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HomeMy WebLinkAboutNCD003200383_19960710_Koppers Co. Inc._FBRCERCLA RD_Remedial Design 1991 - 1996-OCR1/ v~~ RECE/V . · ED MEMO JUL 15 1996 TO: FROM: Ms. Cindy Gurly U.S. EPA -Region IV Mr. Bruce Geno 1})·:;., Cummings/Riter Consultants, Inc. SUPf,:,r1 ., . Project No. 93-·145S£CTtON July 10, I 996 RE: REMEDIAL ACTION REPORTING KOPPERS COMPANY, INC. SUPERFUND SITE MORRISVILLE, NORTH CAROLINA In accordance with the Statement of Work, a Final Construction Inspection is to be held upon completion of construction. In addition, the Unilateral Order requires that a Precertification Inspection be held after Beazer East, Inc. (Beazer) determines that the site remedial action has been fully performed. On June 6, 1996, Beazer conducted a construction inspection for surface water, groundwater, and soil remediations. These inspections were intended to be the Final Construction Inspection for soil and surface water, and the Prefinal Inspection for groundwater remediation. The groundwater treatment system w_as not operational because Beazer is in the process of installing additional system monitoring capabilities beyond that required by the design. As a result of the inspection for soil and surface water, the U.S. Environmental Protection Agency's oversight contractor (Black and Veatch Waste Science, Inc., memorandum dated June 27, 1996) identified three tasks which needed to be addressed by Beazer: • Vegetation should be established over the soil excavation areas; c Th~ arcu leading to the former ~1edlin Pond should be graded to promote positive drainage and to reduce the possibility of ponded water; and • The southern two-thirds of the Fire Pond should be graded to promote positive drainage and increased surface stability. The June 6, 1996 inspections for soil and surface water are therefore considered to. be prefinal inspections, mml/145 -1- QJMMINGS 'f{ITER • • Beazer has addressed each of the above items. Consequently, the surface water and soil portions of the work are ready for the Final Construction Inspection. The Final Construction Inspection for groundwater has yet to be scheduled, but will follow the two- week startup period for the groundwater treatment system. Beazer will schedule the Final Construction Inspection for groundwater, surface water, and soil remediations for the same time to conserve travel costs. It is anticipated that this inspection will take place in mid-August. A letter will follow with the proposed inspection date. In conjunction with the Final Construction Inspection, the site Precertification Inspection could take place. Beazer will prepare and submit a site Final Ccnstn1ction Report wit.11.in 30 days of the Final Construction/Precertification Inspection, and a remedial action report for soil, surface water, and groundwater remediations within 90 days of the Final Construction/Precertification Inspection. Operation and maintenance (O&M) plans for the soil and surface water remediations will be submitted on or before August I, 1996. The O&M plan for groundwater remediation will be completed after the two-week startup period for the groundwater treatment system. pc: Mr. Dave Lown -NCDEHNR Mr. James Cook -Beazer Mr. William Smith -Cummings/Riter mml/145 -2- (:pMMINGS 'R_ITER • Memorandum Date: May 2, 1996 To: From: David Lown Environmental Engineer NC Superfund Section Douglas Moore ~ ~ Environmental Chemist NC Superfund Section • Subj.: Notes on April 30, 1996 Meeting between Cummings-Riter, Consultants, Inc. and Watec, L.P. Koppers Company, Inc. Morrisville, North Carolina US EPA ID: NCO 003 200383 On April 30, 1996, Doug Moore of the NC Superfund Section traveled to the Koppers Co. NPL site to oversee a meeting between members of Cummings-Riter Consultants and Watec. Doug arrived at the site at 10:55 a.m. and met with Mr. Bruce Geno, project engineer with Cummings-Riter Consultants ("Cummings"). The night before the meeting, it had rained heavily. A slow but steady rain came down in the morning and the temperatures were in the upper 60's to low 70's. Mr. Geno provided a brief overview of the surface water remediation at the subject site. Mr. Geno indicated that the surface water remedial action at the Fire pond and the Medlin pond was contracted to Watec. He indicated that the southeast corner of the Fire pond had to be regraded due to surface drainage concerns. Mr. Geno specifically mentioned that a "mud wave" and pockets of standing waler were indicators of storm water drainage problems on the surface of the Fire Pond. He characterized these drainage problems as primarily isolated to the Fire pond and not the Medlin pond. Mr. Geno thinks its is due to the differences in grade over the surface of the Fire pond. The site generally slopes to the northeast toward the Fire pond; thus, the grade at the southwest end of the pond is greater than the grade at the northeast end. At 11 :20, a meeting was held between Bruce Geno of Cummings and Joseph Gunn and Rodney Jones of Watec. Mr. Bill Smith of Cummings arrived about I 5 minutes into the discussion. Mr. Geno provided a copy of the preliminary punchlist submitted by Cummings to Watec. The punchlist outlines tasks that Cummings wants Watec to complete at the Fire pond and Medlin pond remedial areas. The punchlist had • • 15 items listed for Watec to complete at the Fire pond and 9 iterris for Watec to complete at the Medlin pond. Mr. Geno had previously discussed these points with Watec, but agreed to review them for the benefit of Doug Moore. A copy of the punchlist with notes about comments made during the meeting is attached. Checkmarks denote tasks suggested by Cummings that have already, or were in the process of being, completed by Watec. 1.0 1.1 Meeting Notes Fire Pond Mr. Geno opened the meeting by reviewing the punchlist items for the Fire pond. Of the 15 items on the list, 7 items were cosmetic, 7 items were related to storm water drainage issues and I item (abandon monitoring well MW-9) was apparently carried over from previous work. As of April 30, 1996, Watec had completed 5 punchlist items at the Fire pond; 3 items were cosmetic, I item was related to storm water drainage and I item was from previous work. The cosmetic items completed include disposal of plastic tubs, removal and disposal of bridge diversion ditch culvert sections and removal of large rocks stockpiled near the Fire pond. Mr. Gunn indicated that Watec had started blading of the Fire pond diversion ditches that morning and would continue to regrade and finally reseed the ditches. Mr. Geno stated that Watec had abandoned monitoring well #9 as requested. Of the remaining items on the punchlist to be completed at the Fire pond, 5 items were cosmetic and 5 items were related to storm water drainage issues. The cosmetic issues consisted of (I) removal and disposal of plastic sheeting and old tires, (2) chipping trees stockpiled by others, (3) removal of limbs and root matter from the Fire pond fill surface, (4) repair of damaged fence east of Fire pond and (5) placing topsoil over the processed fill at the southeast corner of the Fire pond prior to seeding. Mr. Gunn's response to each of these items was: (I) the plastic sheeting and old tires were to be landfilled as construction waste. (2) the trees were going to a mill to be used as pulpwood. (3) Watec would have a Field Technician clean the root matter from the Fire pond surface within the next week. (4) the fence contractor would return to the site and repair the damaged fence. (5) Mr. Gunn agreed that the area in question needs to be corrected. Watec will use existing fill on the site and regrade the area. The 5 remaining items address potential storm water drainage issues at the Fire pond. These items are (6) regrade and reseed the disturbed Fire pond perimeter road ditch near the northwest corner, (7) Install an underdrain in the Fire pond (8) Grade the area south of remaining concrete pad at north end of the Fire pond and adjacent to the proposed soil excavation area #3 to drain. (9) Grade the ruts created during disking/planting operations in the Fire pond and ( 10) Fine grade the Fire pond surface. Mr. Gunn's response to each of these items. was: (6) Watec will correct Fire pond perimeter road ditch to allow better drainage and reseed. (7) Watec will correct as soon as the weather conditions and the stability of the surface fill permit (at this time, the fill is too wet and too soft to use heavy equipment). (8) Watec will grade the area as soon as the weather permits. Will probably be within the next 2 weeks. (9) Mr. Gunn stated that Watec will complete regrade and contractor will do the seeding, in probably 2-3 weeks. 2 • • (I 0) Mr. Gunn said that Fire pond is too wet to do fine grade with heavy equipment. Watec will bring in Field Technicians to do hand-work with wheelbarrows and fine grade using the existing fill. Note: The last item included to address Cummings concerns over standing pockets of water on the fill surface at the Fire pond. Other additional areas discussed include the stabilization of the Fire pond dam, construction and stabilization of a retention basin below the Fire pond dam and construction and stabilization of a headwall on the northwest side of McCrimmons Road. Mr. Smith indicated that the headwall and basin were adjustments from the original construction designs that were previously approved by the Superfund Section and EPA. Mr. Gunn indicated that Watec will excavate a section below the Fire pond dam (leaving the dam as much in place as possible) to serve as a retention basin. This area will be stabilized by rip-rap to slow the flow rate and control erosion. The main idea is to allow the runoff from the Fire pond to lose energy prior to entering the storm pipe under McCrimmons road. The basin willbe constructed in a flare-pattern that will hold a larger volume of runoff and direct it to the headwall and through the pipe under McCrimmons Road. In addition, Mr. Gunn stated that rip-rap will be placed in the drainage ditch on the southeast side of McCrimmons road to slow the flow rate and control erosion as well. Mr. Gunn was concerned about how the construction of the headwall will affect utility lines (water lines) that run along the northwest side of McCrimmons road. Mr. Smith commented that the basin and headwall plan would meet DOT regulations. 1.2 Medlin Pond Mr. Geno continued to outline items on the punchlist to be corrected at the Medlin pond. Of the 9 items listed on the punchlist, 6 items are cosmetic and 3 are related to storm water drainage issues. According to Mr. Geno, Watec has completed 3 of the 6 cosmetic items. These are (I) seed Medlin pond berms and disturbed area downslope of the last berm, (2) remove the Medlin pond perimeter fence and (3) remove and chip remaining logs and limbs. Item (I) is currently under a separate contract from Watec. Watec is currently in the process of completing item 3. Mr. Gunn will probable place the remaining wood logs and limbs in municipal landfill. He requested information from the State on facilities that recycle yard waste in Wake county? The remaining 3 cosmetic issues outlined by Cummings are: (4) place topsoil over the processed fill at the north end of the Medlin pond, (5) cover the exposed sediments on the east side and south end of the Medlin pond and (6) remove the plastic flex pipe from the overflow drainage ditch connecting the Fire pond and Medlin pond. Mr. Gunn's response to these items was: (4) ?, (5) Watec has already covered the exposed areas. Watec proposed to add geotextile and rock to prevent further erosion. (6) Watec will remove the plastic pipe at the final regrade. The 3 storm water drainage issues at the Medlin pond were: (7) remove, grade and line the overflow drainage ditch leading to the Medlin pond with rock. (8) smooth grade and place seed/soil amendments in removed access road area to Medlin pond, and (9) fine grade the Medlin pond berms to form a v-shape. Mr. Gunn indicated that: (7) Watec will regrade and shape the overflow drainage ditch with a swale that slopes toward 3 • • the Medlin pond. This area will also be reseeded. (8) Watec currently waiting for weather to break to bring in equipment to reshape the road area so that it slopes towards the Medlin pond (9) The berms do not match those outlined in the original plans. Watec plans to modify the berms to match the plans. They will protect the berms with matting. Mr. Smith mentioned the as-built drawing that were to be provided to Cummings following completion of the project. Watec agreed to provide a final base map of both ponds using 50' x 50' grids showing drainage ditches and lines. Smith commented that 50' x 50' grids are adequate, but that the surveyor (Post and Associates) should be able tie the points and that map should show the depth of fill, elevations and have coordinates. Mr. Geno requested the priority in which the project would be completed by Watec. Mr. Gunn indicated that Watec would be working on several of these projects concurrently and that he expects to reseed/stabilize the Medlin pond dam and construction of the headwall and retention basin to take priority. Mr. Gunn indicated that some of the regrade projects at both ponds are weather dependent and that he could make no promises about the exact completion date. However, if the weather holds, he expected to have the projects completed within 3 week. Mr. Smith and Mr. Gunn agreed to have a follow-up site inspection, tentatively arranged for May 24, 1996. 2.0 Site Inspection At 12: 15, the entire group walked to the northwest corner of the Fire pond. The ground at this location was saturated and very soft. Fresh grass covers a majority of the northwest corner of the Fire pond surface. Small pools of standing water were observed on the surface of the Fire pond. Two piles of debris ( one small pile of car tires and one medium pile of trees, stumps and limbs) were observed at the northeast corner of the Fire pond. We walked to a small brick building and concrete pad at the western edge of the Fire pond. The drainage ditch along the perimeter road northwest of these structures was clogged with fill and debris. As a result, the upgradient areas were draining across the perimeter road and runoff was pooling at the north end of the brick building. Mr. Gunn stated that the ditch had been inadvertently blocked and that Watec would clean out the ditch to route the runoff away from the Fire pond. Numerous pools of standing water were observed over the surface soil at the eastern edge of the concrete pad. Mr. Gunn commented that this area was usually wet. This is one the areas to be addressed on the punchlist. We walked to the southeast corner of the Fire pond. This area had been recently graded to improve the drainage. However, there were numerous pools of standing water over the surface. This is another area to be addressed by Watec as part of the final grade. A small pile of concrete drainage pipes (approx. 12 inch diameter) was observed in this area. We walked northeast along McCrimmons road to the point where runoff from the Fire pond drains under the road. The vegetation on the northwest side of McCrimmons road has been cleared from the dam. Some soil was apparently excavated from the dam face and from the bottom of the ditch that runs parallel to McCrimmons road. A small cut has been made into the face of the dam to allow runoff to pass through the dam. The 4 • • dimensions of the cut are estimate to be IO feet wide at the top by 7 feet high. A silt fence has been placed across the cut to slow the velocity of runoff leaving the Fire pond. A low velocity stream of water was observed running through the cut and down the face of the Fire pond dam to the ditch along McCrimmons road. A buildup of silt and sediment was observed in the ditch at the base of the dam. At this point, the runoff enters an 18 inch concrete pipe that directs it underneath McCrimmons road. Mr. Smith indicated that the headwall will be constructed along the northwest face of McCrimmons road. Mr. Gunn commented that Watec plans to stabilize the basin area with rip-rap. We walked southeast to the drainage ditch on the opposite side of McCrimmons road. A 12-14 inch diameter corrugated plastic pipe connected to the concrete drainage pipe, ran through the center of the drainage ditch and under a secondary access road towards the Medlin pond. According to the punchlist, this pipe will be removed from the drainage ditch. Mr. Gunn confirmed Watec's commitment to grade and line the drainage ditch with rip-rap to slow the velocity of runoff and control erosion. There was a small pile of wood chips and logs stacked at the north end of the Medlin pond secondary access road adjacent to McCrimmons road. We walked south along a secondary access road to the north end of the Medlin pond. The Medlin pond has been filled with clean, native soil. Three small earthen berms are constructed at 30-40 foot intervals in the drainage path over the surface of the Medlin pond. The berms were designed by EAP, contractors for Beazor East, as part of a wetland mitigation plan. According to Mr. Gunn, EAP recently planted maples, black willows and arrowroot. over the surface of the Medlin pond to establish a "transitional wetland". The surface water backs up behind each of the berms, then through a gap in the berm and flows downgrade to the next berm and ultimately to the Medlin pond dam. According to Mr. Gunn, the berms are designed to slow the runoff long enough to cause the soil behind each berm to become saturated. A silt fence has been placed along the length of the Medlin pond dam to control erosion. The berms and dam are to ·be final graded, stabilized and reseeded. We walked back to the trailers and I departed the site at 13: 15 p.m. 5 ; • • PRELIMINARY PUNCI !LIST Ct:acral Project 4/1 S/96 Provide fol!O\,ing contract submittals: riprap gradation analysis for culven apron on Adams Products pioperty chain-link fence shop ·dra\\ings cenificates of materials for fence As-built dwgs. including depth of fill with lift thickness checks and edge of geogrid/geote~1ile seed cenification of mix, purity, germination. weed content soil ammcndments cenificate of analysis Fire Pond • Regrade and seed disturbed Fire Pond perimeter road ditch near nonhwest come_r of Fire Pond . Dispose of plastic tubs placed in tree-line to cast of Fire Pond. Abandon monitoring well MW-9. ~ • Install underdrain. - /4 • Remo,·e/dispose of culvert sections used to bridge di\'ersion ditches. / • Regrade diversion ditches to match c~isting grades, and seed/mulch. C • Remo,·e/disposc of plastic sheeting and old tires used to secure sheeting. ...---i<-to-lfi 1'-<d •ow &b>,,.n-v..A'o.. ,.,._.,,k . e, • Chip trees stockpiled bv others near nonhwest comer of Fire Pond. -~ ,, ,..,.., f-. C. • • • '-. • Remm·e limbs and root mancr from Fire Pond fill surface already seeded near nonhwest corner of Fire Pond. -~1-..,-uJ,_ -n c.U. rd"'""~ .,.., 't{ t, n.-utl" ( ,.,_). Remo\'e large rocks stockpiled near small pine tree in nonhwest Fire Pond area. Grade area south of remaining concrete slab at nonh end of Fire Pond and adjacent to Proposed Soil Excal'ation Arca 3 to drain. -~~ ). w..dt.s Grade ruts created during disking/planting operations in Fire Pond area . ~'a ~ b-4.. ;i. -s ,,,.lu. '-ft,v._ ,k,.,),'"'? 1 w=h~ µ -;r«-', ~ ~ ~ Repair damaged fence east of Fire Pond. =chip trees felled on fence. -Q..,,._ s..,'.,( ~ ~ v-lU ~ Place topsoil over processed fill,at southeast corner 9fFire Pond before.seeding.~ ,.,...,..,,__J · .to-c-,_}-........_r-....,,.,.·~ 'J .,.,....., l"'4.4.( /, ~ ,-;1'/,( "'-' Vf'tvh;,,,,, /it1 ~ ~ ,.,. ~'11 Fine grade Fire Pond surface, espcciallv east side_. and southwest corner near Enwood office bulding ~ ~ • where soil was mounded to cover sediments to provide positive drainage. Mounded area should drain from both sides . .., ~..... ~i. ~ c.,il( ~. Medlin Pond Place topsoil O\'~r procesied fill at norp1 end of Medlin Pond. -J-~ _,......._ 1 ~••«, s-b-,-,...-.,.J.,. ~ /,UJ "'I>¼",, CAM,Si", h'/( h ·4,,_ ~ Seed Medlin Pond benns and disturbed area downslope of last berm. _ -.,,~ 1.,; ~ Qi~. Remo\'c Medlin Pond perimeter fence. ( •'•· ; ~ • " r:;:,_.J '9-. ~ ,,,,rt{ Ix.~~,/ 1 1n--d .__J 1'r< r W-'~ s-11' ,.,,..'ch ,.. 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ATLANTA, GEORGIA 30365 MAY O 9 1996 4WD-NSRB MAY 101996 SUPERFUND StGTION David Lown North Carolina Department of Environment Health & Natural Resources 401 Oberlin Road Raleigh, North Carolina 27605 RE: Koppers Co., Inc.,' (Morrisville Plant) NPL Site, Morrisville, NC Dear Mr.Lown: This letter notifies you that Cindy Gurley has been assigned as the Remedial Project Manager for the Koppers Co., Site during my absence on maternity leave. All correspondence and further communications should be directed to her. No address or telephone changes will be required. Please contact me or Cindy if you have any questions concerning this notification. Craig Higgason will continue as the Regional attorney for this Site. · Sincerely, (!;;,:t:1~ Regional Project Manager North Superfund Remedial Branch cc: Curt Fehn, NCS Craig Higgason, ORC Printed on Recycled Paper • United States Department of the Interior FISH AND WILDLIFE SERVICE Raleigh Field Office Post Office Box 33726 Raleigh, North Carolina 27636-3i26 In Reply Refer To: FWS/R4/AES/RANC April 25, 1996 Ms. Beverly T. Hudson North Superfund Remedial Branch Waste Management Division U.S. Environmental Protection Agency 345 Courtland Street, N.E. Atlanta, Georgia 30365 Dear Ms. Hudson: The U.S. Fish and Wildlife Service (Service) offers the following guidance regarding recent inquiries on habitat mitigation for the Former Koppers Company, Incorporated Superfund Site in Morrisville, Wake County, North Carolina. These comments respond to your telephone calls and the fax you sent us on April 3, 1996. Service comments and are intended to assist your investigations, assessments, and planning pursuant to Section 104(a) of the Comprehensive Environmental Response, Compensation, and Liability Act of 1980, as amended (42 U.S.C. 9601 et seq.). Service comments are provided on a technical assistance basis only and do not represent any position that the U.S. Department of the Interior (Department) may adopt concerning possible injury to natural resources under the Department's trusteeship. As we discussed via telephone, the Service's role in habitat mitigation planning for the Former Koppers Company site is one of technical assistance to the U.S. Environmental Protection Agency (U.S. EPA) and contractors for the responsible party. The December 1994 Remedial Design Habitat Mitigation Plan, 100% Design Submittal (Mitigation Plan), prepared by Chester Environmental, was submitted to us for review by U.S. EPA on Janua·ry 6, 1995 (via the Department). The Mitigation Plan we received for review included proposed restoration of wetlands on the former Medlin Pond site in addition to the creation of wetlands and open water habitat at the Seagondollar property. Mitigation at the Seagondollar property was to consist of 1.6 acres of mixed herbaceous, scrub-shrub, and forested wetland and 0.6 acres of open water habitat while the Medlin Pond area will contain about 1 acre of forested wetlands. Thus, the 1 acre restoration proposed at the former Medlin Pond site comprises approximately 38 percent of the total proposed wetland acreage to be replaced. , . . ..,,. • • While the Service worked with the U.S. EPA and site contractors to review and refine aspects of the proposed mitigation, the Mitigation Plan was not designed by the Service. The Service maintains that there are various mechanisms for the responsible party to satisfy habitat mitigation requirements. The Mitigation Plan is one approach which we have deemed acceptable (via our February 2, 1995 response to your request for review of the Mitigation Plan), but it is not a requirement of the Service that this particular plan be implemented. If the U.S. EPA and/ or the responsible party wish to modify the existing Mitigation Plan, the Service stands ready to provide assistance in evaluating any new proposals. We are not able to dismiss the proposed mitigation at the Medlin Pond site without recommending that the U.S. EPA and responsible party pursue alternative mechanisms to compensate for this portion of the overall Mitigation Plan which would not be implemented. In a separate issue related to the Former Koppers Company site, the Service remains concerned over the protectiveness of the clean-up levels for polychlorinated dibenzo-p-dioxins (PCDDs), and polychlorinated dibenzofurans (PCDFs). Upon receiving Beazer's March 8, 1995 response to our February 2, 1995 comments on the site, we recommended you seek a review of the disagreement over clean-up levels from the U.S. EPA Ecological Technical Assistance Group (ETAG). The Service recommended this avenue to you because we believed Beazer had taken our comments out of context and that an independent evaluation of the issue would be beneficial in your decision making process relative to protection of natural resources. We would be interested to discuss the results of any ETAG review related to the PCDD/PCDF ecological risk evaluation. Thank you for coordinating with the Service; if you have any questions, please contact me at (919) 856-4520 (extension 21) Sincerely, To?Yl:tlu~r Ecologist FWS/R4:TAugspurger:ta:04-25-96:919-856-4520 ext.21:wp51\kopp.mit cc: Lee -DOI/OEPC O'Neal -AES/TS-EC Lown -NCDSWM Shannon Craig -Beazer Medlin -Morrisville, NC Wellman -EPA/ETAG y •.' • • BEAZER EAST. !NC .. +36 SEVENTH -\VENL'E. PITTSBURGn. P.-\ 15219 March I, 1996 Ms. Beverly Hudson Remedial Project Manager US. EPA-Region IV North Superfund Remedial Branch Waste Management Division 345 Courtland Street, N.E. Atlanta, GA 30365 RE: Material Characterization/Removal & Disposal Remedial Action . Pond De~atering Project . . .. 'KopperSSite-Morrisvill~, North Carolina · Dear Ms. __ Hudson:_ . MAR O 7 1996 This letter provides notification of material characterization and the transportation/disposal activities associated with approximately 165 cu. yds. of material generated during the fire pond and medlin pond dewatering efforts. The various types and quantities of material requiring containerization for transport and disposal are delineated as follows: Material Est. Volume Carbon Granuls 120 cu. yds. Filtration Cloth Strainers 15 cu. yds. PVC Pipe 30 cu. yds. Container Size 20 yd. roll-offbox 20 yd. roll-off box 20 yd roll-off box Est. Quantity 8 roll-offboxes 1 roll-offbox 2 roll-off boxes Beazer has elected to protectively manage all of the above material as listed hazardous waste (F032). However, by managing this material as such, Beazer in no way admits that the wood preserving waste listings published at 55FR5040_ and stayed at 55FR27332 are applicable to the point of ge!ler;i.bon (a non-operating wood preserving plant) or to the materials in question. ... • • Page 2 March 1, 1996 Beazer has submitted the appropriate characterization documents to Laidlaw Environmental Services of South Carolina, Inc. for disposal purposes. The material has subsequently been approved for disposal at Laidlaw's RCRNCERCLA approved landfill located in Pinewood, South Carolina. Transportation/shipment of all material will be accomplished with licensed hazardous waste haulers. Please call me at (412) 227-2955 or James Cook at (412) 227-2092 if you have any questions or require additional clarification. V ~ truly yours, ·1rc~ ~- Robert A. Fisher Manager -Operations & Maintenance RAF/Ilk enclosures cc: S. Craig -Beazer T. Faye -Beazer W. Smith -Cummings-Riter D. Lown -NC Superfund R. Lasater -NC Air Quality J. Gunn - W ATEC State of North Carolina MICHAEL F. EASLEY ATTOHNEY GENEHAL Dcpartrnunt of Justice F'. 0. l{OX (DD H1\l.EIGl-l --MEMORANDUM-- TO: FROM: RE: DATE: Dave Lown, Environmental Engineer Remediation Branch, Superfund Section Rob Gelblum, Asst. Atty. GeneralRl? Environmental Division, A.G.'s Office Koppers NPL Site Morrisville, Wake County December 22, 1994 • Attached hereto is a copy of the NPDES permit that has been prepared for Koppers in relation to the subject site. The DEM Water Quality just faxed it to me, as promised. Attachment :\n Equcd Opportuni1y / 1\ffinn<-llivc 1\ctio11 Ernployer Division of Environmental Management Water Quality Section • · P.O. Box ~535 Raleigh. N.C. 27626-0535 FAX:{919) 733-9919 P.01/25 ... I F_AA_1_o_=_g_o_b __ 6_e_6_l_u_r'f' ______ ---1I FAX ~UMBER: 7 3, '3 -'1'.19 :7 FROM: je_~li\.d\-e. Po w2..ll PHONE: (919) 733-5083 , c.1et ,S'S t I r-..io. OF PAGES INCLUDING THIS SHEET: IJ_S An Equcl Opportuntty Affi1motive Action Employer DEC-22-1994 _10:38 FROM 411 t..ATER GUl.lTY SECTICN TO • P.02/25 Permit No. NC0084366 STATE OF NOR1H CAROLINA DEPARTMENT OF ENVIRONMENT, HEAL1H, AND NA11JRAL RESOURCES DNISION OF ENVIRONMENT AL MANAGEMENT PERMIT TO DISCHARGE WASTEWATER UNDER THE NATIONAL POLIJJTANT DISCHARGE ELIMINATION SYSTEM In compliance with the provisions of North Carolina General Statute 143-215.1, other lawful standards and regulations promulgated and adopted by the North Carolina Environmental Management Commission, and the Federal Water Pollution Control Act, as amended, Beazer East, Incorporated is hereby authorized to discharge wastewater and stormwater from a facility located at Koppers Company Koppers Road Morrisville, NC Wake County to receiving waters designated as an unnamed tributary to Crabtree Creek in the Neuse River Basill in accordance with the discharge limitations, monitoring requirements, and other conditions set forth in Parts I, ll, III, and fV hereof. This permit shall become effective February 2, 1995. This permit and the authorization to discharge shall expire at midnight on May 31, 1998. Signed this day December 19, 1994. A. Preston Howard, Jr., P.E., Director Division of Environmental Management By the Authority of the Environmental Management Commission Page I I:EC-22-1994 HJ:38 FROM • WATER GII..H..JTY SECTJCN TO • is hereby authorized to: SUPPLEMENT TO PERMIT COVER SHEET Beazer East, Incorporated Koppers Company Superfund Site 97339909 P.03/25 Permit No. NC0084366 1. Continue to operate groundwater and surface water remediation system consisting of equalization/storage, flow metering, bag filtration, and liquid phase carbon adsorption located at Koppers Road northwest of Morrisville, NC, in Wake County 2. Discharge wastewater from said treatment works at the location specified on the attached maps into an unnamed tributary to Crabtree Creek which is classified Class B NSW waters in the Neuse River Basin. A. EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS-FINAL Permit No. NC0007749 During the period beginoing on the effective date of the pennit and lasting until expiration, the Pennittee is authorized to discharge from outfall(s) serial number 003 (Medlin Pond dewatering treatment system discharge point). Such discharges shall be limited and monitored by the pennittee as specified below: Effluent Characteristics ~D~i~sch-a~r..,g ... e _ __,..l,wim=it~a..,tj .. own_s Lbs / day Unit~ Pentachlorophenol Phenol Dioxin Mon. Avg. Daily Max. Mon. Avg. *Sample Locations: E -Effluent, I -fnfluent, U -Upstream, D -Downstream (specify) Dailb Max. 20. ug/l Monitoring Requirements Measurment Sample •Sample Frequency Ill!'. Location 2/month Grab E 2/month Grab E Quarterly Grab E ** Chronic Toxicity (Ceriodaphnia) P/F at 90%; March, June, September, December; See Part ill, Condition E. There shall be no discharge of floating solids or visible foam in other than trace amounts. Design and construction of the waste treatement facility will emphasize the use of plastic pipes and fittings where practically possible. cl • A. EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS -FINAL Permit No. NC0007749 During the period beginning on the effective date of the permit and lasting until expiration, the Pennittee is authorized to discharge from outfall(s) serial number 002 (Fire Pond dewatering treatment system discharge point). Such discharges shall be limited and monitored by the pennittee as specified below: Effl ueot Characteristics Pentachlorophenol Phenol Dioxin Discharge Lbs I day Moo. Avg. Dally Max. Limitations Units Mon. Avg. *Sample Locations: E -Effluent, I -Influent, U -Upstream, D -Downstream {specify) Dally Max. 20.0 ug/1 Monitoring BC11uirements Measurment Sample •sample Frequency ~ Location 2/month Grab E 2/month Grab E Quarterly Grab E ** Chronic Toxicity (Ceriodaphnia) P/F at 90%; March, June, September, December; See Part IU, Condition E. There shall be no discharge of floating solids or visible foam in other than trace amounts. Design and construction of the waste treatement facility will emphasize lhe use of plastic pipes and fittings where practically possible. ~ cl • A. EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS -ANAL Permit No. NC0007749 During the period beginning on the effective date of the pennit and lasting until expiration, the Pennittee is authorized to discharge from outfall(s) serial numberOOl (groundwater remediation treatment system discharge point). Such discharges shall be limited and monitored by the pennittee as specified below: Effluent Characteristics Flow Pentachlorophenol Phenol Dioxin Chronic Toxicity Discharge Limitations Lbs/ day Units Mon. Avg. Daily Max. Mon. Avg. "Sample Locations: E -Effiuent, I -[nfluent, U -Upstream, D -Downstream M!mitoring Requirements <specify) Measurment Sample •Sample Daily Max. Frequency ~ Location 2/month Instantaneous E 20.0 ug/1 2/month Grab E 2/month Grab E Quarterly Grab E ** ** "* E """ Chronic Toxicity {Ceriodaphnia) P/F at 90%; March, June, September, December; See Part lll, Condition E. There shall be no discharge of floating solids or visible foam in other than trace amounts. Design and construction of the waste trealcment facility will emphasize the use of plastic pipes and fillings where practically possible. • "l) DEC-22-1994 10:40 FRCl1 • !,,ATER Gl.H...ITY SECTICN TO • 9"7339909 P.08/25 PART! Section B Schedule of Compliance I. The pennittee shall comply with Final Effluent Limitations specified for discharges in accordance with the following schedule: Permittee shall comply with Final Effluent Limitations by the effective date of the pemrit unless specified below. 2. Pennittee shall at all times provide the operation and maintenance necessary to operate the existing facilities at optimum efficiency. 3. No later than 14 calendar days following a dare identified in the above schedule of compliance, the pennitt.ee shall submit either a report of progress or, in the case of specific actions being required by identified dates, a written notice of compliance or noncompliance. In the latter case, the notice shall include the cause of noncompliance, any remedial actions taken, and the probability of meeting the next schedule requirements. DEC-22-1934 10:41 FRCl'l • ~TER GI..H..ITY SECTICN TO • 9'?339909 P.09/25 Part II Page 1 of 14 PART II STANDARD CONDffiONS FOR NPDES PER.\{!TS SECTION A DEFINITIONS I. Permit Issuin,~ Authority The Director of the Division of Environmental Management. 2. DEM or Division Means the Division of Environmental Management. Department of Environment, Health and Natural Resources. 3. ~ Used herein means the North Carolina Environmental Management Commission. 4. Act or "the Act" The Federal Water Pollution Control Act, also known as the Clean Water Act, as amended, 33 USC 1251, et. seq. 5. Mass/Day Measurements a. The "monthly average discharge" is defined as the total mass of all daily discharges sampled and/or measured during a calendar month on which daily discharges are sampled and measured, divided by the number of daily di.-,charges sampled and/or mea~ured during such month. It is therefore, an arithmetic mean found by adding the weights of the pollutant found each day of the month and then dividing this sum by the number of days the tests were reported. The limitation is identified as "Monthly Average" in Part I of the permit b. The "weekly average discharge" is defined as the total mass of all daily discharges sampled and/or measured during the calendar week (Sunday • Saturday) on which daily discharges are sampled and measured, divided by the number of daily discharges sampled and/or measured during such week. It is, therefore, an arithmetic mean found by adding the weights of pollutants found each day of the week and then dividing this sum by the number of days the tests were reported. This limitation is identified as "Weekly Average" in Part I of the permit. c. The "maximum daily discharge" is the total mass (weight) of a pollutant discharged during a calendar day. If only one sample is taken during any calendar day the weight of pollutant calculated from it is the "maximum daily discharge.• This limitation is identified as "Daily Maximum," in Part I of the permit. d. The "average annual discharge" is defined as the total mass of all daily discharges sampled and/or measured during the calendar year on which daily discharges are sampled and measured, divided by the number of daily discharges sampled and/or measured during such year. It is, therefore, an arithmetic mean found by adding the weights of pollutants found each day of the year and then dividing this sum by the number of days the tests were reported. This linritation is defined as "'Annual Average" in Part I of the permit DEC-22-1994 10:41 FRCl1 • l>.ATER QLRJTY 5ECTJa,i TO • 91339909 P.10/25 Part II Page 2 of 14 6. Concentration Measurement a. The "average monthly concentration," other than for fecal coliform bacteria, is the swn of the concentrations of all daily discharges sampled and/or measured during a calendar month on which daily discharges are sampled and measured, divided by the number of daily discharges sampled and/or measured during such month (arithmetic mean of the daily concentration values). The daily concentration value is equal to the concentration of a composite sample or in the case of grab samples is the arithmetic mean (weighted by flow value) of all the samples collected during that calendar day. The average monthly count for fecal colifonn bacteria is the geometric mean of the counts for samples collected during a calendar month. This limitation is identified as "Monthly Average" under 'Other Limits" in Part I of the permit. b. The "average weekly concentration," other than for fecal coliform bactetia, is the sum of the concentrations of all daily discharges sampled and/or measured during a calendar week (Sunday/Saturday) on which daily discharges are sampled and measured divided by the number of daily discharges sampled and/or measured during such week (arithmetic mean of the daily concentration values). The daily concentration value is equal to the concentration of a composite sample or in the case of grab samples is the arithmetic mean (weighted by flow value) of all the samples collected during that calendar day. The average weekly count for fecal coliform bacteria is the ~eometric mean of the counrs for samples collected during a calendar week. This limitation IS identified as "Weekly Average" under "Other Limits" in Part I of the permit c. The "maximum daily concentration" is the concentration of a pollutant discharge during a calendar day. If only one sample is taken during any calendar day the concentration of pollutant calculated from it is the "Maximum Daily Concentration". It is identified as "Daily Maximum" under "Other Limits" in Part I of the permit. d. The "average annual concentration," other than for fecal coliform bacteria. is the swn of the concentrations of all daily discharges sampled and/or measured during a calendar year on which daily discharges are sampled and measured divided by the number of daily discharges sampled and/or measured during such year (arithmetic mean of the daily concentration values). The daily concentration value is equal to the concentration of a composite sample or in the case of grab samples is the arithmetic mean (weighted by flow value) of all the samples collected during that calendar day. The average yearly count for fecal colifonn bacteria is the geometric mean of the counts for samples collected during a calendar year. This limitation is identified as "Annual Average" under "Other Limits" in Part I of the permit. e. The "daily average concentration" (for dissolved oxygen) is the minimum allowable amount of dissolved oxygen required to be available in the effluent prior to discharge averaged over a calendar day. If only one dissolved oxygen sample is taken over a calendar day, the sample is considered to be the "daily average concentration" for the discharge. It is identified as "daily average" in the text of Part I. f. The "quarterly average concentration" is the average of all samples taken over a calendar quarter. It is identified as "Quanerly Average Limitation" in the text of Part I of the permit g. A calendar quarter is defined as one of the following distinct periods: January through March, April through June, July through September, and October through December. DEC-22-1994 10:42 FROM .M WATER QLRLITY SECTICN TO • 97339909 P.11/25 Part II Page 3 of 14 7. Other Measurements a. Flow, (MGD): The flow limit expressed in thi~ permit is the 24 hours average flow, averaged monthly. It is determined as the arithmetic mean of the total daily flows recorded during the calendar month. b. An "instantaneous flow measurement" is a measure of flow taken at the time of sampling, when both the sample and flow will be representative of the total discharge. c. A "continuous flow measurement" is a measure of discharge flow from the facility which occurs continually without interruption throughout the operating hours of the facility. Aow shall be monitored continually except for the infrequent times when there may be no flow or for infrequent maintenance activities on the flow device. 8. Types of Samples a. Composite Sample: A composite sample shall consist of: (1) a series of grab samples collected at equal time intervals over a 24 hour period of discharge and combined proportional to the rate of flow measured at the time of individual sample collection, or (2) a series of grab samples of equal volume collected over a 24 hour period with the time intervals between samples determined by a preset number of gallons passing the sampling point Flow measurement between sample intervals shall be determined by use of a flow recorder and totalizer, and the present gallon interval between sample collection fixed at no greater than 1/24 of the expected total daily flow at the treatment system, or (3) a single, continuous sample collected over a 24 hour period proportional to the rate of flow. · · In accordance with (1) above, the time interval between influent grab samples shall be no greater than once per hour, and the time interval between effluent grab samples shall be no greater than once per hour except at wastewater treatment systems having a detention time of greater than 24 hours. In such cases, eftluent grab samples may be collected at time intervals evenly spaced over the 24 hour period which are equal in number of hours to the detention time of the system in number of days. However, in no case may the time interval between effluent grab samples be greater than six (6) hours nor the number of samples less than four (4) during a 24 hour sampling period. b. Grab Sample: Grab samples are individual samples collected over a period of time not exceeding 15 minutes; the grab sample can be taken manually. Grab samples must be representative of the discharge or the receiving waters. 9. Calculation of Means a Arithmetic Mean: The arithmetic mean of any set of values is the summation of the individual values divided by the number of individual values. b. Geometric Mean: The geometric mean of any set of values is the Nth root of the product of the individual values where N is equal to the number of individual values. The geometric mean is equivalent to the anti tog of the arithmetic mean of the logarithms of the individual values. For purposes of calculating the geometric mean, values of zero (0) shall be considered to be: one (I). DEC-22-1934 10:42 FR01 w lJ'ITER GU=l.JTY SECTJCN TO • 9'?333909 P.12/25 Part lI Page 4 of 14 c. Weighted by Flow Value: Weighted by flow value means the summation of each concentration times its respective flow divided by the summation of the respective flows. 10. Calendar Day A calendar day is defined as the period from midnight of one day until midnight of the next day. However, for purposes of this permit, any consecutive 24-hour period that reasonably represents the calendar day may be used for sampling. 11. Hazardous Substance A hazardous substance means any substance designated under 40 CFR Part 116 pursuant to Section 311 of the Clean Water Act 12. Toxic Pol!utrui1 A toxic pollutant is any pollutant listed as to,cic under Section 307(a)(l) of the Clean Water Act SECTION B. GENERAL CONDITTQNS I. Duty to Com pl Y The permittee must comply with all conditions of this permit. Any permit noncompliance constitutes a violation of the Clean Water Act and is grounds for enfol\'ement action; for permit termination, revocation and reissuance, or modification; or denial of a permit renewal application. a. The permittee shall comply with effluent standards or prohibitions established under section 307 (a) of the Clean Water Act for toidc pollutants and with standards for sewage sludge use or disposal established under section 405(d) of the Clean Water Act within the time provided in the regulations that establish these standards or prohibitions or standard_~ for sewage sludge use or disposal, even if the permit has not yet been modified to incorporate the requirement. b. The Clc:an Water Act provides that any person who violates a eermitcondition is subject to a civil penalty not to exceed $25,000 per day for each VJolation. Any person who negligently violates any permit condition is subject to criminal penalties of $2,500 to $25,000 per day of violation, or imprisonment for not more than 1 year, or both. Any person who knowingly violates permit conditions is subject to criminal penalties of $5,000 to $50,000 per day of violation, or imprisonment for not more than 3 years, or both. Also, any person who violates a permit condition may be assessed an administrative penalty not to exceed $10,000 per violation with the maximum amount not to exceed $125,000. [Ref: Section 309 of the Federal Act 33 U.S.C.1319 and 40 CFR 122.41 (a)] · c. Under state law, a civil penalty of not more than ten thousand dollars ($10,000) per violation may be assessed against any person who violates or fails to act in accordance with the tenns, conditions, or requirements of a permit. [Ref: North Carolina General Statutes § 143-215.6AJ d. Any person may be assessed an administrative penalty by the Administrator for violating section 301, 302, 306, 307, 308, 318, or 405 of the Act, or any permit condition or limitation implementing any of such sections in a permit issued under section 402 of the Act Administrative penalties for Class I violations are not to exceed $10,000 per violation. with the maximum amount of any Class I penalty assessed not to exceed $25,000. r:EC-22-1994 10= 43 FRa1 ttr !,.ATER Gl..A...ITY SECT!Di TO • 9'?339909 P.13/25 Part II Page 5 of 14 Penalties for Class II violations are not to exceed $10,000 per day for eat:h day during which the violation continues, with the maximum amount of any Class Il penalty not to exceed $125,000. 2. Duty to Miti~ate The pennittee shall take all reasonable steps to minimize or prevent any discharge or sludge use or disposal in violation of this permit which has a reasonable likelihood of adversely affecting hwnan health or the environment. 3. Civil and Criminal Liability Except as provided in pennit conditions on "Bypassing" (Part II, C-4) and "Power Failures" (Part II, C-7), nothing in this permit shall be construed to relieve the pennittee from any responsibilities, liabilities, or penalties for noncompliance pursuant to NCGS 143-215.3, 143- 215.6 or Section 309 of the Federal Act, 33 USC 1319. Furthermore, the pennittee is responsible for consequential damages, such as fish kills, even though the responsibility for effective compliance may be temporarily suspended. 4. Oil and Hazau1nTJS Substance Liability Nothing in this permit shall be consttued to r,reclude the institution of any legal action or relieve the permittee from any responsibilities, liabilities, or penalties to which the permittee is or may be subject to under NCGS 143-215.75 et seq. or Section 311 of the Federal Act, 33 USG 1321. Furthennore, the permittee is responsible for consequential damages, such as fish kills, even though the responsibility for effective compliance may be temporarily suspended. 5. Property Riehts The issuance of this pennit does not convey any property rights in either real or personal property, or any exclusive privileges, nor does it authoriz.e any injury to private property or any invasion of personal rights, nor any infringement of Federal, State or local laws or regulations. 6. Onshore or Offshore Constmction This permit does not authorize or approve the construction of any onshore or offshore physical structures or facilities or the undertaking of any work in any navigable waters. 7. Severabjjjty The provisions of this permit are severable, and if any provision of this permit, or the application of any provision of this permit to any circumstances, is held invalid, the application of such provision to other circumstances, and the remainder of this pennit, shall not be affected thereby. 8. Duty to Provide Infonnation The pennittee shall furnish to the Permit Issuing Authority, within a reasonable time, any information which the Permit Issuing Authority may request to detennine whether cause exists for modifying, revoking and reissuing, or tenninating this permit or to determine compliance with this permit. The permittee shall also furnish to the Permit Issuing Authority upon request, copies of records required to be kept by this permit DEC-22-1994 10: 43 FRIJ'1 tlf W'ITER Gl.R..JTY SECTJ(),I TO • 97339909 P.14/25 Part II Page 6 of 14 9. Duty to ReilJlpJy lf the perrnittee wishes to continue an activity regulated by this permit after the expiration date of this permit, the permittee must apply for and obtain a new permit. 10. Expiration of Pennit The permittee is not authorized to discharge after the expiration date. In order to receive automatic authorization to discharge beyond the expiration date, the permittee shall submit such information, forms, and fees as are required by the agency authorized to issue permits no later than 180 days prior to the expiration date. Any penuittee that has not requested renewal at least 180 days prior to expiration, or any pcrmittee that does not have a permit after the expiration and has not requested renewal at least 180 days prior to expiration, will subject the permittee to enforcement procedures as provided in NCOS 143-215.6 and 33 USC 1251 et. seq. 1 l. Sii:natory Reqµjrements All applications, reports, or infonnation submitted to the Permit Issuing Authority shall be signed and certified. a. All permit applications shall be signed as follows: (1) For a corporation: by a responsible corporate officer. For the purpose of this Section, a responsible corporate officer means: (a) a president, secretary, treasurer or vice president of the corporation in charge of a principal business function, or any other person who pe1fonns similar policy or decision making functions for the corporation, or (b) the manager of one or more manufacturing production or operating facilities employing more than 250 persons or having gross annual sales or expenditures exceeding 25 million (in second quarter [980 dollars), if authority to sign documents has been assigned or delegated to the manager in accordance with corporate procedures. (2) For a partnership or sole proprietorship: by a general partner or the proprietor, respecovel y; or (3) For a municipality, State, Federal, or other pllblic agency: by either a principal executive officer or ranking elected official. b. All reports required by the permit and other infonnation requested by the Permit Issuing Authority shall be signed by a person described above or by a duly authorized representative of that person, A pen;on is a duly authorized representative only if: (1) The authorization is made in writing by a person described above; . (2) The authorization specified either an individual or a position having responsibility for the overall operation of the regulated facility or activity, such as the position of plant manager, operator of a well or well field, superintendent, a position of equivalent responsibility, or an individual or position having overall responsibility for environmental matters for the company. (A duly authorized representative may thus be either a named individual or any individual occupying a named position.); and (3) The written authorization is submitted to the Permit Issuing Authority. DEC-22-19g4 10:44 FR01 • ~TER GU'IL.ITY SECTICN TO • 9'1339909 P.15/25 Part II Page 7 of 14 c. Certification. Any person signing a document under paragraphs a. or b. of this section shall make the following certification: "I certify, under penalty of law, that this docwnent and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified pel'Sonnel properly gather and evaluate the infonnation submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowled~e and belief, true, accurate, and complete. I am aware that there are significant penallles for submitting false information, including the possibility of fines and imprisonment for knowing violations." 12. Permit Actions This permit may be modified, revoked and reissued, or terminated for cause. The filing of a request by the permittee for a permit modification, revocation and reissuance, or tennination, or a notification of planned changes or anticipated noncompliance does not stay any permit condition. 13. Peonit Modification, Revocation and Rejs,,uance or IeOPioatipn The issuance of this permit does not prohibit the permit issuing authority from reopening and modifying the permit, revoking and reissuing the permit, or terminating the permit as allowed by the laws, rules, and regulations contained in Title 40, Code of Federal Regulations, Parts 122 and 123; Title 15A of the Nonh Carolina Administrative Code, Subchapter 2H .0100; and North Carolina General Statute 143-215.1 et al. 14. Previous Pennits All previous National Pollutant Discharge Elinlination System Permits issued to this facility, whether for operation or discharge, arc hereby revoked by issuance of this permit. [The exclusive authority to operate this facility arises under this permit The authority to operate the facility under previously issued permits bearing this number is no longer effective. J The conditions, requirements, terms, and provisions of this permit authorizing discharge under the National Pollutant Discharge Elimination System govern discharges from this facility. SECTION C. OPERATION AND MAINTENANCE OF PPIJ,lmQN CONTROLS 1. Cenifiesi OJlerator Pul'Suant to Chapter 90A-44 of North Carolina General Statutes, and upon classification of the facility by the Certification Commission, the permittee shall employ a certified wastewater treatment plant operator in responsible charge (ORC) of the wastewater treatment facilities. Such operator must hold a certification of the grade equivalent to or greater than the classification assigned to the wastewater treatment facilities by the Certification Commission. The permittee must also employ a certified back-up operator of the appropriate type and any grade to comply with the conditions of Title 15A, Chapter SA .0202. The ORC of the facility must visit each Class I facility at least weekly and each Class II, ill, and IV facility at least daily, excluding weekends and holidays, and must properly manage and document daily operation and maintenance of the facility and must comply with all other conditions of Title lSA, Chapter 8A .0202. Once the facility is classified, the permittee shall submit a letter to the Certification Commission which designates the operator in responsible charge within thirty days after the wastewater treatment facilities are 50% complete. OCC-22-1994 10:45 FROM • WATER GI..R_!TY SECT!CN TO • 9/339903 P.16/25 Part II Page 8 of 14 2. Proper Operation and Maintenance The permittee shall at all times properly operate and maintain all facilities and systems of treatment and control (and related appurtenances) which are installed or used by the pennittee to achieve compliance with the conditions of this permit. Proper operation and maintenance also includes adequate laboratory controls 3.l)d appropriate quality assurance procedures. This provision requires the operation of back-up or auxiliary facilities or similar systems which are installed by a pennittee only when the operation is necessary to achieve compliance with the conditions of the permit. 3. Need 10 Halt or Reduce not a Defense It shall not be a defense for a pennittee in an enforcement action that it would have been necessary to halt or reduce the permitted activity in order to maintain compliance with the condition of this pennit. 4. BY1Jassin& of Treatment Facj]jties a. Definitions (1) "Bypass" means the known diversion of waste streams from any portion of a treatment facility including the collection system. which is not a designed or established or operating mode for the facility. (2) "Severe property damage" means substantial physical damage to property, damage to the treatment facilities which causes them to become inoperable, or substantial and permanent loss of natural resources which can reasonably be expected to occur in the absence of a bypass. Severe property damage·does not mean economic loss caused by delays in production. b. Bypass not exceeding limitations. The permittee may allow any bypass to occur which does not cause effluent limitations to be exceeded, but only if it also is for essential maintenance to assure efficient operation. These bypasses are not subject to the provisions of Paragraphs c. and d. of this section. c. Notice (I) Anticipated bypass. If the permittee knows in advance of the need for a bypass, it shall submit prior notice, if possible at least ten days before the date of the bypass; including an evaluation of the anticipated quality and affect of the bypa.o;s. (2) Unanticipated bypass. The permittee shall submit notice of an unanticipated bypass as required in Part II, E. 6. of this pennit. (24 hour notice). d. Prohibition of Bypass (!) Bypass is prohibited and the Permit Issuing Authority may take enforcement action against a permittee for bypass, unless: (A) Bypass was unavoidable to prevent loss of life, personal injury or severe property damage; (B) There were no feasible alternatives to the bypass, such as the use of auxiliary treatment facilities, retention of untreated wastes or maintenance during normal DEC-22-1994 10: 45 FROM • l,JC\TER GI..R..ITY SECTICN TO • 97339909 P.17/25 Part II Page 9 of 14 periods of equipment downtime. This condition is not satisfied if adequate backup equipment should have been installed in the exercise of reasonable engineering judgment to prevent a bypass which occurred during normal periods of equipment downtime or preventive maintenance; and (C) The pennittee submitted notices as required under Paragraph c. of this section. (2) The Permit Issuing Authority may approve an anticipated bypass, after considering its adverse affects, if the Permit Issuing Authority determines that it will meet the three conditions listed above in Paragraph cl. (l) of this section. 5. Upsets a. Definition. "Upset " means an exceptional incident in which there is unintentional and temporary noncompliance with technology based permit effluent limitations because of factors beyond the reasonable control of the pennittee. An upset does not include noncompliance to the extent caused by operational error, improperly designed treatment facilities, inadequate treatment facilities, lack of preventive maintenance, or careless or improper operation. b. Effect of an upset. An upset constirutes an affirmative defense to an action brought for noncompliance with such technology based permit effluent limitations if the requirements of paragraph c. of this condition are met. No detennination made during administrative review of claims that noncompliance was caused by upset, and before an action for noncompliance, is final administrative action subject to judicial review. c. Conditions necessary for a demonstration of upset. A pennittee who wishes to establish the affirmative defense of upset shall demonstrate, through properly signed, contemporaneous operating logs, or other relevant evidence that: (1) An upset occurred and that the pellilittee can identify the cause(s) of the upset; (2) The pennittee facility was at the time being properly operated; and (3) The permittee submitted notice of the upset as required in Part Il, E. 6. (b) (B) of this permit · (4) The permittee complied with any remedial measures required under Part Il, B. 2. of this pellilit d. Burden of proof. In any enforcement proceeding the permittee seeking to establish the occurrence of an upset has the burden of proof. 6. Removed Substances Solids, sludges, filter backwash, or other pollutants removed in the course of treatment or control of wastewaters shall be utili:c:ed/disposed of in accordance with NCGS 143-215.1 and in a manner such as to prevent any pollutant from such materials from entering waters of the State or navigable waters of the United States. The pennittee shall comply with all existing federal DEC-22-1994 10:45 FROM • W'lTER GII...AL!TY SECTION TO • 97339909 P.18/25 Partll Page 10 of 14 regulations governing the disposal of sewage sludge. Upon promulgation of 40 CFR Part 503, any permit issued by the Permit Issuing Authority for the utilization/disposal of sludge may be reopened and modified. or revoked and reissued, to incorporate applicable requirements at 40 CFR Part 503. The permittee shall comply with applicable 40 CFR Part 503 Standards for the Use and Disposal of Sewage Sludge (when promulgated) within the time provided in the regulation, even if the permit is not modified to incorporate the requirement The permittee shall notify the Permit Issuing Authority of any significant change in its sludge use or disposal practices. 7. Power Failures The permittee is responsible for maintaining adequate safeguards as required by DEM Regulation, Title ISA, North Carolina Administrative Code, Subchapter 2H, .0124 Reliability, to prevent the discharge uf untreated or inadequately treated wastes during electrical power failures either by means of alternate power sources, standby generators or retention of inadequately treated effluent SECTION P MONITORING AND RECORDS 1. Representative Sampling Samples collected and measurements taken, as required herein, shall be characteristic of the volume and nature of the permitted discharge. Samples collected at a frequency less than daily shall be taken on a day and time that is characteristic of the discharge over the entire period which the sample represents. All samples shall be taken at the monitoring points specified in this permit and, unless otherwise specified, before the effluent joins or is diluted by any other wastestream, body of water, or substance. Monitoring points shall not be changed without notification to and the approval of the Pennit Issuing Authority. 2. Reporting Monitoring results obtained during the previous month(s) shall be summarized for each month and reported on a monthly Discharge Monitoring Report (DMR) Form (DEM No. MR I, 1.1, 2, 3) or alternative forms approved by the Director, DEM, postmarked no later than the 30th day following the completed reporting period. The first DMR is due on the last day of the month following the issuance of the permit or in the case of a new facility, on the last day of the month following the commencement of discharge. Duplicate signed copies of these, and all other reports required herein, shall be submitted to the following address: 3. EJow Measurements Division of Environmental Management Water Quality Section ATTENTION: Central Files Post Office Box 29535 Raleigh, North Carolina 27626-0535 Appropriate flow measurement devices and methods consistent with accepted scientific practices shall be selected and used to ensure the accuracy and reliability of measurements of tbe volume of monitored discharges. The devices 5hall be installed, calibrated and maintained to ensure that the accuracy of the measurements are consistent with the accepted capability of that type of device. Devices selected shall be capable of measuring flows with a maximum deviation of less than + 10% from the true discharge rates throughout the range of expected DEC-22-1994 10: 46 FR01 • i,,RTER GI..R..ITY SECT!ll'1 TO • 97339909 P.19/25 Part II Page 11 ofl4 di,;charge volumes. Once-through condenser cooling water flow which is monitored by pump logs, or pump hour meters as specified in Part I of this permit and based on the manufacturer's pump curves shall not be subject to this requirement 4. Test Procedures Test procedures for the analysis of pollutants shall confonn to the EMC regulations published pursuant to NCGS 143-215.63 et seq, the Water and Air Quality Reporting Acts, and to regulations published pursuant to Section 304(g), 33 USC 1314, of the Federal Water Pollution Control Act, as Amended, and Regulation 40 CPR 136; or in the case of sludge use or disposal, approved under 40 CPR 136, unless otherwise specified in 40 CFR 503, unless other test procedures have been specified in this permit To meet the intent of the monitoring required by this permit, all test procedures must produce minimum detection and reporting levels that are below the permit discharge requirements and all data generated must be reported down to the minimum detection or lower reporting level of the procedure. If no approved methods are determined capable of achieving minimum detection and reporting levels below permit dischar_lfe requirements, then the most sensitive (method with the lowest possible detection and reporting level) approved method must be used. 5. Penalties for Tampering The Clean Water Act provides that any person who falsifies, tampers with, or knowingly renders inaccurate, any monitoring device or method required to be maintained under this pennit shall, upon conviction, be punished by a fine of not more than $10,000 per violation, or by imprisonment for not more than two years per violation, or by both. If a conviction of a person is for a violation committed after a first conviction of such person under this paragraph, punishment is a fine of not more than $20,000 per day of violation, or by imprisonment of not more than 4 years, or both. 6. Recorrls Retention Except for records of monitoring information required by this permit related to the permittee • s sewage sludge use and disposal activities. which shall be retained for a period of at least five years (or longer as required by 40 CFR 503), the permittee shall retain records of all monitoring information, including all calibration and maintenance records and all original strip chart recordings for continuous monitoring instrumentation, copies of all repons required by this permit, for a period of at least 3 years from the date of the sample, measurement, report or application. This period may be extended by request of the Director at any time. 7. Recording Results For each measurement or sample taken pursuant to the requirements of this permit, the perrnittee shall record the following information: a. The date, exact place, and time of sampling or measurements; b. The individual(s) who performed the sampling or measurements; c. The date(s) analyses were performed; d. The individual(s) who performed the analyses; e. The analytical techniques or methods used; and f. The results of such analyses. DEC-22-1994 10:47 FRO'l • WATER Gl..l'LITY SECTICJ-1 TO 97339909 P.20/25 Part II Page 12 of 14 8. Inspection and Entry The permittee shall allow the Director, or an authorized representative (including an authorized contractor acting as a representative of the Director), upon the presentation of credentials and other documents as may be required by law, to; a. Enter upon the pennittee's premises where a regulated facility or activity is located or conducted, or where records must be kept under the conditions of this permit; b. Have access to and copy, at reasonable times, any records that must be kept under the conditions of this permit; c. Inspect at reasonable times any facilities, equipment (including monitoring and control equipment), practices, or operations regulated or required under this pennit; and d. Sample or monitor at rea.~onable times, for the purposes of a.~suring pennit compliance or as otherwise authorized by the Clean Water Act, any substances or parameters at any location. SECTION E. REPORTING REOJJIREMENTS I. Change io Discharge All discharges authorized herein shall be consistent wi_th the terms and conditions of this perrnit. The discharge of any pollutant identified in this permit more frequently than or at a level in excess of that authorized shall constitute a violation of the perrnit. 2. Planned Changes The permittee shall give notice to the Director as soon as possible of any planned physical alterations or additions to the permitted facility. Notice is required only when: a. The alteration or addition to a permitted facility may meet one of the criteria for determining whether a facility is a new source in 40 CFR Part 122.29 (b ); or b. The alteration or addition could significantly change the nature or increase the quantity of pollutants discharged. This notification applies to pollutants which are subject neither to effluent limitations in the pennit, nor to notification requirements under 40 CFR Part 122.42 (a) (1). c. The alteration or addition results in a significant change in the permittee's sludge use or disposal practices, and such alternation, addition or change may justify the application of permit conditions that are different from or absent in the existing peI101t, including notification of additional use or disposal sites not reported during the permit application process or not reported pursuant to an approved land application plan. 3. Anticipated Noncom p1iance The permittee shall give advance notice to the Director of any planned changes in the permitted facility or activity which may result in noncompliance with permit requirements. DEC-22-1994 10:47 FRCl1 tlf1 l.J=\TER Gl.R..!TY SECT!°' TO • 9' ?339':0::I P.21/25 Part II Page 13 of 14 4. Transfers lbis pennit is not transferable to any person except after notice to the Director. The Director may require modification or revocation and reissuance of the permittee and incorporate such other requirements as may be necessary under the Clean Water Act. 5 . Monitortni: Reports Monitoring resultS shall be reported at the intervals specified elsewhere in this permit a. Monitoring results must be reported on a Discharge Monitoring Report (DMR) (See Part II. D. 2 of this permit) or forms provided by the Director for reporting resultS of monitoring of sludge use or disposal practices. b. If the permittee monitors any pollutant more frequently than required by the permit, using test procedures specified in Part II, D. 4. of this permit or in the case of sludge use or disposal, approved under 40 CFR 503, or as specified in this pennit, the results of this monitoring shall be included in the calculation and reporting of the data submitted in the DMR. c. Calculations for all limitations which require averaging of measurements shall utilize an arithmetic mean unless otherwise specified by the Director in rhe permit. 6. Iwentx-fonr Hour Renorting a. The permlttee shall report to the central office or the appropriate regional office any noncompliance which may endanger health or the environment Any information shall be provided orally within 24 hours from the time the permittee became aware of the circumstances. A written submission shall also be provided within 5 days of the time the pertnittee becomes aware of the circumstances. The written submission shall contain a description of the noncompliance, and its cause; the period of noncompliance, including exact dates and times, and if the noncompliance has no been corrected, the anticipated time it is expected to continue: and steps taken or planned to reduce, eliminate, and prevent reoccurrence of the noncompliance. b. The following shall be included as information which must be reported within 24 hours under this paragraph: (1) AIJ.y unanticipated bypass which exceeds any effluent limitation in the permit (2) Any upset which exceeds any effluent limitation in the permit (3) Violation of a maximum daily discharge limitation for any of the pollutants listed by the Director in the permit to be reported within 24 hours. c. The Director may waive the written report on a case-by-case basis for reports under paragraph b. above of this condition if the oral report has been received within 24 hours. 7 . Oilier Noncompliance The permittee shall report all instances of noncompliance not reported under Part II. E. 5 and 6. of this permit at the time monitoring reporrs are submitted. The reports shall contain the information listed in Part II. E. 6. of this permit. LEC-22-1994 10:49 FRCM • t.l=ITER GLIAL.ITY SECTION TO • 97339909 P.22/25 Part II Page 14 of 14 8 . Other Infonnation Where the permittee becomes aware that it failed to submit any relevant facts in a permit application, or submitted incorrect infonnation in a pennit application or in any report to the Director, it shall promptly submit such facts or info11Dation. 9. Noncompliance Notification The permittee shall report by telephone to either the central office or the appropriate regional office of the Division as soon as possible, but in no case more than 24 hours or on the next working day following the occurrence or first knowledge of the occurrence of any of the following: a. Any occurrence at the water pollution control facility which results in the discharge of significant amounts of wastes which are abnonnal in quantity or characteristic, such as the dumping of the content~ of a sludge digester; the known passage of a slug of hazardous substance through the facility; or any other unusual circumstances. b. Any pmcess unit failure, due to known or unknown reasons, that render the facility incapable of adequate wastewater treatment such as mechanical or electrical failures of pumps, aerators, compressors. etc. c. Any failure of a pumping station, sewer line, or treatment facility resulting in a by-pass directly to receivmg waters without treatment of all or any portion of the influent to such station or facility. Persons reporting such occurrences by telephone shall also file a written report in letter form within 5 days following first knowledge of the occurrence. 10. AvaifabiHlY of Reports Except for data determined to be confidential under NCGS 143-215.3(a)(2)'or Section 308 of the Federal Act, 33 USC 1318, all reports prepared in accordance with the terms shall be available for public inspection at the offices of the Division of Environmental Management As required by the Act, effluent data shall not be considered confidential. Knowingly malting any false statement on any such report may result in the imposition of criminal penalties as provided for in NCGS 143-215.l(b)(2) or in Section 309 of the Federal Act. 11. Penalties for Falsification of Reports The Clean Water Act provides that any person who knowingly makes any false statement, representation, or certification in any record or other document submitted or required to be maintained under this permit, including monitoring reports or reports of compliance or noncompliance shall, upon conviction, be punished by a fine of not more than $10,000 per violation, or by imprisonment for not more than two years per violation, or by both. DEC-22-1994 10:49 FRCl1 • WATER GI..IPLITY SECTICN TO A. Pmunu;tion PART ID onmR REQUIREMENTS • 97339909 P.23/25 No cons1r11cli.on of wastewater =aunent facilities or additions ro add to the plant's UU!mcnt capacity or to change the ~ of process utilized at the treatment phult shall be begun until Final Plans and Specificauons liavc been submitted ro the Division of Environmental Management and written approval and Authorization IO C'.onstnlct 1w been issued. B. Qmundwam MODitadnr 'Ibc permincc shall, upon written notice from the Director of the Di vision of Environmental Mana~ement, conduct groundwater monitoring as may be required to determine the compliance of this NPDES permitted facility with the eurrent groundwater Jtandards. c. CbMri;s in Pisehar&es of Toxic; Subuanscs The perminee shall notify the Permit Issuing Authority as soon as it knows or has reason ro believe: a.. That any activity has occurred or will OCClll' which would result in lhc discharge, on a routine: or frequent basis, of any toxic pollutant whieh is not limited in lhc permit, If that discharge will exceed the hlghest of the followin& "notification levels": 0) One hundred micrograms per liter 000 ug/1); (2)Two hundred micrograms per liter (200 ug/1) for acrolein ana acrylonitrile; five hundred micrograms per liter (500 ug/1) for 2.4-dinitrophenol and for 2-methyl-4.6- dinia-ophenol; and one milligram per liter O mg/I) for antimony; (3) Five (5) times the maximum conccnll'ation value reported for that pollutant in thi:: . pennit application. · b. That any aetivity has occurred or will occur which would result in any discharge, on a non.routine or inf~uent basis, of a toidt pollutant whlch is not limited in the pcnnit, if 1hat discharge will exceed the highest of the following "notification levels"; (1) Five hundred microgams per liter (500 ui/1); (2) One milligram per liter O mgll} for antimony; (3) Ten 00) times the maximum concentration value reported for that pollutan; in the pcnnit application. D. Requir;ment IQ Continually Evaluate Alternatives IQ Wastewar;r Discbarn, The J)CTT!llttce shall continually evaluate all wasti::watcr disposal alternatives and pursue the most cnvironmenlAllr sound alternative of the reasonably cost effective alternatives. If the facility is in substanual non-compliance with the terms and conditions of the NPDES permit or governing rules, regulations or laws, the penninee shall submit a report in such fonn and detail as required by the Division i::valuating these alternatives and a plan of action within sixty (60) days of notification by the Division. DEC-22-1994 10:49 FRCl1 • WATER QURLJTY SECTJCN TO • 97339909 P.24/25 Partlli Permit No. NC0084366 E. Toxicity Reopener Condition This permit shall be modified, or revoked and reissued to incorporate toxicity limitations and monitoring requirements in the event toxicity testing or other studies conducted on the effluent or receiving stream indicate that detrimental effects may qe expected in the receiving stream as a result of this discharge. '. DEC-22-1994 10:49 FROM • WATER Gil..l'L!TY SECTION TO • 97339909 PARTN ANNUAL ADMINISTERING AND COMPLIANCE MONITORING FEE REQUIREMENTS P.25/25 A. The permiuee must pay the annual administering and compliance monitoring fee within 30 days after being billed by the Division. Failure to pay the fee in a timely manner in accordance with lSA NCAC 2H .010S(b)(4) may cause this Division to initiate action to revoke the pennit TOTAL P.25 ' • UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION IV 345 COURTLAND STREET. N.E. ATLANTA, GEORGIA 30365" May 22,1995 4WD-NSRB Mr. David Lown North Carolina Department of Environment Health, and Natural Resources 401 Oberlin Road Raleigh, North Carolina 27605 SUBJ: Review of an Explanation of Significant Difference (ESD) Koppers Superfund Site Dear Mr. Lown: Enclosed is an· ESD for the Koppers Superfund Site in Morrisville, North Carolina. Please review the ESD and let me know if you concur. Thank you for your cooperation. If you have any questions regarding this site, please contact me at 404 347-7791 ext. 2080. Sincerely, Be~J:"~ Remedial Project Manager Enclosure: Printed on Recycled Paper • U.S. ENVIRONMENTAL PROTECTION AGENCY REGION IV SUPERFUND PROGRAM EXPLANATION OF SIGNIFICANT DIFFERENCES KOPPERS SUPERFUND SITE MORRISVILLE, NORTH CAROLINA Introduction The purpose of this Explanation of Significant Difference (ESD) is to provide information to the public on the changes to the remedial activities for the Koppers Superfund Site in Morrisville, North Carolina (the Site). The remedial action selected by the U.S. Environmental Protection Agency, Region IV (EPA), the lead agency for remedial activities at the Site, is described in detail in the Record of Decision (ROD) signed on December 23, 1992. The ROD provides for the remediation of soil, surface and groundwater at the Site. EPA has made one change to the implementation of the recommended soil remediation for the Site. The ROD selected off- Site incineration as the preferred alternative for treating dioxin and pentachlorophenol. The ROD also stated that a treatability study of the Based Catalyzed Decomposition (BCD) innovative technology would be conducted to determine its effectiveness on the contaminants of concern. Based on the results of the treatability study a determination would be made between utilizing incineration or the BCD technology at the Site. The treatability study was conducted from August 23 -September 10, 1993, by EPA's Superfund Innovative Technology Evaluation (SITE) Program. The results from the treatability study have been finalized and based upon those results, EPA has selected the BCD treatment technology to be utilized at the Koppers Site to treat contaminated on-Site soil. This change represents a significant difference from the original remedy for pentachlorophenol and dioxin set out in the ROD. The public will be notified of the change in the ROD through the publication of the ESD. The ESD is being issued by EPA with the concurrence of the North Carolina Department of Environmental Health and Natural Resources (NCDEHNR). This ESD is issued as part of EPA's public participation responsibilities under Section 117(c) of the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA), 42 U.S.C. § 9617(c), as amended by the Superfund Amendments and Reauthorization Act of 1986, and Section 300.43S(c) (2) (i) of the National Oil and Hazardous Substances Pollution Contingency Plan (NCP), 40 C.F.R. Part 300. The ESD includes the information which provides the basis for the change, the reasons why the change is appropriate, and a discussion of the extent of the change. The administrative record file for this Site contains the information upon which the remedy selection was based, • including the ROD and Responsiveness become part of that record, which is locations: Information Repository Wake County Public Library Cary Branch 310 South Academy Street Cary, North Carolina 27511 (910) 655-4145 Site History • Summary. This ESD will located at the following EPA Region IV Office U.S. EPA Records Center Ground Floor 345 Courtland St. NE Atlanta, Georgia 30365 (404) 347-0506 The Koppers Site 1s located in the community known as Shiloh, several miles north of the town of Morrisville, at the intersection of Highway 54 and Koppers Road. The Site consists of approximately 52 acres, though ownership of the property is divided. In 1959, the Site was sold by Cary Lumber Company to Unit Structures Inc. and again sold in 1962 to the Koppers Company. In September 1986, the majority of the Site was sold to Unit Structures (a company unrelated to the previous owners); Unit Structures currently operates a wood lamination facility at the Site. Koppers Company retained approximately 10 acres of the Site and has recently acquired additional portions of the property. In June 1988, the Koppers Company was acquired by Beazer, Inc. Therefore, both Beazer and Unit Structures now own portions of the Site. The CELLON process was used at the Site from 1968 until 1975. The southeastern section of the Site was the location of the CELLON processing area and the former lagoon area. The CELLON treatment consisted of injection of PCP into the wood. PCP is a main contaminant at the Site. Isopropyl ether (IPE) was used as a cosolvent in the process to increase the solubility of PCP in a butane carrier. After treatment, residual PCP was removed by a steam process. The rinsate was processed by a coagulant to remove excess PCP which was filtered off. The final rinsate, presumed to be predominately water, was pumped into two on-Site lagoons. It is believed that these lagoons were not lined. In 1976, Koppers voluntarily began to conduct environmental studies at the site focusing on the CELLON process area and the lagoon area. According to the history of the Site provided by Beazer and based on those studies, it was recommended that the two lagoons be reclaimed by land treatment. In 1977, the liquid contents of the lagoons were pumped out and landfarmed, or sprayed, in the northernmost portion of the Site. Fertilizer was spread over the area and the area was plowed again. The lagoon bottom sludges were mixed with surrounding soils and spread to • • dry over the former lagoon areas. The lagoon areas were also fertilized and seeded. By definition, the lagoon contents sprayed in the landfarmed area were considered F032 wastes; likewise, the lagoon bottom sludges which were placed back in the same area were characterized as K00l wastes. In January 1980, Koppers conducted more studies on the Site. Investigations of groundwater and soils were conducted. Results of these investigations prompted the following soil removal actions. During the spring of 1980, approximately 220 cubic yards of contaminated soil were removed from the lagoon area. Later that same year, 240 more cubic yards of contaminated soil were removed from the area. In 1986, another soil removal was conducted. Approximately 1100 cubic yards were taken from the lagoon area, 50 cubic yards from the filter bed area and 100 cubic yards from the blowdown pit area. According to Beazer, final disposal of these soils was to permitted facilities. In 1980, the Environmental Services Division (ESD) of the Environmental Protection Agency (EPA), conducted a site inspection of the Fire Pond, the Medlin Pond and select private wells. No further action was considered necessary at that time. In 1986, Beazer began sampling off-Site private residential wells. The North Carolina Division of Health Services, Superfund Branch also investigated the groundwater in the area to determine if any of the contamination at the Site had migrated into private wells in the immediate vicinity of the Site. Eventually, a cooperative effort between the State of North Carolina and Beazer began, with monitoring of private wells in the vicinity. This sampling was conducted on a quarterly basis beginning in February 1989. Based on the results of the private well sampling, Beazer provided bottled water to all residents whose wells showed any detectable amounts of IPE or PCP. The last round of sampling did not detect any of the chemicals of concern in the resident's well water. Therefore, the resident's bottled water supply was discontinued in November 1993. In June 1988, at the State's recommendation, the Site was proposed for inclusion on EPA's National Priorities List (NPL), and became final in March of 1989. On March 14, 1989, EPA issued an Administrative Order on Consent, which allowed Beazer to conduct the Remedial Investigation and Feasibility Study at the Site. In May of 1989, EPA and Beazer entered into an agreement for Beazer to install public water supply lines to all residents whose wells had been impacted. Approximately four miles of water lines have been installed and approximately eighty residences have been connected to the municipal water supply. The specific terms of the water line construction were developed between Beazer and the Town of Morrisville. Beazer tied into a pre- • • existing line installed along Koppers Road. The Remedial Investigation (RI), completed in December of 1991, confirmed the presence of Site contaminants in groundwater, surface water, surface soils, subsurface soils and sediments. The groundwater under the lagoon, process areas and off-Site was found to be contaminated with PCP, PCDDs, PCDFs, and IPE. Several additional phenolic compounds have been identified; 2,4- dichlorophenol, 2,4,6-trichlorophenol, 2,3,5,6-tetrachlorophenol. The RI also included an analysis of the potential dangers to human health and the environment. Based on the results from the RI, EPA determined that remediation of the soil, surface waters and groundwater was necessary to protect human health and the environment. A Feasibility Study (FS) was conducted to analyze the remedial alternatives. Each alternative was evaluated using the following factors: effectiveness of soil and groundwater remediation, cost- effectiveness, technical feasibility, institutional requirements, and the degree of protectiveness to human health and the environment. On July 23, 1992, EPA held a public meeting at the Morrisville Elementary School in Morrisville, North Carolina. At this meeting, EPA discussed the remedial alternatives developed in the FS and reviewed the preferred alternative. The ROD was signed and issued on December 23, 1992. Descriotion of the Remedy A complete description of the selected remedy is contained in the ROD, which is available at the information repository in the Wake County Public Library and the U.S. EPA Records Center. In summary, the Koppers Site remedy addressed the contaminated soil, surface water, and groundwater present at the Site. The remedial actions required by the ROD are briefly set forth below. The selected remedy addresses the current and future unacceptable risks posed by the Site to human health and the environment. A primary remedy and a contingency remedy have been selected for soils. The primary remedy for soils will permanently remove and destroy contamination in the soil through treatment. This alternative involves off-Site incineration of the soils at a permanent permitted facility, to include: e Excavation of contaminated soils from the lagoon, and process area on-Site to meet cleanup standards o Transportation of soils to an off-Site permitted incineration facility • • o Backfilling of excavation area with clean fill and o Final regrading and revegetation of the excavated areas. Dechlorination Treatability Studies were conducted on soils from August 23 to September 10, 1993, by EPA's Superfund Innovative Technology Evaluation (SITE) Program. Based upon the results of those studies, EPA selected the Based Catalyzed Dehalogention (BCD) treatment technology to be utilized at the Koppers Site. The BCD technology will be required to permanently remove and detoxify chlorinated organics in soils and will include: o Excavation of contaminated soils from the lagoon and process areas on-Site to meet cleanup standards o Mobilization of soils to an on-Site dechlorination treatment system o Backfilling of excavation areas with clean, treated soils and o Final regrading and revegetation of the excavated areas. The remedy for groundwater will remove Site-related contaminants in the groundwater through groundwater extraction and on-Site treatment by carbon adsorption. The following activities are involved in this remedy: o Contaminated groundwater will be extracted from within the plume via extraction well(s) and piped to an on- Site, above-ground treatment unit. o Treatment will consist of carbon adsorption through a primary carbon adsorption unit and a secondary carbon polishing unit. Final discharge of the effluent will be to the surface water, stipulated by the substantive requirements of the National Pollutant Discharge Elimination System. If no viable surface water discharge point exists on the Site, the discharge may be off-Site, thereby requiring a permit under the National Pollutant Discharge Elimination System. o Further delineation of the horizontal and vertical extent of groundwater contamination will be conducted. The remedy for surface water will remove Site-related contaminants in the surface water by the dewatering of the ponds, backfilling with clean fill, and regrading the areas for proper • drainage flow. Activities of the surface water component of the remedy consist of: o The on-Site Fire Pond and the Medlin Pond will be dewatered • The ponds will be backfilled with clean fill o The surface water will be treated by carbon adsorption o Final discharge of the effluent will be to the surface water, stipulated by the substantive requirements of the National Pollutant Discharge Elimination System. If no viable surface water discharge point exists on the Site, the discharge may be off-Site, thereby requiring a permit under the National Pollution Elimination System. o Final regrading and drainage control of the pond areas will be conducted and o Wetlands will be destroyed under this portion of the remedy. Therefore, wetlands mitigation will be required under this remedy. Final location and requirements of this mitigation will be decided during Remedial Design. Evaluation of the associated habitats will be conducted under a Habitat Restoration Plan. Description of Significant Difference EPA has made one change to the implementation of the recommended soil remediation for the Site. The ROD selected off- Site incineration as the preferred alternative for treating dioxin and.pentachlorophenol. The ROD also stated that a treatability study of the Based Catalyzed Decomposition (BCD) innovative technology would be conducted to determine its effectiveness on the contaminants of concern. Based on the results of the treatability study a determination would be made between utilizing incineration or the BCD technology at the Site. The treatability study was conducted from August 23 -September 10, 1993, by EPA's Superfund Innovative Technology Evaluation (SITE) Program. The results from the treatability study have been finalized and based upon those results, EPA has selected the BCD treatment technology to be utilized at the Koppers Site to treat contaminated on-Site soil. This change has been made to ensure that the remedy is protective of human health and the environment, and to comply with ·applicable State laws as provided under Section 121 of CERCLA. . ' . • • Change in the Soil Remediation The soil remedy selected in the ROD would still be implemented. The health-based clean-up standards for PCP and PCDDs/PCDFs will be 95ppm and/or 7ppb. EPA expects to begin the soil remediation in accordance with the change outlined in this ESD by June 1995. Conclusion The above-outlined change in soil remediation represents a significant difference from the remedy outlined in the ROD. Considering the new information that has been developed and the change that has been made to the selected remedy, EPA and NCDEHNR believe that the remedy remains protective of human health and the environment, complies with Federal and State requirements that are applicable or relevant and appropriate to this remedial action, and is cost-effective. In addition, the revised remedy utilizes permanent solutions and resource recovery technologies to the maximum extent practicable for this Site. John H. Hankinson, Jr. Regional Administrator B. Hudson/db:4WD:7791/4-5-94/BEVESD Hudson Higgason LEAHY GREEN FRANZMATHES HARRIS FEHN JOURDAN • RECEl\!~D UMMING APR 31995 ITER CONSULTANTS. l1 CsuPERfUMD SECTION Ms. Beverly T. Hudson USEPA-Region IV Waste Management Division 345 Courtland Street, N.E. Atlanta, GA 30365 RE: TRAN SM ITT AL REVISED PAGES AND FIGURES FINAL DESIGN REPORT KOPPERS COMPANY INC., SUPERFUND SITE MORRISVILLE, NORTH CAROLINA Dear Ms. Hudson: • March 31, 1995 Project No. 93-145 Via Federal Express On behalf of Beazer East lnc.(Beazer), enclosed are 5 sets of pages and figures from the Final Design report which have been revised in accordance with Beazer's responses dated March 3, 1995 to USEPA comments on the Final Design Report. Also included is a copy of the US EPA Final Design Report comments and responses for insertion into Appendix A. If you have any questions, please call Mr. James Cook, Beazer at 412/227-2092. Respectfully Submitted, Cummings/Riter Consultants, Inc. William C. Smith, P.E. Project Manager WCS:jgj Enclosure cc: LMr._[)<1vid Low.1_1, NS: S~perfuna (2 copies) J Ms. Shannon Craig, Beazer · · Mr. James Cook, Beazer Oxford Building. Suite 202 • University Office Plaza• Newark. DE 19702 93145\rcviscd.doc (302) 731-9668 • FAX (302) 731-9609 • BEAZER EAST, l:\'C., 436 SEVENTH A VENUE, PITTSBURGH. PA I j2 I 9 RECE\VF..O M~R O 91995 Pi~R~f~U;:NO:;_;;.SE_C_T_IO_N..., 5U!_ Dear Ms. Hudson: March 3, 1995 Ms. Beverly Hudson USEPA -Region IV Waste Management Division 345 Courtland Street, N.E. Atlanta, GA 30365 RE: Responses to USEPA Comments dated February 1, 1995 Koppers Company, Inc. Superfund Site Morrisville, North Carolina Enclosed are Beazer East, Inc. 's ("Beazer") responses to the United States Environmental Protection Agency ( "USEPA") comments dated February 1, 1995, and received by Beazer February 2, 1995, on the Final Design Report for the Oil, Groundwater and surface Water Remediation at the subject site. Draft responses to these comments were provided to you on February 22, 1995, discussed during a conference call on February 23, 1995, and finalized based on our conference call. Comments provided by the Department of Interior, received by Beazer February 7, 1995, will be addressed in a separate response letter. Once the USEPA conditionally approves the Final Design Report subject to inclusion of these applicable responses, Beazer will provide the revised pages and figures that changed as a result of these comments and responses. If you have any questions, please call me at (412)227-2684 or Jim Cook at (412)227-2092. Sincerely, &~Ck, r< l°:cf ~hannon K. Craig Program Manager -Environmental Group SKC:djw Enclosure //. cc: vDavid Lown -N.C. Superfund James Cook -BEI Terri Faye -BEI William Smith -Cummings/Riter Consultants, Inc. MAR 03 '95 03:39PM CU,NGS RITER DEL 1302 731 9509 • USEPA REVIEW COMMENTS · FEBRUARY 1, 1995 FINAL DESIGN REPORT -KOPPERS COMP A."'IY, INC. MORRISVILLE, NORTH CAROLINA Comment 1: Page 18. Section 4.3 Excavation Plan. First Bullet. "Excavate an initial soil volume based upon the soil excavation plan depicted on Construction Drav.ing No. 4 in Appendix B;" Figure 4-9 shows that the area around borings X50 and X206 is contaminated to a depth of 8 feet. Construction Drawing No. 4 shows that the soil in this area v.ill be excavated to a depth of on! y 6 feet. The excavation should continue to 8 fooi depth and the soil surrounding X.50 and X206 should be treated. Response: The soil surrounding X206 will be excavated to 8 feet. At the XS0 location one sample was collected representing the depth interval of 4 to 8 feet. In the X50 area, soil v.ill be removed to 6 feet and then screened to assess the need for deeper excavation. This is why Coristruction Drawing No. 4 indicates excavation to 6 feet at X50. The Drawing will be revised to show excavation to 8 feet at X206. Comment 2: Page 19. Last paragraph and re 4-10. "Excavated material -will be temporarily staged in bermed areas lined with a 10 mil reinforced polyethylene liner. The liner will be covered with a protective layer of soil to prevent damage to the liner. The staged soil will also be covered ,,ith 6 mil reinforced polyethylene sheeting to protect the soil from weather and to inhibit direct contract ,,..ith soils. See Figure 4-10 for staging area schematic. It is not anticipated that the stage soil will be stored longer than 90 days." EPA made the same 90 day argument at the Carolina Transformer site, a fund-lead NPL site, to justify not having to meet the requirements specified in 15A NCAC 13A Part 264, Subpart L; however, at the Carolina Transformer site, EPA specified a waste pile design that is closer to meeting the requirements than that being proposed for Koppers. The EPA design includes, along with other improvements, a leachate collection system a 20 mil membrane cover, and a 30 mil ·liner. The specifications of the EPA waste pile design are anached. More information can be obtained from the Draft Performance Specification for Soil Treannent (August 12, 1994) for the Carolina Transformer site. The design for the Koppers site should meet these minimum specifications. 93145\feblcomm.doc MAR 03 '95 03:40PM C-NGS RITER DEL 1302 731 9509 • Response: As discussed in our February 23, 1995 conference call, Beazer is changing the contracting strategy for soil excavation and treatment from that described in Section 4.2.2 of the Final Design Report. Instead of contracting separately for excavation/staging and soil treatment, one contractor will be used for both excavation and treatment of soil. This will significantly reduce the schedule for this portion of the work. Actual excavation and treatment of impacted soil is expected to only last 30 to 45 days. Based on this contracting change and our discussions on February 23, the design of the temporary staging areas will remain as described in the final design report and as depicted on Figure 4-10 of that report. Section 4.2.2 will be revised to reflect this contracting change. Comment 3: Page 20. Section 4.0 Soil Remediation. Subsection 4.5 Permits. "Available information from the BCD soil treatment SITE demonstration will be provided to the State of North Carolina, Air Quality Section for review of air monitoring requirements." The substantive requirements of an Air Quality permit are outlined in the attached memorandum. The Air Quality Section wants ambient air monitoring for dioxin during excavation and staging of contaminated soils. Collectors used for monitoring should use a PUF sampler v.ith subsequent GC/MS analysis (Method T09 from the Compendium of Method5 for Toxic Compounds in Ambieni Air:, EPA 600/489-017). The ambient monitoring system proposed must be evaluated by the North Carolina Technical Services Branch for sening criteria and sample handling. An Air Quality Plan must be approved also prior to remediation. The system must be installed and approved prior to site operations. Questions about these requirements should be directed to Mr. Richard Lasater at the NC Air Quality Section (Phone: 919/73-3- 3340). Response: Beazer is pursuing the air monitoring requirements of the . North Carolina Technical Services Branch. As outlined the Statement of Work anached to the Unilateral Administrative Order, the air monitoring plan will be submined as part of the Remedial Action Work Plan (RA WP). Comment 4: Page 28. Section 5.0 Groundwater Remediation. Subsection 5.4 Permits. "Information required to meet the substantive requirements of the North Carolina NPDES program has been submined to the State of North Carolina; however, discharge limits have not yet been established by the state." 93145\feblcomm.doc 2 ; MAR 03 '95 03!40PM CU-NGS RITER DEL 1302 731 9609 • The substantive requirements of the NPDES permit are contained in the attached letter from Mr. David Goodrich to Ms. Beverly Hudson, dated January 13, 1995. Questions about these requirements should be directed to Ms. Jeanette Powell of the Water Quality Section at 919/733-5083, extension 537. Response: Beazer acknowledges receipt of the substantive requirements of the North Carolina ·NPDES and discharge limits. The form to be used for reporting will be provided in the RA WP. P.4/8 Comment 5: Page 29. Section·6.0 Surface Water Remediation. Paragraph 3. ''The ROD further states that the surface water treatment and discharge standards will comply '¾ith the substantive requirements of the NPDES permitting program." TI1e substantive requirements of the NPDES permit are contained in the attached letter from Mr. David Goodrich to Ms. Beverly Hudson, dated January 13, 1995. Questions about these requirements should be directed to Ms. Jeanette Powell of the Water Quality Section 919/733- 5083, extension 537. Response: See response to Comment No. 4. Comment 6: Page 44. Paragraph l. "If analysis indicates that penta levels are below the 95 mg/kg, the material v.-ill be used as backfill for the excavation or reused elsewhere on site." Backfilling the excavation makes sense, however, the health risk-based cleanup goals of 95 mg/kg penta and 7 ppb dioxin are based on a commercial/industrial scenario. Moving soils that contain penta and dioxin, but at levels below the cleanup goals, from the excavations in the lagoon area, across the road to the Medlin Pond and into the neighborhood of the residences in this area, docs not make sense and should be avoided. Response: Beazer's intent is to only use this material to backfill soil excavations or as backfill at the Fire Pond. This material will not be transported across the road to Medlin Pond. Comment 7: Figure 3-1. Soil Sample Areas 1 & 2. Soil sample X227 is not shov,m to contain contaminants above the remedial action level. As shown on Figure 4-7, soil boring X227 contains contaminant (COI) concentrations greater than remedial action goal and should be indicated as such on Figure 3-1. 9314:S\fob 1 comm.doc 3 MAR 03 '95 03:41PM CUMMINGS RITER DEL 1302 731 9609 • • Response: At the 2-4 foot depth, split sample results reported 35. l mg/kg and 182 mg/kg for the same sample. The X227 location will be added to Figure 3-1. ·This area is included on Construction Drawing No. 4. Comment 8: Figure 4-4. Distribution of pentachlorophenol by depth of soil sample. Number of samples which exceed remedial action goal as shown in Figure 4-4 do not match the numbers shov.n in Figures 4-6 through 4-9: 0-2 FEET (7) (According to Figure 4-6 and not 6 as indicated in Figure 4-4). 2-4 FEET (2) (According to Figured 4-7 and not 3 as indicated in Figure 4-4). 6-S FEET (3) (According to Figure 4-9 and not 2 as indicated in Figure 4-4). Response: Figure 4-4 will be revised to match Figure 4-6, 4-7. and 4-9. Comment 9: Figure 4-7. Appro:,:imate soil areas exceeding 95 mg/kg (2 to 4 feet deep). In Figure 4-7, soil sample X227 is sho"'n to contain greater than 95 mg/kg penta but the area surrounding the sample is not marked as contaminated. Response: Figure 4-7 will be revised to include X227 as an area exceeding 95 mg/kg. This area was included in Construction Drawing No.4. General Comments: Comment 10: There are references in the specifications to a Measurement & Payment section but none is provided. If the engineer believes such a section is required, it should be added and the specific comments shovm below addressed accordingly. Response: The Measurement and Payment Specification is a contractual issue and not technical. It .... ;n be provided to contractors with the bid form, conmict, and general conditions as part of the construction bid package. Specific Comments: Comment 11: Appendix C-1: Page 01400-2 was missing. 93145\feb I comm.doc 4 MAR 03 '95 03:41PM C.NGS RITER DEL 1302 731 9609 • Response: Page 01400-2 is attached for your review. Comment 12: Appendix C-1: Page 02055-1, Section 1.02; Item B refers to a Section 01150 -Measurement & Payment, but this Section does not exist. Response: See response to Comment No. 10. Comment 13: Appendix C-1: Page 02100-1, Section 1.02; Item A refers to a Section 01150 -Measurement & Payment, but this Section does not exist. Response: See response to Comment No. I 0. Comment 14: Appendix C-1: Page 02135-1, Section 1.02; Item D refers to a Section 01115 -Measurement & Payment, but this Section does not exist. Response: See response to Comment No. 10. Comment 15: Appendix C-1: Page 02200-1, Section 1.02; Item B refers to Section 01 115 -Measurement & Payment, but this Section does not exist. Response: See response to Comment No. 10. Comment 16: Appendix C-1: Page 02260-1, Section 1.02; Item C refers to a Section 01700 -Measurement & Payment, ·but this Section does not exist. Response: See response to Comment No. 10. Comment 17: Appendix C-1: Page 02300-1, Section 1.02; Item D refers to a Section 01700 -Measurement & Pa:ment, but this Section does not exist. Response: See response to Comment No. 10. Comment 18: Appendix C-1: Page 02400-1, Section 1.02; Item B refers to a Section 01150 -Measurement & Payment, but this S_ection does not exist. Response: See response to Comment No. 10. Comment 19: Appendix C-2: Page 01400-1, Section 1.02; Item B refers to a Section 01410 -Testing Laboratory Services, but this Section does not exist. Response: Section 01410 -Testing Laboratory Service has been eliminated. The reference v.ill be deleted. Comment 20: Appendix C-2: Page 01650-1, Section 1.02; Item D refers to a Section 01700 -Construction Closeout, but this Section does not exist. 9314;\fcblcomm.doc 5 MAR 03 '95 03:41PM C-NGS RITER DEL 1302 731 9609 • Response: Typographical error; Section 01700 • Construction Closeout should read Section 01900 -Demobilization and Project Closeout. Comment 21: Appendix C-2: Page 01730-1, Section 1.02; Item D refers to a Section 01700 -Construction Closeout, but this Section does not exist. Response: Typographical error; Section 01700 • Construction Closeout should read Section 01900 -Demobilization and Project Closeout. Comment 22: General Comment• A According to Section 5.1.4, Design Objectives, and the Unilateral Administrative Order, the remedial action goal and MCL for pentachlorophenol in groundwater is 0.001 mg/L or 1.0 ug/L. In Section 7.1.4, the use ofUSEPA Method 8270 modified v,ith "single ionization monitoring" is proposed for the analysis of groundwater and surface water samples collected at the subject site. The docwncnt claims that this modification lowers the detection limit to "0.5 mg/1". Is this a typographic error? The unmodified version of Method 8270 has a detection limit of 0.05 mg/] or 50 ug/L for pcntachlorophenol in watcr samples. Due to the chromatography demonstrated by pentachlorophenol in Method 82 70, it is possible but unlikely that this modification will demonstrate sensitivity below the MCL on a rou_tine basis. In order for this ''single ionization monitoring" version of Method 8270 to reach a detection limit lower than the MCL of 1.0 ug/L must be demonstrated on a continuing basis. Therefore, in addition to the mid-level calibration standard, calibration standard containing pentachlorophenol in an amount below the MCL should be analyzed every twelve hours. Pentachlorophenol should meet the CCC criteria in both standards. Response: 0.5 mgll is a typographical error. The detection limit is O.Sµgll. A calibration standard containing pentachlorophenol below the MCL will be analyzed as pan of project specific protocol for this site when analyzing groundwater samples. General Comment -B : All of the follov.ing comments were made on the Pre-Final Design Repon. A response to these comments is contained in Appendix A of the Final Design repon but this response merely states that the comments v,,ilJ be addressed in Appendix G. However, Appendix G was apparently not included in the copy of the Final Design Repon. For reference, the comments on Appendix G of the Pre-Finai Design Report are reprinted below. Response: Beazer intended to have the NPDES monitoring requirements prior to the final design subminal and planned to include the Sampling and Analysis in Appendix A. However, when the NPDES limits were not in place at the time of submission, Appendix G was deleted. The 93145\feb !comm.doc 6 MAR 03 '95 03:42PM CU,NGS RITER DEL 1302 731 9609 • Sampling and Analysis Plan will be submined as pan of the RA \VP and Construction Quality Assurance Plan as indicated in Section 7 .0 of the final design report. Comments on Appendix G will be addressed as appropriate in that submittal. Comment 23: Appendix G (Remedial Design Sampling and Analysis Plan), Section 2. Table 2-1, The holding times for Method 8290 listed in this table are incorrect. The specifications of Section 6.4 of Method 8290 require the sample to be extracted within 30 days and completely analyzed within 45 days of collection. Response: See response to General Comment B. Appendix G, Section 3, Table 3-4 -as 7. above. Response: See response to General Comment B. Appendix G, Section 4, Table 4-2 • as 7. above. Response: See response to General Comment B. Appendix G, Section 5, Tables 5-1 and 5-2 -as 7. above. Response: See response to General Comment B. 24. Appendix G, Section I 0.0 -The document proposes a detailed validation of only five percent of the analytical data. Due to the complex nature of the PCDD/PCDF analytical procedure and the critical nature of the PCDD/PCDF analytical data, a detailed validation of 100% of the PCDD/PCDF analytical data is recommended. Response: See response to General Comment B. 25. Appendix G, Section 13.2 -The equation presented in this section to calculate the recovery of a compound spiked into a field sample does not take into account the possibility of this compound being present in the sample prior to being spiked. An example equation would read: R = ~piked sam~e resu)t -~ample reimlt x 100 spi ed added Response: See response to General Comment B. 93145\fcblcomm.doc i • CUMMINGS 1( {~~~LTANTS. INC Ms. Beverly Hudson USEPA -Region IV Waste Management Division 345 Courtland Street, N.E. Atlanta, GA 30365 • RE: USEPA REVIEW COMMENTS DATED FEBRUARY 1, 1995 FINAL DESIGN REPORT-KOPPERS COMPANY, INC. MORRISVILLE, NORTH CAROLINA Dear Ms. Hudson: February 22, 1995 Project No. 93-145 RECEIVED FEB 2 3 1995 !;jUPERFUND SECTION Enclosed please find a draft copy of the responses to the USEPA Review Comments dated February 1, 1995, of the Final Design Report for the Koppers Company, Inc. needed for our February 23 conference call scheduled for 2:00 p.m. If you have any questions, please call me. Sincerelv, " Cu,{'lmi~s/Riter/Cbnsu/tants, Inc. ' , . 1J t7 JI ·;l I I -~ )vv{ ~/Y)/J"/!1 ./~ ~ William C. Smith, P.E. :f j Project Manager WCS:jgj cc: \Mr. David J. Lown, DEl:!NR J Mr. Jim Cook, Beazer East -· Oxford Building, Suite 202 • University Office Plaza• Newark, DE 19702 931451fcb23cc.doc (302) 731-9668 • FAX (302) 73 I -9609 • • USEPA REVIEW COMMENTS-FEBRUARY I, 1995 FINAL DESIGN REPORT-KOPPERS COMPANY, INC. MORRISVILLE, NORTH CAROLINA Comment l: Page 18. Section 4.3 Excavation Plan. First Bullet. "Excavate an initial soil volume based upon the soil excavation plan depicted on Construction Drawing No. 4 in Appendix B;" Figure 4-9 shows that the area around borings XSO and X206 is contaminated to a depth of 8 feet. Construction Drawing No. 4 shows that the soil in this area will be excavated to a depth of only 6 feet. The excavation should continue to 8 foot depth and the soil surrounding XS0 and X206 should be treated. /f Response: The soil surrounding X206 will be excavated to 8 feet. 1J the XS0 location one sample was collected represe~tin the depth interval of 4 to 8 feet. In the X50 area, soil will be rem d to 6 feet and then screened to assess the need for deeper excavati . This is why Construction Drawing No. 4 indicates excavati to 6 feet at X50. The Drawing will be revised top excavation to 8 feet at X206. Comment 2: Page 19. ~aragraph and re 4-10. "Excavated material will be temporarily staged in be reas lined with a IO mil reinforced polyethylene liner. The liner will be covered with protective layer of soil to prevent damage to the liner. The staged soE·1 · I also be covered with 6 mil reinforced polyethylene sheeting to protect the soil from e her and to inhibit direct contract with soils. See Figure 4-10 for staging area sche 1c. It is not anticipated that the stage soil will be stored longer than 90 days." EPA made the same 90 day argument at the Carolina Transformer site, a fund-lead NPL site, to justify not having to meet the requirements specified in 15A NCAC 13A Part 264, Subpart L; however, at the Carolina Transformer site, EPA specified a waste pile design that is closer to meeting the requirements than that being proposed for Koppers. The EPA design includes, along with other improvements, a leachate collection system a 20 mil membrane cover, and a 30 mil liner. The specifications of the EPA waste pile design arc attached. More information can be obtained from the Draft Performance Specification for Soil Treatment (August 12, 1994) for the Carolina Transformer site. The design for the Koppers site should meet these minimum specifications. 93145\feb I comm.doc • • Response: This comment will be a topic of discussion during the February 23 conference call. Comment 3: Page 20. Section 4.0 Soil Remediation. Subsection 4.5 Permits. "Available information from the BCD soil treatment SITE demonstration will be provided to the State of North Carolina, Air Quality Section for review of air monitoring requirements." The substantive requirements of an Air Quality permit are outlined in the attached memorandum. The Air Quality Section wants ambient air monitoring for dioxin during excavation and staging of contaminated soils. Collectors used for monitoring should use a PUF sampler with subsequent GC/MS analysis (Method T09 from the Compendium of Methods for Toxic Compounds in Ambient Air, EPA 600/489-017). The ambient monitoring system proposed must be evaluated by4 North Carolina Technical Services Branch for setting criteria ancll sample handling. An Air Quality Plan must be approved also prior to remediation. The system must be installed anderovecl prior to site operations. Questions about these requirement oulcl be directed to Mr. Richard Lasater at the NC Air Quality Sect on (Phone: 919/733- 3340). f\ Response: Beazer is pursuing the ;::;,.onitoring requirements of the North Carolinafinical Services Branch. As outlined the Statement of Work attach the Unilateral Administrative Order, the air monitoring pla will be submitted as part of the Remedial Action Work Plan (RA WP). CommenQ Page 28. Section 5.0 Groundwater Remediation. Subsection 5.4 Permits. "Information required to meet the substantive requirements of the North Carolina NPDES program has been submitted to the State of North Carolina: however, discharge limits have not yet been established by the state." The substantive requirements of the NPDES permit are contained in the attached letter from Mr. David Goodrich to Ms. Beverly Hudson, elated January 13, 1995. Questions about these requirements should be directed to Ms. Jeanette Powell of the Water Quality Section at 919/733-5083, extension 537. Response: Beazer acknowledges receipt of the substantive requirements of the North Carolina NPDES and discharge limits. The form to be used for reporting will be provided in the RA WP. 93145\fob ! comm.doc 2 • • Comment 5: Page 29. Section 6.0 Surface Water Remediation. Paragraph 3. "The ROD further states that the surface water treatment and discharge standards will comply with the substantive requirements of the NP DES permitting program." The substantive requirements of the NPDES permit are contained in the attached letter from Mr. David Goodrich to Ms. Beverly Hudson, dated January 13, 1995. Questions about these requirements should be directed to Ms. Jeanette Powell of the Water Quality Section 919/733- 5083, extension 537. Response: See response to Comment No. 4. Comment 6: Page 44. Paragraph I. "If analysis indicates that penta levels are below the 95 mg/kg, the material will be used as backfill for the excavation or reused elsewhere onsire. ~ Backfilling the excavation makes sense, however, the health risk-~ased cleanup goals of 95 mg/kg pen ta and 7 ppb dioE. · re based on a commercial/industrial scenario. Moving soils contain penta and dioxin, but at levels below the cleanup goals, f m the excavations in the lagoon area. across the road~he Medlin Pond and into the neighborhood of the residences n 1s area, does not make sense and should be avoided. Response: Beazeatent is to only use this material to backfill soil excavations orJ;;°s ~ackfill at the Fire Pond. This material will not be transported across the road to Medlin Pond. CommeQ Figure 3-1. Soil Sample Areas 1 & 2. Soil sample X227 is not shown to contain contaminants above the remedial action level. As shown on Figure 4-7, soil boring X227 contains contaminant (COi) concentrations greater than remedial action goal and should be indicated as such on Figure 3-1. Response: At the 2-4 foot depth, split sample results reported 35.1 mg/kg and 182 mg/kg for the same sample. The X227 location will be added to Figure 3-1. This area is included on Construction Drawing No. 4. Comment 8: Figure 4-4. Distribution of pentachlorophcnol by depth of soil sample. Number of samples which exceed remedial action goal as shown in Figure 4-4 do not match the numbers shown in Figures 4-6 through 4-9: 93 145\fob I comm.doc 3 • • 0-2 FEET (7) (According to Figure 4-6 and not 6 as indicated in Figure 4-4). 2-4 FEET (2) (According to Figured 4-7 and not 3 as indicated in Figure 4-4). 6-8 FEET (3) (According to Figure 4-9 and not 2 as indicated in Figure 4-4). Response: Figure 4-4 will be revised to match Figure 4-6. 4-7. and 4-9. Comment 9: Figure 4-7. Approximate soil areas exceeding 95 mg/kg (2 to 4 feet deep). In Figure 4-7, soil sample X227 is shown to contain greater tha~ mg/kg penta but the area surrounding the sample is not marked a~ contaminated. Response: Figure 4-7 will be revised to include X.C:::::as an area exceeding 95 mg/kg. This area was included ink:~~struction Drawing No. 4. General Comments: Comment 10: There are ranees in the specifications to a Measurement & Payment section but none is provid f the engineer believes such a section is required, it should be added and the specific omments shown below addressed accordingly. . R(spi)nsc: The Measurement and Payment Specification is a contractual l,jiue and not technical. It will be provided to contractors with the bid form. contract. and general conditions as part of the construction bid package. Specific Comments: Comment 11: Appendix C-1: Page 01400-2 was missing. Response: Page 0 1400-2 is attached for your review. Comment 12: Appendix C-1: Page 02055-1, Section 1.02; Item B refers to a Section 01150 -Measurement & Payment, but this Section does not exist. Response: See response to Comment No. I 0. 93145\fcb I comm.doc 4 • • Comment 13: Appendix C-1: Page 02100-1, Section 1.02; Item A refers to a Section 0 I 150 -Measurement & Payment, but this Section does not exist. Response: See response to Comment No. I 0. Comment 14: Appendix C-1: Page 02135-1, Section 1.02; Item D refers to a Section 01115 -Measurement & Payment, but this Section does not exist. Response: See response to Comment No. I 0. Comment 15: Appendix C-1: Page 02200-1. Section 1.02; Item B refers to Section 01115 -Measurement & Payment, but this Section does not exist. Response: See response to Comment No. 10. ~ Comment 16: Appendix C-1: Page 02260-1. Section 1.02; Item C refers to~ Section 0 I 700 -Measurement & Payment, but this Section does no~st. Response: See response to Comment No. I 0. r Comment 17: Appendix C-1: Page 02300~ection 1.02; Item D refers to a Section 01700 -Measurement & Payment, but this ~on does not exist. Response: See res~e to Comment No. I 0. Comment 18: Appendix l-I' Page 02400-1, Section 1.02; Item B refers to a Section 01150 -tv~rrement & Payment, but this Section does not exist. RWonse: See response to Comment No. 10. Comment 19: Appendix C-2: Page 01400-1, Section 1.02; Item B refers to a Section 01410 -Testing Laboratory Services, but this Section does not exist. Response: Section 01410 -Testing Laboratory Service has been eliminated. The reference will be deleted. Comment 20: Appendix C-2: Page 01650-1, Section 1.02; Item D refers to a Section 01700 -Construction Closeout, but this Section does not exist. Response: Typographical error; Section 01700 -Construction Closeout should read Section 01900 -Demobilization and Project Closeout. 93145\feb I comm.doc 5 • • Comment 21: Appendix C-2: Page O 1730-1. Section 1.02; Item D refers to a Section 01700 -Construction Closeout, but this Section does not exist. Response: Typographical error; Section O 1700 -Construction Closeout should read Section O 1900 -Demobilization and Project Closeout. Comment 22: General Comment -A According to Section 5.1.4, Design Objectives, and the Unilateral Administrative Order. the remedial action goal and MCL for pentachlorophenol in groundwater is 0.00 I mg/L or 1.0 ug/L. In Section 7.1.4, the use of US EPA Method 8270 modified with "single ionization monitoring" is proposed for the analysis of groundwater and surface water samples collected at the subject site. The document claims that this modification lowers the detection limit to "0.5 mg/I". Is this a typographic error? The unmodified version of Method 8270 has a detection limit of 0.05 mg/I or 50 ug/L for pentachlorophenol in water s~les. ~ Due to the chromatography demonstrated by pentachlorophenol in Method 8~70, it is possible but unlikely that this modification will demonstratra· nsitivity below the MCL on a routine basis. In order for this "single ionization mon ing" version of Method 8270 to reach a detection limit lower than the MCL of 1.0 g/L must be demonstrated on a continuing basis. Therefore, in additionio he mid-level calibration standard, calibration standard containing pentachloro h ol in an amount below the MCL should be analyzed every twelve hours. Pentachl ophenol should meet the CCC criteria in both standards. Response: 0.5 m~a typographical error. The detection limit is 0.5,tg/l. A calibration standard containing pentachlorophenol below (th} MCL will be analyzed as part of project specific protocol for this ~e when analyzing groundwater samples. General Comment - B : All of the following comments were made on the Pre-Final Design Report. A response to these comments is contained in Appendix A of the Final Design report but this response merely states that the comments will be addressed in Appendix G. However, Appendix G was apparently not included in the copy of the Final Design Report. For reference, the comments on Appendix G of the Pre-Final Design Report are reprinted below. Response: Beazer intended to have the NPDES monitoring requirements prior to the final design submittal and planned to include the Sampling and Analysis in Appendix A However, when the NPDES limits were not in place at the time of submission, Appendix G was deleted. The Sampling and Analysis Plan will be submitted as part of the RA WP and Construction Quality Assurance Plan as indicated in Section 7.0 of the final design report. Comments on Appendix G will be addressed as appropriate in that submittal. 93145\fcb I comm.doc 6 • • Comment 23: Appendix G (Remedial Design Sampling and Analysis Plan), Section 2, Table 2-1, The holding times for Method 8290 listed in this table are incorrect. The specifications of Section 6.4 of Method 8290 require the sample to be extracted within 30 days and completely analyzed within 45 days of collection. Response: See response to General Comment B. Appendix G, Section 3, Table 3-4 -as 7. above. Response: See response to General Comment B. Appendix G, Section 4, Table 4-2 -as 7. above. Response: See response to General Comment B. Appendix G, Section 5, Tables 5-1 and 5-2 -as 7. above. Response: See response to General Comment B. r 24. Appendix G, Section 10.0 -The docint proposes a detailed validation of only five percent of the analytical data. Due to omplex nature of the PCDD/PCDF analytical procedure and the critical natur of the PCDD/PCDF analytical data, a detailed validation of 100% of the P,DIPCDF analytical data is recommended. Response: See reI;°o~se to General Comment B. 25. App(na}x G, Section 13.2 -The equation presented in this section to calculate the recovery l,;i compound spiked into a field sample does not take into account the possibility of this compound being present in the sample prior to being spiked. An example equation would read: R = spiked sample result -sample result x 100 spiked added Response: See response to General Comment B. 93145\fob I comm.doc 7 • • February 17, 1995 Memorandum TO: FROM RE: Jack Butler David J. Lown Dioxin produced and released during September 1993 BCD test Koppers NPL Site Morrisville, Wake County This memo is being prepared to respond to your request for a concise description and documentation of the dioxin that was produced and released during the BCD test at the Koppers site in September 1993. The following documentation was given to me by Terry Lyons of the SITE program during a presentation Mr. Lyons made to EPA Region IV personnel on December I, 1994. Seven soil tests were run during the demonstration and about 15 tons of soil were treated. Testing parameters were varied during the demonstration. Table I shows the parameters that were varied. The most toxic dioxin is 2,3,7,8-TCDD. Before-and-after-treatment soil results for dioxin are shown in Table 2. The amount of 2,3,7,8-TCDD increased in test runs I and 2. (For example, input soils for test run I were below detection limits for 2,3,7,8-TCDD and output soils averaged about 11 ug/kg.) The levels of2,3,7,8-TCDD for runs 4 through 7 were all below detection and no conclusions about the creation or destruction of2,3,7,8-TCDD can be made. Because of the way the data was collected, exactly how much dioxin was released to the atmosphere during the demonstration is unknown. Mass-balance calculations suggest that a total of0.3 grams of dioxin was released to the atmosphere during the demonstration (Table 3). How much of this estimate is 2,3,7,8-TCDD, I do not know. A high-volume filter air monitor device used during the demonstration detected l .59e-04 ng/dscm 2,3,7;8-TCDD and 8.39e-06 2,3,7,8-TCDF. These results are shown in Table 4. Runs 1 2 3 4 5 6 BCD Test Parameters Solid Reactor Temp °F • 1 800 800 650 650 800 800 Reagent Bicarb (5%) Non-Bicarb Bicarb (5%) Non-Bicarb ? • ? • Retention 30 min 30 min 30 min 30 min 30 min 30 min -l/1 l;S " 0 0 rv AA.:llytc 2,3,7,8-TCDD Tolai TCDD 2,3,7,&-TCDF Toul TCDF Toul PeCDD Total PcCDF Total HxCDD Tot,! HxCDF Tot:,J HpCDD Tool HpCDP OCDD OCDP TABLE 2 ANALYTICAL RESULTS J'OR PCDD/F IN SOIL SA1"1PLES (µg/kg) TB~r RUN 1 INPUT OlJTPITT TRl-CNL-SU · TRI-CN 10-SU TR 1-£:N 1-SLJ TR I-CN2-SLJDUP TRI-CN2-SL3 038 u 1.5 u 7.4 20.6 8.7 6.5 J 7.0 u 87.3 298 99.3 2.0 u 1.4 u 0.74 u 0.66 u 1.0 31.4 I 25.9 J 2.6 lJ 4.7 J 2.3 2.3 u 2.5 u 141 439 169 134 J 123 J. 4.3 u 12.2 3.7 %.8 106 225 658 265 648 J 606 5.5 J 27.8 4.6 2,190 J 1,850 J 275 790 J 252 . 968 J 9-14 J 11.2 39.7 7.2 11,60 J 13.100 J 646 J 1.980 J 359 2,590 J 2,440 J 9.5 I 25.2 4 I TR 1-CN3-SL3 J 8.7 J 86.1 • u 1.2 u u 11.8 u 138 u 2.8 u 221 J 2.2 J 178 1.9 J J 211 J 3.1 u • -\Jl ,,, Ana!yu: 2,3,7,8-TCDD Tot>! TCDD '1 <SJ 2,3,7,8-TCDF TOb.l TCDF Tm.al PcCDD Total PcCDF Total lbCDD Total HxCDF Tora! HpCDD Tow HpCDF OCDD OCDF I TABLE Z.. (cont.iue<l) ANALYrICAL RESULTS FOR PCDDffJN SOIL SAMPLES (J<glkg) TEST RUN 2 INPUT OlffPUT TR2-CN 1-S12 TR2--CNI-SL3 TR2-CN!-SL3D{JP TR2-CN2-SL3 L.6 u 2.4 J 8.0 J 3.9 J 3.2 u 267 3&3 466 J L5 u 2.6 u 1.2 u 1.6 u 25_3 I 26.4 17.2 79.6 4.5 u 419 661 637 13& J 13_7 u 14_7 36.3 ]07 7l!O J 1,300 J 1.090 J 561 J 17.7 24.9 49.4 1,750 J 951 J l,270 J 1, l 10 J 833 J 41.1 47.3 66.6 11,200 J l,250 I l,660 J U30 J 2,190 I 22.0 25.6 3&5 TR2-CN3-SL3 2.4 J • Y:YI 1.4 u 42 4()9 20_9 679 27_ l 632 37.0 759 . 17 .7 • lJ (SJ 'E' Alulyle 2,3,7,&-TCDD Tow TCDD 2 3 ) 8-TCDF Total TCDF Total PcCDD Total P<.CDF Toal HxCDD Toul HxCDF TOlal HpCDD To<al HpOJP OCDD OCDF TABLE 2.. (continued) ANALYTICAL RESULTS FOR PCDD/F IN SOIL SAAIPLES (;iglkg) TEST RUN 3 INPUT OITTPUT -CANCELLED TR3-CN l -SL2 1.0 u 3.9 u 0.9 u 29.2 J 7.1 u 113 J . 102 550 J 1,T.J() J 1,040 J 8,460 J 1,510 J • • OJ ~ ,-,. Q L Vl -J -J h 0 isl TABLE Z (cootinucd) ANAL\"fICAL RESULTS FOR PCDD/F IN SOIL SMIPLES (pg/kg) TEST RUN 4 INPUT OUTPUT Analylc BATI-CNI-SL2 TR4-CN I -SL3 'ffi4-CN2-SL3 TR4-CN3-SL3 2,3,7 ,8-TCDD 2.1 u 0.74 u l.4 u 1.6 u • Total TCDD 3.4 u 5.1 u 7.6 u 4.9 u 2,3,7,8-TCDF 1.2 u 1.4 u 1.0 u 0.96 U TotiOI TCDF 22.0 J 2.1 u I. I u I.I u Taul PeCDD 7.2 u 8.4 u 8.1 u 4.1 u Taul PeCDF 122 J 3. 1 u J.2 u 1.5 u Tot.al JlxCDD l l 7 15 .4 u 4.2 u 11.9 u Tot.al HxCDF (/J7 J 2.1 u 1.8 •U 2.4 u Toral HpCDD 2,000 J 23.1 u 12.2 u 13.9 u Tola! HpCDF l,070 J 3.4 u 1.5 u 1.4 u OCDD 15,000 J 42.◄ u 19.0 u 2l.7 u OCDP 3,390 J 2,5 u 1.9 u 1.0 iJ • ~ Vl ld Ana!ytc 2,3,7.8-TCDD Total TCDD 1 2,3.7 ,8-TCDF Total TCDF Tou.J Pt:CDD Total PeCDF Tatu HxCDD Tot.! HxCDF To<,! HpCDD Total HpCDP OCDD .. OCDF TABLE 2... (continueil) ANALYTICAL RESULTS FOR PCDD/~' IN SOIL SAl\1PLES (Jlg/kg) TEST RUN 5 !NPUT OUTPUT BATI-CNl-SU TR5-CN !-SU TR5-CN I-SL1DVP TR5-CN2-SL3 0.85 u 2.2 u l.4 u 2.2 u 2.2 u 4.2 V J.4 u 4.4 V !I u J.3 V 2.2 u I. 9 lJ 36.J J 1.6 V I.] V 2.S u 6.4 V 4.1 V 3.6 u 7.2 lJ 93.9 J i.6 V 2.2 u 2.6 V 87.4 7.4 V 8.2 u 10.6 V 482 J J.5 u 2.2 u 3.0 V 1,520 J 8.1 u 11.6 u 12.6 V 793 J 1.9 u S.7 u 2.8 V 7,400 J 12.4 u 19.2 u . 17.0 V 1;420 J 1.9 u 0.71 i.J 6.4 V TR5-CN3-SL3 2.0 u • 5.5 lJ 1.3 u 2.2 V J.7 V 3.0 V 8.8 u l.]4 u 9.4 V 1.8 u 12.4 V •• 0.48 u Vl (.J "' TABLE z.._ (coolinued) ANALYTICAL RESULTS FOR PCDD/F IN SOIL SAl\.1PLES (µglkg) TEST RUN 6 INPUT OUTPUT Analyre BAT:J-CNl-SLl BA T3-CN I D-SLl TR6-CN 1-SLJ TR6-CN2-SL3 TR6-CN3-SL3 2,3,7,8-TCDD 0.17 u 0.60 u l. 7 u 3.1 u 0.92 u To1>1 TCDD 6.6 3.4 u 1. 9 U. 1.7 u 2.2 u 2,3,7,8-TCDF I. 7 u 1.2 u 1.4 u 3.0 u 1.4 u Toti! TCDF 55.1 J 24.3 J 1.2 u 0.70 u 1.4 u Tot>l PeCDD 7.7 u 6.6 u 4.0 u 7.4 u 5.0 u Total PeCDF 125 J 155 J 1.5 u 2.1 u 3.1 u Total HxCDD ]35 141 6.7 u 7 .2 u 7.2 u Total HxCOF 701 1 826 J 1.4 u 1.3 u 2.3 u Tot.al HpCDD 1,930 J 2,660 J 8.1 u 8.8 u 9.0 u Total HpCDF 1,260 J 1,540 J 1.9 u 3.7 u 1.3 V OCDD 9050 J 11,200 J l l .7 V J 2.8 u 11.4 u OCDF 1,840 J 2,550 J I.I V 1.9 u 2.3 u • • ::,: D ;o I ~ (J) I ~ ~ h.. lJ e;) ~ TABLE Z (continued) ANALYTICAL RESULTS FOR PCDD/F IN SOIL SAMPLES (pg/kg) TEST RUN 7 lNPUT OUTI'UT AnalyLe BAT4-CN1-SL2 TR7-CN I-SU TR7-CN2-SL3 2,3,7 .8-TCDD 0.94 u 1.2 u Total TCDD 9.7 J 4.3 u 2.3,7.8-TCDF 1.0 u 2,4 u Total TCDF 61.1 J 1.4 u Total PtCDD 21.1 3.2 u Total PoCDF 134 J 1.8 u Total HxCDD 278 9.0 u Total HxCDF 695 l 2.5 u Total HpCDD 3,690 J 9.7 u Total HpCDF 1. 150 J 6.1 u OCDD 10,200 l 15.5 u CX:DF 2,670 J 0,62 u Not= U -Not dcletc<l a< the kvel reported. J -Estimated only. Below i.cu!nnneot a.libration range. TCDD -TctrachJorinated dibemo-p-dioxin TCDF -Tcirachlorinalcd dibcazofurao - HpCDD -Hcptachlorinau:d dibenzo-p-dioxin HpCDF -HcptachJorioa!Cd dibcnzofur.m HxCDD -Hcuchlorioo1ed dibctu.o-p-dio;tin HxCDP -Hcxachlorirulled dib<:nzofuran PeCDD -Peotacblorinntcd dib=-p-<lioxin PeCDF -Peotachlorinated dibeomfuran OCDD -Ocladuorirurtcd dibenzo-p-<lioxio OCDF -Oct;tdilorinated dibc.11Zofur..u 1.4 u 3.0 J 1.9 u 1.9 u 8.1 u 3.0 u 16.2 1.9 u 18.9 u 2.7 u 22.2 lJ 1.6 u TR7-CN3-SL3 O.W u 6.5 u 3.4 u 3.4 u 8.2 u 4.4 u 20.1 2.9 u 21.6 u 3.5 u 28.5 u 4.3 u • • • • TOTAL MASS OF PCDDs AND PCDFs EMITTED TO THE ATMOSPHERE DURING OPERATION OF THE MTID Run Number AYerage Sum of Tow Total Amount and Sample Volumetric Duration of Total Gas PCDD and of PCDD and Location Flow Rate Rw1 (min) Flow PCDF PCDF Emitted (dscmm) (dscm) Concentrations to Atmosphere (ng/dscm) (mg) Run l, Outlet 2.06 720 . 1,483 31,214 46.3 Run 2, Outlet 1.86 690 1,283 65,602 84.2 Assume 1. 66 -Assume 38,583 - Run 3, Outlet Average of 660 1,096 Average of 42.3 Other Runs Other Runs (Outlet) (Outlet) Run 4, Outlet >'l .36 510 693.6 737.7 0.51 Run 5, Outlet 1.88 570 1,071.6 96,112 103.0 Run 6, Outlet 1. 31 570 746.7 18,572.2 13.9 Run 7, Outlet 1.47 .--· 540. 793.8 19,260.1 15.3 TOTAL MASS OF PCDDs A1'fD PCDFs EMITTED TO ATMOSPHERE DURING OPERATION OF ~ITID = 305.Slmg = 0.3g BCD/047-l 127ff0TALDXN TBL /'' \/"' .... • • Table 4 Summary of l'CDD/PCDF Results for AmbieJJt Hi-Yolnme filter Samples llfllili&iiiilliii 2,3,7,8-TCDD __ -----~ _ 1.59c-04 ____ 1.19c,-06 J 2,3,7,8-TCDF 8.39e·D5 '---·-·-·-___ S._L'l_c_·0_7_~ ___ J ____ _ Surrogate Re<:over:,...:(_%.;..) __________ ~--- 13C-2,3,7,8-TCOD 69 65 DC-?0 3,7,8-TCDF Anal)'1C 74 Total TCDD l.73c-03 1,2,3,7,8-PcCDD 1.23c-03 Totnl PcCDD 8,03e-03 B B B B 71 5,14e-05 4.63c-06 S.08e-05 3.63e'.06 B,Q B,J,Q B,Q B,J 1,2,3,4,7,8-HxCDD 2.91e-03 -----l-------1------lf-------l----'---ll l,?0 3,6,7,8-HxCDD 4.27c-03 B 3.50c-06 B,J l,2,3,7,8,9-HxCDD 7.79e-03 B -7.81e-06 B,J Total HxCDD 5,78i;.02 B 6.56e-05 B 1,2,3,4,6,7,8-HpCDD 5.78e-02 . B,E 233e-05 B Total HpCDD l.18e-01 B,E 5.44e-05 B OCDD l.23e-0l B,E,S 9,19e-05 B Total TCDF 1.77e-04 I 5.S0e-06 J,Q 1,2,3,7,8-PcCDF · 4.82c-05 1.75c-06 u 2,3,4,7,8-PcCDF l.95e-05 J 1.06e-06 u Tot~! PcCDF 6,76c-04 I,Q 3.9'.c-06 J,Q I 1,2,3,4,7,8-H.x'CDF -----J--.::.1.;,;,64e~-04;;_-ih---~---1-.,.._;.::;c:..;_c, __ f.. ___ :..._.........jl 9-'lSe-07 u 1,2,3,6,7,8-HxCDF 8,94c-05 s · 1.19e-06 u 2,3,4,6,7,8-HxCDF _____ ,___9_.7_8_c_-Oc;:.5_-+---'-----+-------+----'---9.38e-07 B,J 1,2,3,7,8,9-HxCDF -----l---'--5_.89_e_-0:;_5_-l------f-----+-~-'---- Total HxCDF l.55e-03 B,l 8.75c,07 u 4.69e-06 J,Q 1,2,3,4;6,7,8-HpCDi.' l.58c-03 B -----l-----1,2,3,•1,7,8,9-HpCDt' 4.20c-04 B 1.56e-06 B,J. ·-----1.13e-06 u Total H pCD P 7 ,85e-03 B 4,38c·06 B~ OCDF 5,75e-03 B,S 5.38e-06 B,J Su rrog:, le Recorer,· (%) J3C-2,3,7,8-TCDD _____ + _ _.:.68.::..__+-----l--- 13C-1,2,3,7,8-PcCl,D 93 69 96 13C-1,2,3,6,7,8,l·W:oo 90 90 13C·l.2,3,4,6,7,8-l-! oCDD 113 91 13C-OCDD 113 68 l3C-2,3,7,8-TCDF 78 77 • Table (Continued) l.JC-l ,?03,4,6, 7,8-1-l s,CDF 85 '----------------·~---· MM5 Surrog«to Rc~ery (%) BC-1,2,3,4-TCDF NA Qu.:ili{icf$: 8 -Anillyte found i:; es'"k;,,1,:.c laOOra!oty n',cthc,d bl.rnk. C • Co.-.=.!uti.nr, isome.r pre: .. ·.ot. E -E.nim.atc only; e:xcc.etl.$ intn.:rncnr ullbrJrion r:lnge. I • Pcx.~ibk p,.;!ychJorin.Hed_ Oiphenyl ether inter!enc~. J. E:.!inrn.ic on/;, 0¢Jo,..,. ir..v,n:;;:e;u c..'!!ibr:\!ion r.'lnge, ,'{.A -f\10! nna!y,,.ed. Q -!'e.,'lk pre..s,:;nf O!.lt.sidc iO:<: ratlo JimiL.~. U -Not detci;:tcd ar the !e.< I rc;-o.:cd. • % NA -= .,. ,-. • United States Department of the Interior Ms. Beverly T. Hudson FISH AND WILDLIFE SERVICE Ecological Services Post Office Box 33726 Raleigh, North Carolina 27636-3726 February 2, 1995 North Superfund Remedial Branch Waste Management· Division U.S. Environmental Protection Agency 345 Courtland Street, N.E. Atlanta, Georgia 30365 Dear Ms. Hudson: ·-113 -Ill RECEiV!ED FEBO 81995 $UPERFUND SECTION The U.S. Fish and Wildlife Service (Service) has reviewed the December 1994 Remedial Design Habitat Mitigation Plan (Mitigation Plan) and September 1994 Pre- Final Design Report (Design Report) for the Former Koppers Company, Incorporated Superfund Site in Morrisville, Wake County, North Carolina. These comments respond to your September 20, 1994 letter on the Design Report and January 6, 1995 letter on the Mitiga~ion Plan_ and are intended to assist your investigations, assessments, and the planning process being conducted pursuant to Section 104(a) of the Comprehensive Environmental Response, Compensation, and Liability Act of 1980, as amended (42 u.s.c. 9601 et seq.). Service comments are being provided on a technical assistance basis only and do not represent any position that the U.S. Department of the Interior (Department) may adopt concerning possible injury to natural resources under the Department's trusteeship. The Service is pleased that the Mitigation Plan and Design Report have addressed many of the issues identified in our previous correspondence on this project. The Mitigation Plan is very thorough and well written. Issues remaining to be resolved includ9 the inclusion of a more binding performance guarantee in the Mitigation Plan and our continuing.concern over the protectiveness of the clean- up levels for polychlorinated dibenzo-p-dioxins (PCDDs), and polychlorinated dibenzofurans (PCDFs). These concerns are discussed in this letter. Mitigation Plan The designed remedy at the Former Koppers Company site will, among other actions, include dr.aining Fire Pond and Medlin Pond which are contaminated with pentachlorophenol, PCDDs, and PCDFs. Consequently, the two ponds and two parcels of adjacent wetlands will be impacted. The two wetland units have been identified as FP-3 and FP-7. Unit FP-3, which surrounds approximately one-half of the Fire Pond, consists of a palustrine, scrub-shrub, broad-leaved, deciduous, intermittently exposed wetlands. Dominant vegetation in the wetland includes black willow (Salix nigra), soft rush (Juncus effusus), wax myrtle (Myrica cerifera), and groundsel tree (Baccharis halimfolia). The unit provides migratory waterfowl habitat, small mammal habitat and habitat for wading and other bird species. The wetland also provides functions such as water storage / flood retention and water quality improvement by filtration and attenuation. Unit FP-7 fringes the drainage channel which connects the Fire Pond to Medlin Pond. It consists of a palustrine, forested, broad-leaved deciduous, seasonally flooded wetland. Dominant vegetation in this unit consists of sweetgum (Liquidambur styraciflua), black gum (Nyssa sylvatica), red maple (Acer rubrum) and willow oak (Quercus phellos). The unit provides storm water retention, water quality • • improvements by filtration and adsorption, and wildlife habitat. Units FP-3 and FP-7 will be affected by the remediation activities at the site. The area of each is about 0.75 and 0.55 acres, respectively, for a total of about 1.30 acres. The Mitigation Plan notes that although unit FP-7 may be affected to some degree by the remediation, some of this unit may survive due to its distance from the shores of Medlin Pond and its location in an existing drainage channel which is to remain functioning after remediation. Therefore, the 1.30 acres may not be totally disturbed. The combined areas of Medlin and Fire Pond, which are to be filled, is 5.7 acres. In addition to attenuating existing chemical hazards from site habitat, the proposed mitigation consists of the construction of approximately 2.6 acres of wetland and 0.6 acres of open water habitat. Two areas are proposed for the mitigation. The Seagondollar property will consist of 1.6 acres of mixed herbaceous, scrub-shrub, and forested wetland and 0.6 acres of open water habitat while the Medlin Pond area will contain about 1 acre of forested wetlands. The proposed Seagondollar mitigation area currently consists of disturbed woodlands. A field investigation of this parcel by site contractors indicates no existing wetlands. The parcel is located in Wake County about 2.5 miles from the Former Koppers Company Superfund Site. The entire Seagondollar mitigation area property consists of about 4.5 acres. The Medlin Pond area will be de-watered and filled during the site remediation. The project area is considered a part of the Koppers Superfund Site and is located on the south side of Koppers Road across from the Fire Pond. We appreciate the level of detail the has been .. incorporated into the Mitigation Plan, including descriptions of sites to be restored or created, discussions of site preparation, vegetative stock, planting, and designation of persons responsible for monitoring and maintenance. Although the concept of a performance guarantee has been embraced, as is evident in the Operation, Monitoring, and Maintenance Program (Attachment 4) and warranty (page 35 of Attachment 1), the Mitigation Plan still lacks language to ensure the plan is properly and successfully implemented. The statement that monitoring will be conducted from two to three years needs to be amended to recognize that monitoring and maintenance will continue until the success criteria (85 percent coverage by desirable vegetation) have been met. Currently, the monitoring_ section describes what will occur if the success criteria are ultimately met within three years, but there is no discussion of actions to be taken if mitigation is not fully successful at the end of the third year of monitoring. The Mitigation Plan should be amendeid to address this deficiency by stating the procedures to be implemented if project monitoring indicates remedial actions are still required after three years. The Service commends the efforts of the consultants to include experimental areas for rare insectivorous plants (page 4-4) and fish replacement (page 4-8 and page 40 of Attachment 1) in the habitat restoration. We wish to emphasize, however, that these activities are not a requirement of the Service in satisfying the mitigation requirements. Design Report In the Department's May 26, 1992 comments on the Revised Draft Feasibility Study, it was cautioned that a more protective clean-up level for PCDDs and PCDFs in site soils and sediments may be appropriate. Unless the soils and sediments at 7 parts per billion (ppb) TCDD-TEQs are capped to preclude exposure to wildlife, the remedy may not be protective of ecological receptors. It is not known whether the proposed 1-foot of fill over the contaminated sediments will effectively isolate them from burrowing organisms. Because the U.S. Environmental Protection Agency is proceeding with the 7 ppb TCDD-TEQ clean-up goal, we recommend that a biotic component be added to the environmental monitoring proposed in the remedial design. While.monitoring of surface water, groundwater and soils is currently required under section 9. 5, "Compliance • • Monitoring," of the December 1992 Record of Decision, additional monitoring of forage organisms, such as earthworms or small mammals, is advised. This is particularly pertinent for the Medlin Pond area which is to be restored to a functioning palustrine forested wetland hydrologically fed by run-off from the remainder of the Former Koppers Company site, as well as effluent from the treated groundwater of the site. We note that levels approaching or exceeding 1 ppb TCDD-TEQ have been documented from sediments in both ponds and the Fire Pond outflow ditch. We caution that the proposed PCDD / PCDF clean-up level for groundwater is about 1,000 times higher than the North Carolina surface water quality standard for dioxin. This may inhibit the use of surface water discharge for treated effluent. Page 8 of the Design Plan indicates that a practical quantitation limit of SO parts per quadrillion (ppq) will be used as a performance criteria; we note that quantitation limits as low as 0.03 ppq TCDD-TEQ were reported in Appendix F, "Predesign Data Report," which is closer to the State standard of 0.014 ppq. Thank you for the opportunity to review the documents. If you have any questions, please contact me or Mr. Tom Augspurger of this office at (919) 856- 4520 (extension 21). cc: Lee -REO -DOI/OEPC Dawson -AES/TS-EC Wellman -USEPA / ETAG Lown -NCDSWM ~~u L.K. Mike Gantt Supervisor • February I, 19<}4 r;;.t Memorandum TO: FROM: RE: File David J. Lown~~ Air Permitting Requirements -Base Catalyzed Decomposition (BCD) Process Remedial Design Koppers Company, Inc. NPL Site Morrisville, Wake County I phoned Beverly Hudson today and asked her when the State would get to review the air monitoring plan for the BCD process to be used at this site; Air Quality Section's substantive requirements for a permit were forwarded to her as part of my comments on the Final Remedial Design Report. She assured me that a requirement for the submittal of an air-monitoring plan is contained in the Remedial Design Report and that the State would have an opportunity to review and comment on the air-monitoring design before the final plan to use the BCD process is approved. cc: Bruce Nicholson State of North calltna Department of Environment, Health and Natural Resources Division of Solid Waste Management James B. Hunt, Jr., Governor Jonathan B. Howes, Secretary William L. Meyer, Director Ms. Beverly Hudson January 17, 1995 Superfund Branch, Waste Management Division US EPA Region IV 345 Courtland Street Atlanta, Georgia 30365 RE: Comments on the Final Design Report (December 28, 1994) Koppers Company, Inc. Site Morrisville, Wake County Dear Ms. Hudson: COPY The Superfund Section received and reviewed this document and offers the following comments: 1) Page 18. Section 4.3 Excavation Plan. First Bullet. "Excavate an initial soil volume based upon the soil excavation plan depicted on Construction Drawing No. 4 in Appendix B;" Comment. Figure 4-9 shows that the area around borings XS0 and X206 is contaminated to a depth of 8 feet. Construction Drawing No. 4 shows that the soil in this area will be excavated to a depth of only 6 feet. The excavation should continue to 8 foot depth and the soil surrounding X50 and X206 should be treated. 2) Page 19. Last Paragraph and Figure 4-10. "Excavated material will be temporarily staged in bermed areas lined with a 10 mil reinforced polyethylene liner. The liner will be covered with a protective layer of soil to prevent damage to the liner. The staged soil will also be covered with 6 mil reinforced polyethylene sheeting to protect the soil from weather and to inhibit direct contact with soils. See Figure 4-10 for staging area schematic. It is not anticipated that the stage soil will be stored longer than 90 days." P.O. Box 27687, Raleigh. North Carolina 27611-7687 Telephone 9l9-733-A996 FAX 919-715-3605 An Equal Opportunity Affirmative Action Employer 50% recycled/ l 0% post•consumer paper Ms. Beverly Hudson January 17, 1995 Page 2 • • Comment: EPA made the same 90 day argument at the Carolina.Transformer site, a fund-lead NPL site, to justify not having to meet the requirements specified in I SA NCAC 13A Part 264, Subpart L; however, at the Carolina Transformer siie, EPA specified a waste pile design that is closer to meeting the requirements than that being proposed for Koppers. The EPA design includes, along with other improvements, a leachate collection system, a 20 mil membrane cover, and a 30 mil liner. The specifications of the EPA waste pile design are attached. More information can obtained from the Draft Performance Specification for Soil Treatment (August 12, 1994) for the Carolina Transformer site. The design for the Koppers site should meet these minimum specifications. 3) Page 20. Section 4.0 Soil Remediation. Subsection 4.5 Permits. "Available information from the BCD soil treatment SITE demonstration will be provided to the State of North Carolina, Air Quality Section for review of air monitoring requirements." Comment. The substantive requirements of an Air Quality permit are outlined in the attached memorandum. The Air Quality Section wants ambient air monitoring for dioxin during excavation and staging of contaminated soils. Collectors used for monitoring should use a PUF sampler with subsequent GC/MS analysis (Method T09 from the Compendium of Methods for Toxic Compounds in Ambient Air, EPA 600/4- 89-017). The ambient monitoring system proposed must be evaluated by the North Carolina Technical Services Branch for siting criteria and sample handling. The system must be installed and approved prior to site operations. Questions about these requirements should be directed to Mr. Richard.Lasater at the NC Air Quality Section (Phone (919) 733-3340). 4) Page 28. Section 5.0 Groundwater Remediation. Subsection 5.4 Permits. "Information required to meet the substantive requirements of the North Carolina NPDES program has been submitted to the State ofNorth Carolina; however, discharge limits have not yet been established by the state." Comment. The substantive requirements of the NPDES permit are contained in the attached letter from Mr. David Goodrich to Ms. Beverly Hudson, dated January 13, 1995. Questions about these requirements should be directed to Ms. Jeanette Powell of the Water Quality Section at (919) 733-5083, extension 537. 5) Page 29. Section 6.0 Surface Water Remediation. Paragraph 3. "The ROD further states that the surface water treatment and discharge standards will comply with the substantive requirements of the NP DES permitting program. Comment. • The substantive requirements of the NPDES permit are contained in the attached letter from Mr. David Goodrich to Ms. Beverly Hudson, dated January 13, Ms. Beverly Hudson January 17, 1995 Page 3 • 1995. Questions about these requirements should be directed to Ms. Jeanette Powell of the Water Quality Section at (919) 733-5083, extension 537. 6) Page 44. Paragraph 1. "If analysis indicates that penta levels are below the 95 mg/kg, the material will be used as backfill for the excavation or reused elsewhere on site." Comment. Backfilling the excavation makes sense, however, the health risk-based cleanup goals of 95 mg/kg penta and 7 ppb dioxin are based on a commercial/industrial scenario. Moving soils that contain penta and dioxin, but at levels below the cleanup goals, from the excavations in the lagoon area, across the road to the Medlin Pond and into the neighborhood of the residences in this area, does not make sense and should be avoided. 7) Figure 3-1. Soil Sample Areas 1 · & 2. Soil sample X227 is not shown to contain contaminants above the remedial action level. Comment. As shown on Figure 4-7, soil boring X227 contains contaminant (COI) concentrations greater than remedial action goal and should be indicated as such on Figure 3-1. 8) Figure 4-4. Distribution ofpentachlorophenol by depth of soil sample. Comment. Number of samples which exceed remedial action goal as shown in Figure 4-4 do not match the numbers shown in Figures 4-6 through 4-9: 0-2 FEET (7) (According to Figure 4-6 and not 6 as indicated in Figure 4-4.) 2-4 FEET (2) (According to Figure 4-7 and not 3 as indicated in Figure 4-4.) 6-8 FEET (3) (According to Figure 4-9 and not 2 as indicated in Figure 4-4.) 9) Figure 4-7. Approximate soil areas exceeding 95 mg/kg (2 to 4 feet deep). Comment. In Figure 4-7, soil sample X227 is shown to contain greater than 95 mg/kg penta but the area surrounding the sample is not marked as contaminated. Ms. Beverly Hudson January 17, 1995 Page 4 • • ,. We appreciate the opportunity to comment on this document and look forward to seeing this site cleaned. If you have any questions, please call me at (919) 733-2801. Attachments cc: Jack Butler Bruce Nicholson Sincerely, ~~ David J. Lown · Environmental Engineer NC Superfund Section • SECTION 02050 • PART 1 STORAGE, DISPOSAL, DEMOLITION ANO DUST CONTROL GENERAL 1.1 WORK INCLUDED The work includes the control of fugitive dust emissions, demolition and disposal of the Main Building and adjacent building ruins as indicated on drawings,· ,· removal and disposal of site vegetation, debris, four USTs, six electrical transformers, and if necessary, the temporary onsite storage of non-contaminated and contaminated materials. The requirements of this section pertain to all site activities, as outlined in Section 01015 and as required to complete the excavation, stockpiling and removal activities. 1.2 REFERENCES. The publications listed below form a part of this specification to the extent referenced. The publications are referred to in the text by basic designation only. CODE OF FEDERAL REGULATIONS (CFR) 40 CFR 761 POLYCHLORINATED BIPHENYLS (PCBs) MANUFACTURING, PROCESSING, DISTRIBUTION IN COMMERCE, ANO USE PROHIBITIONS. NORTH CAROLINA ADMINISTRATIVE CODE NORTH CAROLINA ADMINISTRATIVE CODE, TITLE !SA, Chapterl3 SOLID WASTE MANAGEMENT. 1.3 SUBMITTALS. See Section 1300, SUBMITTALS. 1.4 DEFINITIONS. Drainage Gravel. Gravel placed above the membrane liner along the containment berm to facilitate drai~age and removal of leachate and meets the requirements specified in Part 2 of this Section. Geo Net. A polymeric material manufactured as a three dimensional lattice to promote drainage within the plane of material placement. Geo net is placed between the filter fabric and membrane liner to allow space for leachate flow. Filter.Fabric. A non-woven polypropylene fabric manufactured to allow passage of water while retaining soil particles without clogging. Filter fabric is placed above geo net and membrane liner to facilitate leachate drainage. Membrane Cover. Sheeting which is placed on top of the permanent soil stockpile to prevent rainwater infiltration and meets the requirements specified in Part 2 of this Section. , 02050-1 DRAFT August 12, 1994 I I Membrane Liner~Sheeting which is placed abov.lect fill and beneath the permanent soil stockpile to prevent stockpile leachate from seeping into the surrounding soil and meets the requirements specified in Part 2 of this Section. Select Fill~ "Fill which is used to bring subgrade below the membrane liner up to required elevation and grade and meets the requirements specified in Part 2 of this Section. Select Waste Soil. Select waste soil shall be that portion of excavated contaminated soil which is able to pass a 3/4 inch U.S. standard sieve and is free of rocks, debris, roots, deleterious material and other sharp objects which may potentially damage the Membrane Liner. · Silt Control Fence (Silt Fence). Slit-film woven polypropylene fabric manufactured for the purpose of silt control application and placed as a fence perpendicular to runoff flow in areas where soil erosion is to be minimized or prevented. Sump Cleanout Pipe. Slotted PVC pipe placed in the layer of Drainage Gravel and against the stockpile berm to provide access to remove drained liquids for disposal. PART 2 PRODUCTS 2.1 Drainage Gravel. quartzite gravel Engineer. Drainage gravel shall be uncontaminated obtained from a local source and approved by the 2.2 Geo Net. The new Geonet shall consist of Gundle Gundnet® XL-14 or equivalent as approved by the Engineer. 2.3 Filter Fabric. The new filter Fabric shall consist of Polyfelt TS600® or equivalent as approved by the Engineer. 2 .. 4 Membrane Cover. The new membrane cover shall consist of PVC material of not less than 20 mills nominal thickness placed continuously and sealed over the stockpiled soil to prevent the infiltration of rainwater. The Cover Liner shall be Huls America Inc. PVC 0176® or equivalent as approved by the Engineer. 2.5 Membrane Liner. The new membrane liner shall consist of high density polyethylene (HOPE) material of not less than 30 mils nominal thickness placed above Select Fill and below the Drainage net for the purpose of providing a continuous impermeable barrier to liquids. The Drainage Liner shall be GUNDLE GUNDLINE® HD or equivalent as approved by the Engineer. 2.6 Select Fill. Select fill shall be uncontaminated soil obtained from a local source, classified as "SC" under the Unified, Soil Classification System and shall contain gfeater than 12% clay by 02050-2 DRAFT August 12, 1994 weight. Othe-uitable material may be substi.ed as approved by the Engineer. The Select Fill material shall be fr;ee of rocks, debris, roots, organic, deleterious or frozen material which may potentially damage the membrane liner. 100% of the Select Fill material shall pass a #4 U.S. Standard Sieve. 2.7 Silt Fence Fabric. The new geotextile shall meet the minimum specifications as follows: Fabric Properties grab tensile strength(LB) elongation at fail.(%) Mullen burst strength (PSI) puncture strength (lb) equivalent opening size ultraviolet stability(%) Minimum 90 50 190 40 40 40 -80 test method ASTM 01682 ASTM 01682 ASTM 03786 ASTM 0751 CW-02215 · ASTM 9-26 2.8 Sump Cleanout Pioe. The Sump Access pipe shall be new schedule 40 PVC pipe .. The portion of pipe to be installed at the bottom of the sump shall be slotted .0.050 inch openings. 2.9 GENERAL MEMBRANE REQUIREMENTS. A. The new membrane liner shall consist of HOPE material as appropriate and manufactured of new, first-quality products designed and manufactured specifically for the purpose of liquid contaminant in hydraulic structures. B. The new membrane cover shall consist of PVC material as appropriate and manufactured of new, first-quality products designed and manufactured for use in liquid containment. C. The Contractor shall, at the time of bidding, submit a certification from the manufacturer(s) of the sheeting, stating that the sheeting meets physical property requirements for the intended application. 0.. The liner or cover material shall be so produced as to be free of holes, blisters, undispersed raw materials, or any sign of contamination by foreign matter. E. Labels on the roll shall identify the thickness, length, and manufacturer's roll number. There shall be no factory seams. F. The liner material shall meet the specification values according to the specification sheet for HOPE or PVC respectively. G. All welding or adhesive material and equipment shall be of a type supplied by the respective membrane manufacturer. 02050-3 DRAFT August 12, 1994 //~-:_ •. ·,:,:·.\-}~:-. i;Y,:•;~t)/~_·.\:/w,::_~•\/~:- :i{/ti}> ·.>,,:._·::_::.') ''_· ;~;..~-.- • • ,~ ;;):~:-:· '::?f<. :,:,:." ~~--.-.-;JCT-05-' 9,1 l,IED 14: 0"3 ID: A IR QLJRLI TY I-IQ . • • Division·of Environmental Management: Air Quality Section October 4, 1994 MEMORANDUM 'l'O : FROM; David J, Lown Superfund Section N.C. Division of Solid waste :Management Richai::d Lasater /<, L. Air Permite Branch :1210 POl SUBJECT! Ambient air moni tod.ng a.t Koppers Super fund si. te The first phase of the cieanuJ? is the excavati.on and staging of contaminated soil, including the pond bottoms. The cleanup contract:or·s final version of this pa.rt of the i;-e111ediation plan does not include ambient air moni to1·ing except that required on- site by OSHA. The Ai:r. Q1.lality Section feels that an ambient air monitoring system should be operated co. track dioxin di.scharges from various c\Ctivities during "i:he proposed cleo.nup, The monitoi:-ing system should cont3in thr,:,e sampling sites, two of which must be on the property. lines. The third site may be located on l~he property. One of the monitors must be collocated. Instead of the TSP Metl1od V "Hi-Vol" collectors used during the prior testing activities, use of a PUF sampler with subsequent GC/I1S aualysis (Method T09)is recommended. Sampling time chould i:-un fi:-om midnight to midnight. Any ambient moni taring iiystem pi:-oposed must be evaluated by the. Technical Services Branch for sit:ing c:rited.a and sarnple handling, approved and installed prior to any site operations. JRN-13-1995 10:43 FROl'I DEM WATER QUALITY SECTiOI, TO State of North!rolina Department of Environment, Health and Natural Resources Division of Environmental Management 97334811 • James B. Hunt, Jr., Governor Jonathan B. Howes, Secretary A: Preston Howard, Jr., P.E., Director January 13. 1995 Ms, Beverly Hudson Superfund Br-anch, Waste Mgt. Div, US EPA Region IV 345 Courtland Street Atlanta. GA 30365 Dear Ms, Hudson: Subject: Koppers Co., Inc. NPL Site Morrisville, North Carolina Wake County P.02/04 Koppers Company, Incorporated (Koppers) submitted an application to the Division of Environmental Management (Division) for a NPDES permit on June 13, 1994. After the Division had completed the permit development aud public notice pwcesses, Koppers informed the Division that it was not required to obtain u NPDES rcrmit under the CERCLA regulations. It is the understanding.of the Division that Superfund activities discharging on-site are !!ill subject to state NP DES permitting requirements, but~ subject to substantive discharge requirements to assure compliance with instream water quality stawhrds. · A summary of the substantive discharge requirement~ is attached, as well as a copy of the draft NPDES permit. It is unclear how the substantive requirements are to be administered under the CERCLA regulations and, the Division of Environmental Management Water Quality Section is concerned that without a NPDBS permit there may be no mechanism to ensure that the requirements are effectively implemented. As a National Priority List site with contaminant:$ that have the potential to threaten the quality of waters of the state, this discharge is of significant concern to the Division. The Division would appredate any insights you can pwvide on available implementation mechanisms for the dischargo requirements, · If you have any questions, please feel free to contact Jeanette Powell of my staff at (919) 733-5083, extension 537. . jcp/JCP:DAG cc: Dave Lown, DEM Superfund Section NC0084366 Pennit File sn119w~ David A. Goodrich, Supen-isor NPDES Permits Group Ken Schuster, Raleigh Regional Office P.O. Box 29535, Raleigh, Nor1J1 Carolina 27626,0535 An Equal Opportunity Affim1atlve Ar.lion Employee Telephone 919-733·7015 FAX 919-733--9919 50% recyclod/ 10% PQSt-oon~umer paper JAN-13-1995 10: 43 FROM DEl'I WATER QURL !TY SECT! ON TO 97334811 • • SUMMARYOFSUBSTANTIVEDISCHARGEREQUJREMENTS FOR KOPPERS CO., INC 1 . Groundwater Remediation Analytical Monitoring Requirements: Effluent Discharge Measurement Characteristic Limitation Freauencv SamoleTvoe Flow nta 2/Month Instantaneous Phenol n/a "2/N10nrn nrab. Dioxin n/a Quanerlv Grab Pentachloroohenol 2Q.Q UP/J 2/Monlh Grab Chronic Toxicitv 1 n/a Quarterly Grab All samples shall be collected from the final effluent discharge below all treatment processes. Footnot~: P. 03/04 1 Cluoaic Toxicity: TI1e effluent discharge shall at no time exhibit chronic toxicity using test procedures outlined in The North Carolina Ceriodaphnia chronic effluent bioassay procedure (North Carolina Chronic Bioa~say Procedure• Revised *September 1989) or subse'luent versions. The effluent concentration at which there may be no-observable inhibit10n of reproduction or significant mortality is 90% ( defmed as treatment two in the North Carolina procedure document).. A pass/fail test shall be perfonned on samples collected quarterly during the months of March, June, September, and December .. NOTE: Failure to achieve test conditions.as· specified in the cited document, such as minimum control organism survival and appropriate environmental controls, shall constitute an invalid test and will require immediate retesting( within 30 days of initial monitorin.g event). Failure to subinit suitable test results will constitute noncompliance with monitoring requirements. 2 • Pond Dewatering Analytical. Monitoring Requirements: Effluent Discharge Measurement Characteristic Lirnitaliou Freauencv Sarnole Tvoe Pe11tac11Jorophenol 20.0 uir/J ., Grab Phenol II/a * Grab Diox.iu ** ., urab * Each pond shall be sampled and analytical results obtained prior to commencement of -dewatering activities. Any result found to be in excess of specified limitations shall be considered a violation of water quality standards if dewatering proceeds. ** Analytical nosults shall indicate non-detect for dio,cin. Ji=N-13-1995 97334811 P.04/04 3. • Reporting It is suggested that these reporting requirements apply to the above listed substantive . · discharge requirements. Monitoring result~ obtained during the previous month(s) shall be summarized for each month and reported on a monthly Discharge Monitoring Report (DMR) Form or alternative forms approved by the Director and post.marked·uo later than the 30th day following the completed reporting period. . . . The first DMR is due on the last day of the month following the commencement of discharge. Duplicate signed copies of these, and all other reports required herein, shall be submitted to the following address: Division of Environmental Management Raleigh :Regional Office Water Quality Section Post Office Box 27687 Raleigh, North Carolina 27611 TOTAL P.04 ' ' •-~ State of North Carolina Department of Environment, Health and Natural Resources Division of Environmental Management James B. Hunt, Jr., Governor Jonathan B. Howes, Secretary A. Preston Howard, Jr., P.E., Director January 13, 1995 Ms. Beverly Hudson RECEIVED JAN 1 91995 Superfund Branch, Waste Mgt. Div. US EPA Region IV 345 Courtland Street Atlanta, GA 30365 Dear Ms. Hudson: sUPERFUND SECTION Subject: Koppers Co., Inc. NPL Site Morrisville, North Carolina Wake County · Koppers Company, Incorporated (Koppers) submitted an application to the Division of Environmental Management (Division) for a NPDES permit on June 13, 1994. After the Division had completed the permit development and public notice processes, Koppers informed the Division that it was not required to obtain a NPDES permit under the CERCLA regulations. It is the understanding of the Division that Superfund activities discharging on-site are not subject to state NPDES permitting requirements, but are subject to substantive discharge requirements to assure compliance with instream water quality standards. · A summary of the substantive discharge requirements is attached, as well as a copy of the draft NPDES pem1it. It is unclear how the substantive requirements are to be administered under the CERCLA regulations and,the Division of Environmental Management Water Quality Section is concerned that without a NPDES permit there may be no mechanism to ensure that the requirements are effectively implemented. As a National Priority List site with contaminants that have the potential to threaten the quality of waters of the state, this discharge is of significant concern to the Division. The Division would appreciate any insights you can provide on available implementation mechanisms for the discharge requirements. If you have any questions, please feel free to contact Jeanette Powell of my staff at (919) 733-5083, extension 537. jcp/JCP:DAG cc: Dave Lown, DEM Superfund Section NC0084366 Permit File S~cerely; /l . ~ ii-9,/.?f✓tvc,,l---~ David A. Goodrich, Supervisor NPDES Permits Group Ken Schuster, Raleigh Regional Office P.O. Box 29535, Raleigh, North Carolina 27626-0535 An Equal Opportunity Affirmative Action Employer Telephone 919-733-7015 FAX 919-733-9919 50% recycled/ 10% post·consumer paper • • SUMMARY OF SUBSTANTIVE DISCHARGE REQUIREMENTS FOR KOPPERS CO., INC. 1. Groundwater Remediation Analytical Monitoring Requirements: Effluent Discharge Measurement Characteristic Limitation Frequency Sample Type Flow n/a 2/Month Instantaneous Phenol n/a 2/Month Grab Dioxin n/a Qumterlv Grab Pentachlorophenol 20.0 µg/1 2/Month Grab Chronic Toxicity I n/a Quarterly Grab All samples shall be collected from the final effluent discharge below all treatment processes. Footnotes: 1 Chronic Toxicity: The effluent discharge shall at no time exhibit chronic toxicity using test procedures outlined in The North Carolina Ceriodaphnia chronic effluent bioassay procedure (North Carolina Chronic Bioassay Procedure -Revised *September 1989) or subsequent versions. The effluent concentration at which there may be no observable inhibition.of reproduction or significant mortality is 90% (defined as treatment two in the North Carolina procedure document). A pass/fail test shall be performed on samples collected quarterly during the months of March, June, September, and December. NOTE: Failure to achieve test conditions as specified in the cited document, such as minimum control organism survival and appropriate environmental controls, shall constitute an invalid test and will require immediate retesting(within 30 days of initial monitoring event). Failure to submit suitable test results will constitute noncompliance with monitoring requirements. 2. Pond Dcwatering Analytical Monitoring Requirements: Effluent Discharge Measurement Characteristic Limitation Frequency Sample Type Pentachlorophenol 20.0 IJ o/1 * Grab Phenol n/a * Grab Dioxin ** * Grab * Each pond shall be sampled and analytical results obtained prior to commencement of dewatering activities. Any result found to be in excess of specified limitations shall be considered a violation of water quality standards if dewatering proceeds. ** Analytical results shall indicate non-detect for dioxin. • 3 . Reporting It is suggested that these reporting requirements apply to the above listed substantive discharge requirements. Monitoring results obtained during the previous month(s) shall be summarized for each month and reported on a monthly Discharge Monitoring Report (DMR) Form or alternative forms approved by the Director and postmarked no later than the 30th day following the completed reporting period. The first DMR is due on the last day of the month following the commencement of discharge. Duplicate signed copies of these, and all other reports required herein, shall be submitted to the following address: Division of Environmental Management Raleigh Regional Office Water Quality Section Post Office Box 27687 Raleigh, North Carolina 27611 State of North .lino Department of Environment, Health and Natural Resources Division of Solid Woste Management James B. Hunt, Jr,, Governor Jonathan B. Howes, Secretary William L. Meyer, Director ~A DEHNR January 6, 1995 Ms. Beverly Hudson Superfund Branch, Waste Management Division US EPA Region IV 345 Courtland Street Atlanta, Georgia 30365 RE: NPDES Permit ' Koppers Company, Inc. Site Morrisville, Wake County Dear Ms. Hudson: Attached is the NPDES pennit that I told you about on the phone today. The Water Quality Section is preparing a summary of the substantive requirements and will fax them directly to you when they are available. If you have any questions, please call me at (919) 733-2801. Attachment cc: Jack Butler Sincerely, GvJ)-~.~ David J. Lown Environmental Engineer Superfund Section P.O. Box 27687, Raleigh, North Carolina 27611-7687 Telephone 919-733-4996 FAX 919-715-3605 An Equal Opportunity Affirmative Action Employer 50% recycled/ l 0% post-consumer paper State of North •lino Department o~ ronment, Health and Natural Resources Division of Solid Waste Management _X,A James B. Hunt, Jr., Governor Jonathan B. Howes, Secretary William L. Meyer, Director DEHNR Mr. Tom Augsburger Fish and Wildlife Service Department of the Interior P.O. Box 33726 Raleigh, NC 27636-3726 January 5, I 995 RE: Final Habitat Mitigation Plan (December 1994) Koppers Company, Inc. NPL Site Morrisville, Wake County Dear Mr. Augsberger: Attached is the Final Habitat Mitigation Plan for the Koppers NPL site. I will be submitting comments on the Final Remedial Design soon and would like to incorporate your concerns if possible. If you have any questions or comments, please call me at 733-2801. cc: Bruce Nicholson Jack Butler c5~~ David J. Lown Environmental Engineer Superfund Section P.O. Box 27687. Raleigh, North Carolina 27611-7687 Telephone 919-733-4996 FAX 919-715-3605 An Equal Opportunity Affirmative Action Employer 50% recycled/ 10% post~consumer paper State of North c4ilhlina Department o~ronment, Health and Natural Resources Division of Solid Waste Management James B. Hunt, Jr., Governor Jonathan B. Howes, Secretary William L. Meyer, Director January 4, 1994 Memorandum TO: FROM: Arthur Mouberry, Chief Groundwater Section Division of Environmental Management David J. Lown Ope Environmental Engineer Superfund Section Division of Solid Waste Management RE: Final Remedial Design Report Koppers Superfund Site Morrisville, Wake County •4~~ a·· -------·~ a a ,;-, ____ _ DEHNR Please forward the attached Remedial Design report to Jeanette Powell in the Water Quality Section and Richard Lasater in the Air Quality Section. Jeanette is in the process of determining the substantive requirements of an NPDES Permit and Richard is assessing the air permitting requirments. Beazer East, Inc., the PRP, is completing the Remedial Design for this National Priority List site. The NC Superfund Section is reviewing the draft report and will be submitting comments to EPA soon. EPA is the lead regulatory agency for the site and the report was prepared for the PRPs by Cummings Riter Consultants. In addition to comments by the Air and Water Quality Sections, we would also like the comments of the Groundwater Section. If you or your staff have questions, please call me at (919) 733-2801. Attachment cc: Bruce Nicholson Jack Butler P.O. Box 27687, Raleigh, North Carolina 27611-7687 Telephone 919-733-4996 FAX 919-71$-3605 An Equal Opportunity Affirmative Action Employer 5m'., recycled/ l 0% post-consumer paper State of North ~lino Department o(~ironment, Health and Natural Resources Division of Solid Waste Management James B. Hunt, Jr .. Governor Jonathan B. Howes. Secretary William L. Meyer, Director Ms. Beverly Hudson November 15, I 994 Superfund Branch, Waste Management Division US EPA Region IV 345 Courtland Street Atlanta, Georgia 30365 ,~--a a·· . ---1" ---dOi O O Fi iii BA DEHNR RE: North Carolina Division of Environmental Management (DEM) Comments on Intermediate Remedial Design Koppers Company, Inc. Site Morrisville, Wake County Dear Ms. Hudson: Attached are comments made by the DEM on the Intermediate Remedial Design. If you have any questions or comments, please call me at (919) 733-280. cc: Bruce Nicholson Jack Butler ~y DavidJ. Lown Environmental Engineer Superfund Section P.O. Box 27687, Raleigh. North Carolina 27611-7687 Telephone 919-733-4996 FAX 919-715-3605 An Equal Opportunity Affirmative Action Employer 50% recycled/ 10% post-consumer paper State of North Cnrolina Department of &iror,ment, Health and Nat~I Resources Division of Environmental Management James B. Hunt, Jr., Governor Jonathan B Howes, Secretary A Preston Howard, Jr., P.E., Director October 25, 1994 MEMORANDUM TO: David Lown Superfund Section ~ FROM: ~ Preston Howard~-/. . SUBJECT: Koppers Company Intermediate Remedial Wake County Project No. 94-47 Design The Division of Environmental Manage~ent has completed the review of the subject document and offers the following comments and recommendations. Air Quality Section Ambient air sampling for dioxin should be conducted at the site during excavation and treatment of the soil. Water Quality Section Water Quality has numerous concerns about this discharge and the limitations of monitoring dioxin to the water quality limit. Attached please find the staff report dated August 11, 1994. Groundwater Section The groundwater should be remediated to the standards set forth in 15A NCAC 2L.0200. If there are any questions, please advise. APHjr/sbp/SWM2. cc: Alan Klimek Steve Tedder Rale.igh Regional Office Central Files Groundwater Section Files P.O. Box 29535, flaleigh, North Carolina 27626-0535 Telephone 919-7.33-7015 FAX 'I 1 '1-715-0588 t ... n Equal Opportunity J\ffirrnotive Action Employer 50% recyclec!/ i [)o/,, post -con:;urT1e:r pciper T f Yes, sue No. --------• To: Permits and EngineflLE copy Water Quality Section fl Attention: Jeanette Brig_g_,;_ Date August il, 199-1 NPDES STAFF REPORT AND RECOMMENDATION County i-lake Permit No. NC0084366 PART I GENERAL INFORMATION 1. Facility and Address:Beazer East, Inc. Koppers Company Superfund Site 436 Seventh Avenue Pittsburgh, Pennsylvania 15219 2. Date of Investigation: August 10, 1994 3. Re9ort Prepared by:Babette McKemie, P.E. 4. Persons Contacted and Telephone Number: Robert Fisher, Beazer, 412-227-2955 5. Directions to Site:Hwy 54 to Morris~;ille, left on Koppers Rd., right on Church St. site on left 6. Discharge Point(s), List Outfall 001 (groundwater Latitude: 35°50°48". for all discharge points: remediation) Langi tude: 7 8°50' 18" Outfall 002 (Medlin Pond) Latitude: 35°50' 35" Longitude: 78°50' 19" Outfall 003 (Fire Pond) Latitude: 35°50'42" Langi tude: 7 8°50 · 2 o" Attach a USGS map extract and indicate treatment facility siLe and discharge point on map. U.S.G.S. Quad No. D23SE U.S.G.S. Quad Name Cary 7. Site size and expansion area consistent with application? _X __ Yes ___ No If No, explain: 8. Topography (relationship to flood plain included) :relatively flat, not in flood plain 9. Location of nearest dwelling:more than 400 feet 10. Receiving Cree}: to Crabtree a. Classificatio11:S NSW b. River Basir1 and S1.1bbasin ~ro. :OJ 04 02 c. Describe ceceivi11g stream features and perti.r1011t dow11strea1u tises:dry drainage ditcl1, differe11t locatio11s on the same ditch Eor all three outfalls PART II DESCRIPTION OF DISCHARGE AND TREATMENT WORKS 1. a. Volume of Wastewater to be pe·rmitted: Outfall 001 (Groundwater Treatment) .0144MGD(Ultimate Design Capacity) Outfall 002 (2A) . 15 MGD Outfall 003 ( 28) . 15 MGD b. What is the current permitted capacity of the 1.-Jcste Water Treatment facility?none c. Actual treatment capacity of the current (current design capacity)?N/A facility d. Date(s) and conscruction activities allowed by previous Authorization to Construct issued in the previous two years: N/A e. Please provide a description of existing or substantially constructed wastewater treatment facilities: none f. Please proviae a description of proposed wastewater treatment facilities:The groundwater remediation system will consist of one recovery well, a 1,500 gallon equalization tank, flow meter, two pumps,.dual bag filters, and dual carbon filters. The surface water remed·iation system will be a portable system. It will be used for one pond and then moved to the next one. It will be designed for 105 GPM, however design is not complete and will be submitted with A to C request. g. Possible toxic impacts to surface waters: Dioxin, Fur an h. Pretreatment Program (POTWs only): in development __ _ should be required ___ _ approved~--- not needed X 2. Residuals handling and utilization/disposal scheme: N/A 3. Treatment plant classification (attach completed rating sheet) :Class I If Yes, SOC No. ---------• • 4. SICCode(s): 2439 'daste\•.iater Cocie(s) of: c~ctuc.l 1..-laste•,va.te.r, not pa.ct.i_cula.c fac.i.lities i.e .. , non-contact cooling '.-i·ater d.ischc..rge from a metal plating company would be 14, 11ot 56. Primary 66~ Secondary _____ _ Main Treatment Unit Code: 002-0 PART III OTHER PERTINENT INFORMATION 1. Is this Funds or are facility being constructed with Construction Grant any public monies involved. (municipals only)?N/A 2. Special monitoring requests:toxicity, Dioxin, or limitations (including Furan and fish tissue toxicity) 3. Important SOC, JOC or Compliance Schedule dates: (Please indicate)none 4. Alternative Analysis Evaluation: Has the facility evaluated all of the non-discharge ootions available. Please provide regional perspective for each option evaluated. Discharge is the besc option for this facility S. Other Special Items: PART IV EVALUATION AND RECOMMENDATIONS The RRO has reviewed the a site visit. The project is an EPA order to remediate indicated. information submitt~d and conducted an EPA Superfund site and is under the site, although no dates were The remediation plan calls for the fire pond to be remediated first, followed by the Medlin Pond. The site visit revealed that this was not practical because the fire ·pond outfall will drain right to the Medlin Pond. The Medlin Pond should be remediated and filled prior to remediation of the fire pond. The drainage through the Medlin Pond will have to be recontoured and reinforced in order to then take the flow from the draining and remediation of the larger fire pond. Alternatively, the outfall and/ drainage way~ could be rerouted _so that the flow does not go through the Medlin Pond or through the newly backfilled area. The applicant needs to address these issues more thoroughly in the A to C application. The NPDES permit should be issued with three effluent pages, one for each outfall. Outfall 001 for the groundwater should be from the completion of the Fire Pond Remediation until expiration. Outfall 002 for the Medlin Pond should be from receipt of the A to C until completion of Medlin Pond Remediation. Outfall 003 for the Fire Pond should be from completion of the Medlin Pond Remediation until completion of the . . If Yes, soc No. _______ _ Fire Pond Remedlj_on. In this way, only le remediation project is underway at a time. It is estimated that the remediation of both ponds will only take e month. The monitoring should be identical for each system. The stream standard for Dioxin is .000014 ng/1. The concentrations for Dio:d.n in the various contaminated areas are on the order of .03 to 5.7 ng/1. Even if the treatment system is 99% effective, the effluent will be as much as 4000 time greater than the stream standard, The detection limit is 10 ng/1. 'l'he effluent could be far below the detection limit but as much as 7 million times over the stream standard for human health. This discharge is directly upstream of Lake Crabtree which is a recreational lake. The other compound reported is Furan which is closely related to Dioxin. The same discrepancy poses itself with Furans. This site is a superfund site under an EPA order to clean up. However, if treating to safe levels cannot be achieved, is discharging the solution? If this permit is issued, perhaps Dr. Ken Rudo with Epidemiology should also provide recommendations. In addition, fish tissue sampling should be required before and during discharge in order to track bioaccumulation. The RRO has reservations about t~e is uance of this permit. # -1,0 . ~ , j' -~.1/7,=e Water Quality Regional Supervisor Date J_ 1· (._ ,• I -..:.:.:.. H:\NC84366.SR I ,1[) Cv1 A) (ccC..(/ ~ /_!,_ l--_/:c--1...~~ I / l . State of North <iaolina Department of~ironment, Health and Natural Resources Division of Environmental Management James B. Hunt, Jr., Governor Jonathan B. Howes, Secretary A. Preston Howard, Jr., P.E., Director October 25, 1994 MEMORANDUM TO: David Lown Superfund Section ~ FROM: ~ Preston Howard~- SUBJECT: Koppers Company Intermediate Remedial Design Wake County Project No. 94-47 ~VA DEHNR NOV ,~ 1994 The Division of Environmental Management has completed the review of the subject document and offers the following comments and recommendations. Air Quality Section Ambient air sampling for dioxin should be conducted at the site during excavation and treatment of the soil. Water Quality Section Water Quality has numerous concerns about this discharge and the limitations of monitoring dioxin to the water quality limit. Attached please find the staff report dated August 11, 1994. Groundwater Section The groundwater should be remediated to the standards set forth in 15A NCAC 2L.0200. If there are any questions, please advise. APHjr/sbp/SWM2. cc: Alan Klimek Steve Tedder Raleigh Regional Office Central Files Groundwater Section Files P.O. Box 29536, Raleigh, North Carolina 27626-0535 Telephone 919-733-7015 FAX 919-715-0588 An Equal Opportunity Affirmative Action Employer 50% recycled/ 10% post-consumer paper . . -- SOC PRIORITY PROJECT: Yes __ No___LL If Yes, i No . To, '•=Hs and ,ng,ne1ltf copy Water Quality Section ~ Attention: Jeanette Briggs Date August 11, 1994 NPDES STAFF REPORT AND RECOMMENDATION County Wake Permit No. NC0084366 PART I GENERAL INFORMATION 1. Facility and Address:Beazer East, Inc. Koppers Company Superfund Site 436 Seventh Avenue Pittsburgh, Pennsylvania 15219 2. Date of Investigation: August 10, 1994 3. Report Prepared by:Babette McKemie, P.E. 4. Persons Contacted and Telephone Number: Robert Fisher, Beazer, 412-227-2955 5. Directions to Site:Hwy 54 to Morrisville, left on Koppers Rd., right on Church St. site on left 6 . Discharge Point(s), List Outfall 001 (groundwater Latitude: 35°50'48" Outfall 002 (Medlin Pond) for all discharge points: remediation) Langi tude: 7 8°50' 18" Latitude: 35°50'35" Longitude: 78°50'19" Outfall 003 (Fire Pond) Latitude: 35°50'42" Longitude:78°50'20" Attach a USGS map extract and indicate treatment facility site and discharge point on map. u.s.G.S. Quad No. D23SE u.s.G.S. Quad Name Cary 7. Site size and expansion area consistent with application? _X __ Yes ___ No If No, explain: 8. Topography (relationship to flood plain included):relatively flat, not in flood plain 9. Location of nearest dwelling:more than 400 feet ....,,__,,.,_ -·•-----•If Yes, SOC No. -------• • 10. Receiving stream or affected surface waters:U.T. to Crabtree Creek a. Classification:B NSW b. River Basin and Subbasin No.:03 04 02 c. Describe receiving stream features and pertinent downstream uses:dry drainage ditch, different locations on the same ditch for all three outfalls PART II DESCRIPTION OF DISCHARGE AND TREATMENT WORKS 1. a. Volume of Wastewater to be permitted:. Outfall 001 (Groundwater Treatment) .0144MGD(Ultimate Design Capacity) Outfall 002 (2A) .15 MGD Outfall 003 (2B) .15 MGD b. What is the current permitted capacity of the waste Water Treatment facility?none c. Actual treatment capacity of the current facility (current design capacity)?N/A d. Date(s) and construction activities allowed by previous Authorization to Construct issued in the previous two years: N/A e. Please provide a description of existing or substantially constructed wastewater treatment facilities: none f. Please provide a description of proposed wastewater treatment facilities:The groundwater remediation system will consist of one recovery well, a 1,500 gallon equalization tank, flow meter, two pumps, dual bag filters, and dual carbon filters. · The surface water remediation system will be a portable system. It will be used for one pond and then moved to the next one. It will be designed for 105 GPM, however design is not complete and will be submitted with A to C request. g. Possible toxic impacts to surface waters: Dioxin, Fur an h. Pretreatment Program ( POTWs only) : in development __ _ approved ___ _ should be required ---not needed X 2. Residuals handling and utilization/disposal scheme: N/A 3. Treatment plant classification (attach completed rating sheet) :Class I 4 • SOC PRIORITY PROJECT: yes __ No-----1,,/' If Yes, -No._______ • SIC Code ( s ) : 2 4 3 9 Wastewater Code(s) of actual wastewater, facilities i.e .. , non-contact cooling water metal plating company would be 14, not 56. Primary 66_ Secondary _____ _ Main Treatment Unit Code: 002-0 PART III OTHER PERTINENT INFORMATION not particular discharge from a 1. Is this facility being constructed with Construction Grant Funds or are any public monies involved. (municipals only)?N/A 2. Special monitoring or limitations (including toxicity) requests:toxicity, Dioxin, Furan and fish tissue 3. Important soc, JOC or Compliance Schedule dates: ( Please indicate)none 4. Alternative Analysis Evaluation: Has the facility evaluated all of the non-discharge options available. Please provide regional perspective for each option evaluated. Discharge is the best option for this facility 5. Other Special Items: PART IV EVALUATION AND RECOMMENDATIONS The RRO has reviewed the information submitted and conducted a site visit. The project is an EPA Superfund site and is under an EPA order to remediate the site, although no dates were indicated. The remediation plan calls for the rire pond to be remediated first, followed by the Medlin Pond. The site visit revealed that this was not practical because the fire pond outfall will drain right to the Medlin Pond. The Medlin Pond should be remediated and filled prior to remediation of the fire pond. The drainage through the Medlin Pond will have to be recontoured and reinforced in order to then take the flow from the draining and remediation of the larger fire pond. Alternatively, the outfall and/ drainage ways could be rerouted so that the flow does not go through the Medlin Pond or through the newly backfilled area. The applicant needs to address these issues more thoroughly in the A to C application. The NPDES permit should be issued with three effluent pages, one for each outfall. Outfall 001 for the groundwater should be from the completion of the Fire Pond Remediation until expiration. Outfall 002 for the Medlin Pond should be from receipt of the A to C until completion of Medlin Pond Remediation. Outfall 003 for the Fire Pond should be from completion of the Medlin Pond Remediation until completion of the ,,., • SOC PRIORITY PROJECT: If Yes, • No. Yes No / -d-• Fire Pond Remediation. In this way, only one remediation project is underway at a time. It is estimated that the remediation of both ponds will only take a , month. The monitoring should be identical for each system. The stream standard for Dioxin is .000014 ng/1. The concentrations for Dioxin in the various contaminated areas are on the order of .03 to 5.7 ng/1. Even if the treatment system is 99% effective, the effluent will be as much as 4000 time greater than the stream standard, The detection limit is 10 ng/1. The effluent could be far below the detection limit but as much as 7 million times over the stream standard for human health. This discharge is directly upstream of Lake Crabtree which is a recreational lake. The other compound reported is Furan which is closely related to Dioxin. The same discrepancy poses itself with Furans. This site is a superfund site under an EPA order to clean up. However, if treating to safe· levels cannot be achieved, is discharging the solution? If this permit is issued, perhaps Dr. Ken Rudo with Epidemiology should also provide recommendations. In addition, fish tissue sampling should be required before and during discharge in order to track bioaccumulation. The RRO has reservations about the is of this permit. 4 Water Quality Regional Supervisor H:\NC84366.SR ' ... ,. •a't, ~ <'' P"o "i, .:<>0 ~,:::;,==~-~-~li.a .. -Q .,_l' 'D • lr, • '• ' ,i°'t· JIil, q . - p.;<>_'O°c,4, 0 o0 o ,• a. •Oo, o0"'~ 0 ' ' 0 \ 0 ;_o'"~ 0 9 ,·,1. ,· 0 ~: _"9.,g"' ~ ,""<>, " ' -; o o a .£' s O.. ,&, P' ..;,A~ .. ~ 'Of~ t, o o::·. 'b j,', -:"' . . -... ,, 11_,,~-, ~ ~"a .~-,;~-., o , ·g ~--·,.,, ·,t Q ~t~· ~ r' & °'b'\O II ,, ~ ,;f II• • ~ " ,0 O' G . WE ARE MOVING .... RECEl\!ED AUG 3 0 1994 suPERFUND SECTION As of September 1, 1994, Cummings/Riter Consultants' eastern regional office will be relocating to the following address: Oxford Building, Suite 20:? University Office Plaza Newark, Delaware 19702 Phone: (302) 731-9668 Fax: (302) 731-9609 Please make a note of our new address. WE ARE ALSO PLEASED TO ANNOUNCE ... The following individuals have recently joined our firm: o Craig Marker, P.E. -Senior Project Engineer o Judy Johnson -Administrative Assistant o Dan Cusick -Geologist 0 Chris Tiani -Administrative Assistant Craig and Judy will be working in our Newark office and Dan and Chris will be working in our Pittsburgh office. These individuals will enable Cummings/Riter to better serve our clients and provide additional depth to our overall capabilities. Beazer. BEAZER EAST, INC., 436 SEVENTH AVENUE. PITTSBURGH. P:\ 15219 USA January 31, 1994 VIA: OVERNIGHT DELIVERY Ms. Beverly Hudson Remedial Project Manager U.S. EPA Region IV NC North Superfund Remedial Branch Waste Management Division 345 Courtland Street, NE Atlanta, GA 30365 Re: Submittal of Habitat Mitigation Preliminary Remedial Design Koppers Superfund Site Morrisville, NC Dear Beverly: Reference No. 179286-00 RECEIVED FEB O 11994 SUPERFUND SECTION In accordance with the Unilateral Order dated April 21, 1993 between U.S. EPA and Beazer East, Inc., enclosed please find five (5) copies (one unbound) of the report entitled "Remedial Design, Habitat Mitigation Plan, Former Koppers Superfund Site, Morrisville, North Carolina, Preliminary Report, January 1994," prepared by Chester Environmental, Inc. By copy of this letter, two (2) copies of the report are being sent under separate cover to the State of North Carolina. Based on your discussions with Beazer last week, it was agreed that this report can be sent to you via overnight delivery today. The report presents the preliminary design of habitats for a site known as the Seagondollar property. The selection of this property for the mitigation resulted from discussions with the local representative of the Wake County Soil Conservation Service who had been working with Mr. Seagondollar to create a pond on his property. In addition, a site reconnaissance of four properties including the Seagondollar site was conducted by my consultants in November. At your recommendation, we met with Tom Augspurger, U.S. Fish and Wildlife Service, Raleigh Field Office, to discuss the approach to be used for the Habitat Mitigation. The result of the discussion and site visits was the selection of the Seagondollar property for the development of the preliminary design for the Habitat Mitigation. We look forward to your review and U.S. EPA' s concurrence of the suitability of the property for implementation of the Habitat Mitigation. Please direct your review Ms. Beverly Hudson{D Submittal of Habitat Mitigation • comments to me. If you have any questions regarding this submittal, please do not hesitate to call me at (412) 227-2684. Sincerely, ~ XJ;.:?4 ~ Shannon K. Craig Program Manager JCM/BB/DCC#R0601LET Enclosures cc: Mr. Bruce Nicholson -North Carolina Superfund (two copies) Mt. Jim Cook -Beazer East, Inc. Ms. Cindy Zuch -Beazer East, Inc. Mr. John Mitsak -Chester Environmental Mr. Tom Augspurger, USF&W (letter only) . _:y:f~1 . ··-,• . .. ·' ~ -;;--:-. - ' •, 4 ~ ., ( ~-·,•- ... ~:,2· •·:: ·. >: '·-,,. UMMINGS '/TER CONSULTANTS, INC. Ms. Beverly Hudson Remedial Project Manager North Superfund Remedial Branch Waste Management Division USEP A Region IV January 28, I 994 Project No. 93-145 RECEIVED JAN 3 1 1994 345 Courtland Street, NE Atlanta, GA 30365 SUPERFUND SECTION RE: TRANSMITTAL OF PRELIMINARY DESIGN REPORT SOIL, GROUNDWATER AND SURF ACE WATER REMEDIATION KOPPERS COMPANY, INC. SUPERFUND SITE MORRISVILLE, NORTH CAROLINA Dear Ms. Hudson: On behalf of Beazer East, Inc., Cummings/Riter Consultants, Inc. is pleased to submit for your review the Preliminary design Report for the soil, groundwater and surface water remediation at the Koppers Company, Inc. Superfund Site. Enclosed are five copies of the report and one full-size set of preliminary construction drawings, per your instructions. Two copies of this report were sent directly to Mr. Bruce Nicholson at the State of North Carolina. The Preliminary Design Report for habitat mitigation is being submitted under separate cover. Respectfully submitted, Cu iter Consulta s, Inc. William C. Smith FOR. Project Manager WCS/dmw Enclosures pc: Mr. Bruce Nicholson -NCDEHNR Mr. James Cook -Beazer East, Inc. Bellevue Building, Suite 106 • University Office Plaza • Newark, DE 19702 (302) 731-9668 • FAX (302) 731-9609 1257/projects ,. • • October 21, 1993 MEMORANDUM TO: FROM: File Randy McElveen Environmental Engineer NC Superfund Section RE: Koppers Company Inc. NPL Site Morrisville, Wake County, N.C. Overview of Pre-remedial Design Field Work Overview of pre-remedial design field work was performed at the Koppers Company, Inc. NPL Site on 19 through 21 October, 1993 by the NC Superfund Section. 2 shallow and 1 deep well had been drilled and cased with the air rotary drill rig late last week and during the week end. The shallow well installed to a depth of 65 feet in the area behind Crowders construction property has remained dry for several days and a conference call with EPA was scheduled for 4:00 o'clock wednesday afternoon to discuss whether installing an additional shallow well is justified. While drilling a second deep well the engine of the rig broke down. The next day and a half, for the drill crew, was spent moving the broke down rig to the road for towing and waiting on a replacement rig. Drilling of the second deep well with the replacement rig began late wednesday afternoon. The Black and Veatch oversight person,· Mary McClain, was replaced by Ed Meyer. Sampling of some 55 gallon drum debris was performed Tuesday. 55 gallon drums and surrounding soils were excavated during construction of the gravel roadway and are being stored in roll-off containers on-site until a disposal location is determined. A chain-link fence is being constructed around the fire pond and adjacent contaminated former lagoon, cellon and sandfilter areas in order to restrict access. On Tuesday authorization was received by EPA to proceed with the groundwater sampling of the existing monitoring wells located on the adjacent Unit Structures property. Sampling of the wells located on Unit Structures property is scheduled to begin on Monday 10-25-93 and should take approximately 2 weeks to complete. Gordon Otool with Chester Environmental is in charge of this work and Laura Morrison with Black and Veatch will provide EPA oversight. The deep well was completed 93 and the 8 11 casing was set to below ground surface. The total 170 feet below ground surface. as planed wednesday evening 10-20- a depth of approximately 120 feet depth of the well is approximately Well screen and casing was not .. Ms. Hudson 10-21-93 Page 2 • • installed in the deep well. Therefore approximately 50 feet of very dense to extremely dense siltstone is open below the bottom of the 8" casing. Concrete pads and locking protector covers were being installed around all 3 wells in this area. I arrived on site at 1:30 Pm 10-21-93. The installation of 1 additional shallow well in the area of the shallow ( 65') well located behind the Crowders Construction Co. property was authorized by EPA as noted above. Set-up and air rotary drilling of the additional shallow well began around 2:30 Pm 10-21-93 and was completed around 5:00 Pm. The primary soil and rock type noted and sampled by Chester Env. while drilling the well was maroon weathered to unweathered siltstone and siltstone conglomerate. The Koppers site is located in the Triassic basin formation. Siltstone and siltstone conglomerate is typical of this area. Stainless well screen and casing was installed and the well constructed to the surface. A concrete pad was being constructed around the well and a locking protector cover was being installed. Photographs of the work being performed during these overview field trips will be included in this State Superfund file. • October 15, 1993 MEMORANDUM TO: FROM: RE: File Randy McElveen Environmental Engineer NC Superfund Section Koppers Company Inc. NPL site Morrisville, Wake County, N.C. Overview of Pre-remedial Design Field Work Pre-remedial design field work was performed at the Koppers Company, Inc. NPL Site on 12 & 13 October, 1993 by the NC Superfund Section. The drillers were setting-up to perform soil sampling in the former lagoon and cellon process and sandfilter area located just northwest of the fire pond. Charlie Wingered and Jeff Root, Chester Environmental, were setting-up to perform monitoring, sampling, soil classification and logging of the samples. Layne Environmental services was performing the drilling at the site. Layne personnel consisted of a driller and 3 support personnel to perform decontamination of the drilling and sampling equipment. The drill crew is using a Mobil B-52 drill rig and hollow stem augers. An air rotary drill rig will arrive later this week to install additional shallow and deep aquifer wells to the east of the site. Mary McClain, Black and Veatch Company, was performing EPA oversight of the drilling activities. A Beazer employee was on-site setting-up the contractor to establish perimeter fencing for the fire pond and adjacent contamination areas. Profiling of the fire pond was also underway at this time. A raft was being used to perform this work. Tom Hilton and Tony, Chester Environmental, were in charge of surveying and profiling the ponds. 2 surveyors, Thom Avery and Jonathan Murphy with Murphy Hobson Sacks were assisting Tom and Tony in establishing the grid and sounding of the ponds. According to Mr. Avery they had been surveying the ponds and well locations over the past 2 weeks prior to Chester Env. arriving on-site. On Tuesday the Chester Environmental personnel were not monitoring the ambient air for drilling and sampling procedures. This was brought to the attention of the B & V oversight person. The following day air monitoring of the soil samples was being performed with an HNu meter. On Wednesday surface water and sediment sampling was authorized by EPA and the work was started in the afternoon. Mr. John Metsak with Chester Environmental and Cynthia Zuch with Beazer Inc. were on-site also overviewing the work. Photographs of the work being performed during these overview field trips will be included in this State Superfund file. • • State of North Carolina Department of Environnient, Health, and Natural Resources 512 North Salisbury Street• Raleigh, North.Carolina 27604 James B. Hunt, Jr., Governor Division of Solid Waste Management · Telephone 919 -733-.2801 October 1, 1993· MEMORANDUM TO: FROM: RE: File Randy McElveen Environmental Engineer NC Superfund Section Koppers Company NPL Site -Jonathan B. Howes, Secreta1y Soil Delineation, Preliminary Remedial Design Field Work In a telephone conversation with Beverly Hudson, EPA RPM for the subject Site, it was determined that Chester Environmental will be mobilizing to the Koppers Site on October li, 1993 as noted in the letter from Chester Environmental to Beverly Hudson dated September 17, 1993. Beverly stated _that a detailed schedule of events would be faxed to the NC Superfund. Basically she stated that Chester would mobilize: -Monday October 11, 1993 -Establish a decon. area and verify site bench'mark data on Tuesday -Establish soil sampling grid Perform soil sampling with drill rigs -Install additional groundwater monitoring wells and groundwater sampling during the last 2 weeks on site. The work is scheduled to be performed during a 3 to 4 week period using 2 drill rigs. cc: Jack Butler, NC Superfund Bruce Nicholson, NC Superfund PO !~ox 27687, Raleigh, North Carolina 27611-7687 ·1t:lephorn: 919-733-4984 f:.1x # 919-733-0513 An Equ.11 Opportunity Affirrnativc Action En1ploycr ., Lf{j]DtfJ{;:!j@[]~' [}JLfJ[J]~ Htl;fttVt.U OCT O G 1~::U SUPERFUN~SECHON CASE NARRATIVE Analysis of Samples for the Presence of 2,3,7,8-Tetrachlo;-inated Dibenzo-p-Dioxin by High-Resolution Gas Chrom:,tography / High-Resolution Mass Spectrometry Date: Client ID : P.O. Number : TLI Project Number METHOD 1613A (10/90) October 01, 1993 (REVISED OCTOBER 2,1993) PRC ENVIRONMENTAL MANAGEMENT. INC. 25378 Rev. 09/02/93 Triangle Laboratories of RTP, Inc. 801 Capitola Drive P.O. Box 13485 Durham, NC 27713 Research Triangle Park, NC 27709 919-544-5729 Fax# 919-544-5491 ,•. Triangle Laboratorie.RTP, Inc. Case Narrative ~ Overview October 01, 1993 25378 Two water samples were received (in duplicate) from PRC ENVIRONMENTAL MANAGEMENT, INC. in good condition September 29, 1993 and stored in a refrigera- tor at 4°C. The samples were extracted and analyzed according to procedures described in EPA Method 1613A (October 1990) and in the Triangle Labs User's Manual. Any par- ticular difficulties encountered during the sample handling by Triangle Labs will be discussed in the QC Remarks section below. Quality Control Samples A laboratory method blank and an ongoing precision and recovery (OPR) sample are in- cluded with each batch of samples. • oc Remarks This analytical data has been released after being subjected to a series of inspections. General deviations from acceptable QC requirements are identified below. Comments on the effect of these deviations upon the validity and reliability of the results can be ob- tained from TL!' s Data User's Manual. Specific QC issues associated with this particular project are: Sample Receipt: None Sample Preparatio11 Laboratory: This project shares a common blank and OPR with TL! project# 25206. Mass Spectrometry: None Data Review: All samples of this project present a quantitative interference which co- elutes with the labeled recovery standard. For the OPR, TL! blank and sample 047-1126- 001 the interference will only affect reported percent recoveries for labeled standards and analyte quantitation should be unaffected. For sample 04771126-00lFB the interference elutes with both the recovery and the internal standards. As a result, reported detection limits, minimum levels and percent recoveries are compromised to some de~ree. Data for this analysis should not be considered to be reliable. The results for the initial analysis of sample 047-1126-00IFB were released at the request of the Client Services Manager, Valerie Evans. However, the sample was processed through additional fractionation in an attempt to remove or lessen the affect of the quantitative interference. The reanalysis (after the additional fractionation) had no quantitative interferences. The results from the reanalysis should be considered reliable and should be used instead of the previously . reported results. Ge11eral Comme11ts: No 2,3,7,8-TCDD was detected in the TL! Blank above the target detection level. 2 Triangle Laboratoriea{-RTP, Inc. Case Narrative •; October 01, 1993 25378 The detection limits in some samples may be above the Target Detection Limit due to Method 1613A reporting format which requires that GC peaks which do not meet QC cri- teria for ion-abundance ratio be reported in the detection limit By our interpretation, the analytical data in this project is valid based on the guidelines of EPA Method 1613A and Triangle Laboratories' Method 1613 Data User Manual. Any specific QC concerns or problems have been discussed in the QC REMARKS section with emphasis on their affect on the data. Should PRC ENVIRONMENTAL MAN- AGEMENT, INC. have any questions or comments regarding this data package, please feel free to contact Valerie Evans, Water Quality Client Services Manager, at (919) 544- 8353. For Triangle Laboratories of RTP, Inc., Data Prepared & Reviewed by: Stuart JefferysNijay Chhabra Report Preparation Chemist 3 Quality Control Performed by: -' Report Preparation Chemist Data File Sample ID Units .ANGLE LABORATORIES OF RTP, IN.j Sample Result Summary for Project 25378 1613A TCDD Analysis (DB-5) T934663 OPR AQUEOUS PG/L T934664 T934665 TLI AQUEOUS ELA 047-1126-00lFB NK PG/L PG/L Page 1 10/02/93 -=====================------------------==================-----=====================- Analytes 2378-TCDD 164 < 5.0 Other Standards Percent Recovery Summary (% Rec) 37Cl-TCDD 79.4 81.5 Internal Standards Percent Recovery Summary (% Rec) 13C12-2378-TCDD 82.9 66.0 < 5.0 82.1 73.9 ---==========-====-------------------------==--==-=====--------==========------------ (Concentration of GC peaks out of theoretical isotopic abundance ratio range expressed as a detection limit). Minimum levels are reported for non-detected GC peaks. •••••=INTERFERENCE Triangle Laboratories of RTP, Inc. 801 Capitola Drive• Durham, North Carolina 27713 Phone: (919) 544-5729 • Fax: (919) 544-5491 Printed: 11 :54 10/02/93 C! ... -. l o· ··;1u / :') ll ; ::11 -~iJ l l tL1 :J'Jr,.1:.1 .I ,·i :: :·_1J'.: . ;Ill..,..· Cit1 , · :.: :=J.1\,T.J':::-=11 -, •. 1 !ll . :'. I! I Vi:•_1·:1 ii.1 ·_!:·_ii·.P.,i!,:.:_::: __ 1:_;~: 1.(; ~C• : ·:w I! ~-'. '; .. '. -!1:i,',I\,.· i:t/1.·.: I : J l,}-_:11 :";: ! ·-:_,\ "!-:-',):,< ~ t 1,h_i i-!U f ; :1Uti .! · -~~OJne·J~ .:(i~L~W :.,•:~ ·t '?"f nu:-i: ·_:l.: ·; l "HY: ];J ~ ·1,_~w:7·~ ·11u_/bu) I_ ] IU ; ;""", 11 1 1-1 i ~jl,:: ,'.1 l i•! u ~) ii : ~ :,'.'.}i n1.-: l .) 3 r· :),~,-J iJJ!~O:., 1 TRIANGLE IABORATORIES OF RTP, INC. Rev. AH • 9/93 DOCUMENT CONTROL \ - 'il CIIAIN OF CUSTODY SAMPLER'S SIGNATURE; =·J co, NAM.Iii.I CONTACT N"MG:1 NO,OF ANALY9 I B WANTEO AODAE9Bf PROJECT NAME/)t\ CON- PON I TAI NEAS r \ \ ---- PHONE " : ,___,, AEMf'f'lK~ - 9TA NO, DATE TIME COMP GRAB SAMPLE I, 0, H I 1·.2 ~ - 1-:Zf-f --- 'f.-___ p~,1-q- OL/7 -112c-.ci.ec)' -oe,J_ .2_ J 1-Z !-1~ 'I. o</7-1/Z 6' -oo_L r.C, z_ • - j ~QUlo/~1 SIC.N, □ATE /TI ME AE:CEIVEO SY I B 11GN, RELINQUISHED BYIBIGN, DATE .,,, TI MEi RECEIVE □ BY1 9 I ~ ,.. ,V/,;,""-----/u -4. _;;;;I-1-21-15 ' / RELINQUISHED SY1 9 I GN, DATE /TIME RECEIVE BY: 9 I GN, RELINQUISHED BY1SIGN, DATE /TIME RECEIVED BY1 BI C.NJ RECEIVED FOR LABORATORY BYISIGNATUAE OATE/Tl"'1E SEND SAMPLES T01 TR I t='\NGLE LABORATORIES OF ATP, I NC, ] t5 /£_ I 7hC-;,.t~c::h 901 CAPITOLA DRIVE --~ -i L v .. ·, □UAHf'M. NORTH CAROLINA 27713 FT2/COC I :,✓21/92 . . PAGEIO'l -------------------------------------------------------------------:·t----------~---------+------------------------------------+------+ Custody Seal ?resent/Intact ! Tl! Project Nu~ber : 25378 Book ' Chain of Custody Present +------. ---... ---. --+------------------------------------+ Sa~ple Tags Present ' Clfent: )RC01 ,. ·: PRC ENV!RONHESTAL HANAGEHENT, INC. : 71 sa~ple Tag Numbers : listed . :·.-.. :-: .. · ~------.,::, .. -· · ----+-.-----------------------------------+------+ ____ '.~~-:~'.~=------------~-~~=:~: ______________ . ___ _ ___ _ , _ .·.;_Date _ Rece-ived • .. __ ;_~:(~:'.:: __ l-~~~-~~ ] Ice Chest Ice Te~p 10.0 F : Carrier and iumber : FRANK BRYANT I ' --------------------------------------+-----------+-----------+--. --------+-----------+---.. ------+-----------+-----------+-----------+ Tl! Number Hatrix : To LAB : To STORAGE: lo LAB . : lo STORAGE: lo LAB : To STORAGE: To LAB : To STORAGE: . Client ID Location : Oate/lnit : Oate/Init: Date/Init ; Oate/lnit : Oate/Init : Date/lnit : Oate/lnit : Oate/Init : : --· .. ----. -----------------------------+-----------+-----------+-----------+-----------+-----------+-----------+-----------+-----------+ '7141A" 'l'A"'ER' t I I l ! I 1 I ' --~ ; ,, 04i -1126-001 'I ;1l;rJJ~71_~Jj:J-1H..2_; ___________ ; ______ ~ ____ ; ___________ ; __________ ,; ___________ ; ___________ ; -----------------------------=~~: =~, ~ _ ; ___ Tu_t ~l-~-__ S1s_; ___________ ; ___________ ; ____ . ______ ; ___________ ; ___________ ; ___________ : 7i-l-lB •11::, I I ' l t I I I I I I n '-" I I . I • I I I I I 1 _____________ :~~~::::~::: ____ =~~:::'.'._: ___ ~~ -:. -l--. -/------;---~~------!-----------:-----------!-----. ----\---------_!-----------1 71-~-2A WATER: I I ! I I I I 1 ' 047-1126-00lFB COOLERJ2 ~----------~---i-------~-----------;-----------~-----------~-----------~-----------~-----------: ·-,i-4-18-----------------------~!TER-;----_-----;----------;-----------:-----------~-----------;-----------;----------;-----------;. ' 047-1125-00iFB COOLER'l ;---,!--~::--;--[;------;-----------;-----------;-~---------;-----------;-----------;~----------: 1'1•3/;;-·1y 1 I 1\ I I I ! ·-----~-------------------------·----+-----------+-----------+-----------+-----------+--;---------+-----------+-----------+-----------+ .. I I I I I I \ I t I I I \ I ! +---· -·· --. ---+-----------+-----------+-----------+-----------+-----------: -----------+-----------+ I I ··.! ' ' ' ~------------------------------. -----+-----------+-----------+-----------:-----------+-----------+-----------+-----------+-----------+ I / l ! ! I I .,.;-_! .· I I I I I I I I +-----------+-----------+-----------+-----------+--· --------+-----------+-----------+-----------+ I -1 · ' ' ' ·-------------------------------------+-----------+-----------+-----------:-----------+-----------+-----------+-----------•-----------• ' ' +-----------+-----------+-----------+------------+-----------+-----------+-----------+-----------+ ' ' I I I I I I I I --------------------------------------+-----------+-----------+-----------+-----------+-----------+-----------:-----------+-----------+ ' ' ' ' +-----------+-----------+-----------+-----------+------· ____ , ________ . --+-----------+-----------+ ' ' --------------------------------------+-----------+-----------+-----------+----------,+-----------+-----------•-----------+-----------t ' ·, I ! I I +-----------+-----------+-----------+---------· -+-----------+-----------•-----------:-----------· ' I --------------------------------------+-----------+-----------+-----------+-----------+-----------+-----------+-----------.-----------· ' ·, l I •• t +-----------+-----------+-----------+-----------+-----------+-----------•-----------+-----------+ ' ' --------------------------------------+ ·----------+-----------+-----------+-----------+-----------+-----------+-----------+-----------: Receiving Re~arks: ' -----------------------------------------------·----------------------------------------•--------------------------------: ~.~:r,1-...-e P.er1an.s: . : TRIANGLE LABORATORIES OF RTP, INC. HIGH RESOLUTION SAMPLE TRACKING AND PROJECT MANAGEMENT FORM -------------------------ADMINISTRATIVE TLI PROJ.: 25378 SAMPLES: 2 PROD CODE: D28401 TYPE ... : C INFORMATION------------------------- TURNAROUND.: 2 DAY(S) HOLD TIME .. : 0 DAY(S) METHOD ... : 1613A:2378-TCDD ONLY AQUEOUS DRINKING H20 MATRIX ... : DETECT LM: 5 PG/L RPT REQ .... : RPT FORMAT.: Report Option II 1613A CLIENT ....... : PRC ENVIRONMENTAL MANAGEMENT, INC. {PRCOl) P.O. NO ...... : CONTACT ...... : CLIENT PROJ .. : COLLECT DATE. : ERIC HESS NA SeeCOC PHONE ... : 913-281-2277 PROD. MGR .. : Valerie Evans ORIGINATOR.: DHW -----------------------------PROJECT TIMETABLE------------------------------ UNIT IN DATE ACTUAL OUT DATE ACTUAL RECIEVING 09/29/93 WET LAB 09/29/93 HRMS LAB 09/30/93 HR RPT PR 09/30/93 SHIPPING 09/30/93 09/29/93 09/30/93 09/30/93 09/30/93 ~ 10/1/C,::, '/[:J.'i/'/-0, ' ' ----------------QUALITY ASSURANCE / QUALITY CONTROL SAMPLES----------------- TLI BLANKS ... : 1 OPR Count .... : 1 SPIKE FILE ... : SP161F2S DUPLICATES ... : 0 MATRIX SPIKES: 0 MS DUPLICATES: 0 WS: MS: RS: CONC VOL 0.100 0.010 100.0 NG/UL NG/uL PG/uL 20 UL 20 UL 20 UL -------------------SPECIAL INSTRUCTIONS/ QA REQUIREMENTS------------------- JOINT PROJECT {LOW RES) ... : JOINT PROJECT (INORGANICS): PRESPIKE STANDARD: NA PREP PROJECT .............. : PRESPIKE AMOUNT .. : 0.0 WET LAB .... : Low Level EXTRACTION EXPIRATION DATE.: I I I I TEF ........ : CONFIRM NO % MOIST NO ANALYSIS EXPIRATION DATE ... : PCT ORIG EXTRACT TO GC/MS .. : ANALYTE CONCENTRATION UNITS: I C,Ll 1/o PG/L % LIPID NO % SOLID YES DRY-WT NO I-FILES NO ICAL CCAL NO NO SPECIAL INSTRUCTIONS: \_;-j 12...-\-lo._.L:, SOP 1) Sf' d 3 S SIGNATURE: ~) DATE: (PMGTH0893) houR /)9 • • Date 01.9..'1/q, 1('2,,J/4'1 1/7,/J/t/3 10IJ1.,__ I ' 10/,/0:') I \QI I /93, ' I I TRIANGLE LABORATORIES RTP, INC. [PSTMF 2] PROJECT COMMUNICATION TRACKING FORM TLI Project Number: ldS-3 rrl ,· Use this form to record all exchanges of information between production units as we 11 as personnel handling this project. Decisions, corrective actions and recommendations must also appear on this tracking document. Name Comment I Decision I Resolution I Action I Obseservation Qs, ~' ni+ 1-Q_e>,,,oc-v ~~-( i...,_; :J. L ~) I -;r· I :i 'S;;, I) l() r~tc-~___., oZ, )liy I -y,,,i;;,,_L. ,-,, ),_ '7 j,_a.. ,::.&, II ~ -. ~ A J!JJ0.· II 10,Prn ,/4e)v"! -. /),,) f .. :ii, J -t-C, d,,,,,,.~v-,,,,.l,A ,,,,·-~ l.,_"' u I -.J IL.,,,::.J!.- ;, tA~ 1ci.z -"'"'·"( () v..&..J, -, rJ/ . J i . c--e.-ul. / V / I C:::.. t; a~.n 12, . .,./ r':) 7 --/;; I ---:.;. __,,.,-~ /1/ . . .,ti,.;{ l~-v,.....l.,-~ ·-. ,t."'v' ,--a ,,.,,~..,,.. '" , , I <..,--~i. • ; /'<h.f,s/ ",+.-. I /,1,,.1,I-,;} -. ' /h-(J-V ...... ~ .},Git /l-'1 't.1_ V 17 I j' ( o'/-1 -uzb -cq i::~ \/ ((t,•,·e+ ,/ hrv N 'k~t MS Ol( Cl<le ';,( Lurfcc.l:..( '/iu.:C, ' -- A-sAP tJf.;."'f?-1 !l ~-t\:--,..,, 1-1~ 0,.---/ -_, --.A--QLl, . 112L,-,):11 -I , ' I ; /'\,,n ()I, )_ A 0 , D,-, I • _.t.,,( -(2_p -!, + r;Pif' -. I' I /) 6, -P,l..-r)c1-, -I I ') I. · 001 F/3 _g_ -0 .,.---..../ ., I .• ( (2_, ' 'I J~ -(,I '' T A --~ = ., . -·---... u () 1J ,'tu""'-"-Pl.<'-"'-"--:J.--,..._._.,? O'-/ -llL\... ~CH.:_;!f'8 ,k.~-,,-j. c-\.a..{r~. c~ l'\"-.CI LJ ··:;kl_ o.fl,, ~c\ le,~ C' -.; ,__ Oc. A.,:,-C.-, cl,o..~J__ ·-, l·\..,U·. t (. ,\__ \.,u_,_ LU l) . I cl{.., I\_,'-<.-, Jo (,\ -. Cc...v.i-L l)n...\.... ... <,._,~...;;_.. 7'h.'-""'-C"-'--'ll.L -'-4-\.-" ,._t 1,,1.• • t ( '-- LI,_ ~ SL\C..V ,;,...._ I (G':, r ,\.G .'-,\J--..,·' 1 r .l( CL\.--l-,, In<-< k, Cv..~-"._.<ll_ ~ I\., C'_C_> ~ ~, ~ "'--,_;, I " -c,&.11.-t,-,J. c~.c._,.__, .... L .• :;, / n.s.' ...... Ct---L1. .. \,L-\f4.:.,_; ' LLQJ la. \slv .v CC., r,l "- ' I 'A.)J.;\ 1.."-\...., ,,lt«-•J.(_ A-o\e. \.2.I ... 'h c0 alct..0. ()C't,>,''-C\.<, ~t:., ~v c....,'--1..._u_l;~- ~'{ .. ..\ c~~''"'°'J, ·c. .. \it.........__ , __ .., 112.i.:•,\...i-1,~c\ ~ I ~ Rev 105 1/21/91 I • • ii II I! !I ii ii II !I II I TRIANGLE LABORATORIES RTP, INC. I [PSTMF 4] SAMPLE COMPLIANCE AND EXTRACTION, CLEANUP TRACKING FORM TLI PROJECT No.: II P~c CHROMATOGRAPHIC CLEANUP Wet Spike· Lab before No. fxtr. · y:_ Extr. Spike after 1..xtr. ~.,.M' f,1 SP---lt1.S Acid Large Escal-AG4 Flor-Piggy Base Acid ated 6 gm isil Back Biosil I \. i ' I '-i' L I II fl Ii II :1 II II -, Carbon Transfer · Column ,I < ~ ..._ 1 /:J1 I ,7-~ ' ;< ... ,J '""' _,,,· BEL 'p':) Pl~se enter date and initials. Initial indicates SOP's was followed. ~*beside initials indicates deviation from SOP's documented on Project Communication Tracking Form. Comments REV 104 5/23/9l_J • • /c:;/1('"1 l l QS I Percent Moisture PRO,JECT: TRIANGLE LABORATORIES OF RTP. INC. Init.i.al1: :--------------------------------------------------------------------------------------------------------------------------------~ ·s-1111ole~ TLI I Wt \/1al t Wet I Emotv Vi,:d I t..,.b"'11al ~ Orv '3amole 1 ~ Mn1stur~ : , ::,Gild 1 1 ~ crrll s:iMPLE ID I r.ut~T : So1mole : Wei ant 1 ~ ... 3o-q31 2 1 ) : 1 1 ~✓j_S"::i. (:j (o (9; -------------------------------------- '.000 '. OPR WATER OPR HPLC WATER : ;~~;---;-;;;-;;~;;----~i-si-;c:;-~--------------------------------------------------------------------------------, TL I WATER 8LANK '. +--------------------------:-----------------------------------------------------------------------------------------------------+ '002 '. )!+!A ~ lS:loiv j-n, o<I-( : : '. ' ' ' ' , , ,i,1-1w-001 ':J.5,0::,SCj :15,o').1.J.' /'!>.Ofi{'j ' : : : ------------------------------------------------------------------------------L._________________________________ ------- '00.J '. 71+2A ; ______ '. __________________ ~'. '.::: :~: '.'. :~". _ '. :7:~~'. ::!.~'_( ~-_ '. !~:-~!".?_~:Ji: 2 ~ 3.~-__________ '. ___________ : ________ ----_: ------_ --; ·--·········--------------------------·····················--------------------···················------·······-·--·--···········+ ----------·---·---·-------------------------·-·············--·--···-····-t .--------------------------------------------------------------------------------------------------------------------------------+ ··-···-···············--····--·-···························-········--···--·····-···-········-·····-·-·····--··-····-' ······-··········-····-·-····-···-·····--···············---···········--·-·························-·······--·-·····-··-·-·-····-~ -·······--··············-···-------··~ • • ------:--------------------·-·-------+-------·-:---·--··-+-··--··•-:••-·---------+-----·-------:-------------+-----------·-+---·----; ·------+---·--·-------·-·---··--------+---------:---------+---------t-------·-----+---··--·--·-·•------·-·-·--•·-··--··---·-'.·--·--·-+ ··--··-~-------·--···········--······-+·········+---·-··-·+--·-·····•----····-!···•·············+·-··-··-·-·•-;-... --.......•....... _t ----··:••--·--···-·········---······-+-··--·-·-•···---·--+-···--···+······---···-+-··--··--·---•--··--·-···-·+---------·-•-:--•-··--+ Gross wei9ht of samnle container t 5amole before/~fter alinuot removal Indicate below the TLI Identification Numher 1 of the S.:imnle Fortification Sol_1.1J.!ons: IISF·AIS:_ ci,:l:,_-103 ··1 C. :?_·.-:, t 1--e ,7;:i-:;;7:-,-T--c.-1 "'.i 1, ... ../1 1_~80RATORY ID: LOW lni t.i,l/D,te 1 LOT ~ !Solvents!: for en.racr.ion: lNITIALS OF 80TH THE SPIKER AND OBSERVER MUST BE ENTERED. ············································································································REV 07/1q/9! IPSTMF ll··t • • C.M;[ l :)F 1 ·····················-··············································································································· TRIANGLE LABORATORIES OF RT•. INC. Me!hod: _Jb.L!..}__ A°'lvsis: _? 319 ,e-c-,o HR GCIHRMS ANALYSIS Re1Juired Detection Limit.: _______ _ +···················+ I PROJECT: 25378 ············-··-·-················---····················-·············-·······-·--·--·-····-·-···-·------·--·-···-·······----. ' SAMPLE INFORMAT!ON RS i" J • ISTCOLIJMN 2t!OCOLIIMN ., CONC.Q•J~/,,,,_/;,, + · ................................................................................... £,ff· ·J_P.,;r;?. .. 3).L Y.Lq l .......... :. ::: ....... + ' ' Ill ! : GC/MS FILENAME: ANALYST :CONFIRM :cOIIFIRM FILENAME :ANALYST :usF·RS jJJ :11sF·RS/OO!ANALYSIS: :si.crct: SAMPLE ID I CLIENT : COLI/MIi: ------: !NIT. :YES/NO :cOLI/MII: _________ :rn11, :voLIIME21l/Y :111!1. !COMM[IIJS! ·' SAMPLE ID ' : OAT[ : ' :om :sOLN IO :oATE : : •••• ···•••••········••••••·••·••·••• • •••·•••·••••••••••·•• ·•·•···••••••••••·· .. •·• ••• • ··· •·••• ••••· ·1 • -11 :,: -·r /_;, · 1/s-·/ fJ .... · · ···: ' : OPR WATFR : : ,,}-:jse< ,~' · : 5l /-: : : :ooo : · OPR HPLC WATER'. /,/ ·"-: ':(e:,::,"" ~1~,;~,.J·1V"" : ; ,ts·:= : j : , ....................................... ,:.t'.-L .... ~•·······='·•p-r-"•·······························i·························, ' : ill BLANK : J ~°,.1 ~"!' D()Q_ -;-1'Z3'<~3 ' ' : ' : "'01 ' Ill '' TER 8LAN' ; ":, .,,,• L ; ' / ' ' ' ' ' ' ''· . ,A '· ' "(,,o" .__., T9 ?dC,u'-' ' . ' ' . . :·········································· ··oVR ··················································································, , 1 71·4·1~ 1 I I I 1 1 , : '7" 1 , '/1)) ' 047·!12A·001 ' -· H'." '.,, ' ' ' ' ' \ ' ' .'.. · ... ' ........................ · ......... / "'.:> :f.lo' ,._.... ........ · .......................................... i·········· ··········--·, , 1 71 _ J • 2A 1 1 1 i 1 1 : 1 1 .oo~ 1 on•u2t.-OOiFP. 1 •7c17;,~L1":S -rfwr..,~~ 1 1 V 1 \} i 1 ·---··--·--··---·······---········-----··-----···-·-------·---····················-··-·······----·-·--·-···---···-···--·--·--·····--·+ ·-·--··-···-··--········-·--··-············-··········--·-·---··-----·······--··-·--·-·-·····-················· ······--························-········-··········--··········--··-·----···-··········-··········--································+ ························-········-···············-·-···-····················-····-···················································+ ············-···-··-··---···-···············-··•······-··········-·····--·····-··-----···········-···-···········-·--······-····--···+ ·-······-······-···-··-·····--·················-·-·····--····-·-··························-············-···-····--······· . ' ············-··-····················-·····---······-·-··-···-·-····-·····-·····--·················-············-···········-· ' ., ············-····················-···································-············--·····-······················-····················, ·········-······-································-······--············--·-··-········-·-·····-····-·--····--·-·-·-·····-·············-SPfC!Al INSTRUCTIONS: ----------------------------------------------------------------------------REASON FOR REWORK: -----------------------------------------------; : DATA ARCHIVED/SHIPPED ·············································································································AEV OJIOJ/q3 IP$1Mf 61··1 • • IRIANGLE LABORATORIES OF RIP. INC. PCDDIPCDFIP8DDIP8Df SAMPLE TRACKING I HAN!GEMENi FORM SAMPLE EXTRACT INFORMPTIOI Extr~ct Chain of C11stodv IPROJECT: 25376 '------+------------+--------------------:-----------+-------------------+---------+-------------------+-----------------------------+ :TLI :FROM WET LAB :rn MASS SPEC l.A8 :10 ARCHI'IE :sn.crd:SAMPLE ID :DATE ANO TIME :rnl1IALS :DATE AND TIME :rnl1IALS :DATE AND TIME :coMMENTS :SAMPLE RELEASED :SAMPLE ACCEPTED :SAMPLE ARCHIVED '.------'.--s~:gm~-z:,1--@-~-----------'. ___________________ '. _________ '. ___________________ '. _____________________________ '. ; 000 ___ ;QPR_ WATER ___ ; ___ )o '(j ),?i) ;_ I? (L, ; ___________________ ; _________ ; ___________________ : ________ · ____________________ ; : : ~:J..s .),O(o (/') . : : : : . ' _IOQl !TLI 8LANK , 1-.! I ! ! I I ~------,------------+-------------------+----------t-----------------·-t··-------+-------------------+-----------------------------+ / I I I I I I '.•10_? 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AH -9/93 SAMPLE DATA TL-RTP Project: 25378 Client Sample: OPR AQUEOUS Client Project: Sample Matrix: TLRTPID: Sample Size: Dry Weight: GC Column: 2,3,7,8-TCDD "C12-2,3, 7 ,8-TCDD "Ct.-2,3,7 ,8-TCDD n/a AQUEOUS OPR 1.000 L n/a DB-5 Date Received: Date Extracted: Date Analyzed: Dilution Factor: Blank File: Analyst: 164 1660 82.9 159 79.4 1613A TCDDfTCDF Analysis (DB-5) Analysis File: T934663 I I 09/29/93 10/02/93 n/a T934664 vc Spike File: !CAL: CONCAL: % Moisture: % Lipid: % Solids: 0.74 0.79 0.79 SP161F2S TF59033 T934660 n/a n/a n/a 29:12 29:11 29:12 28:59 Data Reviewer:_...,\,_/~, ..... c_..,,,~,.._,.,_,L.,,.A .... <q"--'-b-av"'---"~--10/02/93 Page 1 of I 161F_PSR v:1.06, LJJtS S.09.02 Triangle Laboratories of RTP, Inc. 801 Capitola Drive• Durham, North Carolina 27713 Phone: (919) 544-5729 • Fax: (919) 544-5491 Printed: 03:45 10/02/93 f924BS3 ·· -~-OCT-93 01:09 70-250$ CEH 5i.ls:T£ST005 3R 1 o, 315.9419 [: 317,938S F: 31. G: 321.&'336 H: 327.SS47 Text : C\PR TL! I 25206 1001 F Sl,11,GI • 1.00 2.8805 1.00 3.3368 . ·-,. T934663 2·0CT·93 SL~-tage 70·2505 Sys: TEST085 • SaNple l Injechon 1 Gr 1 Mass 319.8965 Text:OPR !LIi 25206 100 Hor~: 308 0 24 40 25:20 26:00 26 40 2720 28:00 28:40 29 20 30 00 30:40 T934663 2·0CT·93 SLr Voltage 70·2505 Sys TEST085 Sample 1 InjectLon 1 Group 1 Mass 321.8936 Text OPR TL! I 25206 100 NorM' 400 0 24 40 25 20 26 00 26 40 2720 20,00 28:40 29 20 30:00 30 40 T934663 2·0CT·93 SLr'Voltage 70·250S Sys, TEST085 SaRple 1 Injechon 1 Group 1 Mass 327 .8847 Text:OPR TL!# 25206 100 Nor~: 696 0 24 40 25 20 26 00 26 40 2720 20,00 28 40 29,20 30,00 30 40 1834663 2·0CT·93 5Lr:Voltage 70·2505 Sys TEST085 Sample 1 In jechon 1 Group 1 Mass 331. 9368 . Text:OPR TL!# 25206 100 Nor~: 3265 0 . 24: 40 25 20 26:00 26 40 2720 28 00 28 40 29 20 30 00 30 40 1934663 2·0CT·93 SLr'Voltage 70·250S Sys TEST085 Sample l In jectLon 1 Group 1 Mass 333.9338 Text:OPR TL!# 25206 !Gu Nor~: 4237 0 24:40 25 20 26 00 26 40 2720 28 00 28 40 29 20 30 00 30:40 1934663 2·0CT·93 SLr:Voltage 70·250S Sys: TEST085 Sample 1 Injechon 1 Group 1 Mass 292.9825 Text,□PR TLII 25206 100 Nor~: 2737 0 24 40 25:20 26 00 26 40 27 20 28 00 28 40 29 20 30 00 30:40 ' • • Ref. mass 292,0025 Peak top HeL!t( ,63 I/lits Span 200 ~ Systes flle naee TEST005 Dia fLle naee B:T934663 -...1,--...,l ResolLtLon 10000 ~ ram I IonLzat Lon IIOde EI• SiJLtchlng YCl TAGE Ref, aasses 292,9825, 380.9761 -~ A 292 .9825 J 331.9368 B 303 ,9016 K 333 ,9338 C 305,8987 L 375,8364 0 315.9419 E 317.9389 F 319.8965 _...1,-_ __.· G 321.8936 H 327,8847 I 330,9792 Channel I 330 ,9792 Lock mass HeLght ,49 volts Span 200 ppm :. · TL-RTP Project: 25378 Client Sample: TLI AQUEOUS BLANK Client Project: n/a Sample Matrix: AQUEOUS Date Received: TLRTP ID: TL! BLANK Date Extracted: Date Analyzed: Sample Size: 1.000 L Dilution Factor: Dry Weight: n/a Blank File: GC Column: DB-5 Analyst: 2,3, 7,8-TCDD ND 0.9 "C12-2,3.7 ,8-TCDD 1320 66.0 37CL,-2,3. 7 ,8-TCDD 163 81.5 "C,,-1,2,3,4-TCDD 1613A TCDD/TCDF Analysis (DB-5) Analysis File: T934664 I I Spike File: SP161F2S 09/29/93 !CAL: TF59033 10/02/93 CONCAL: T934660 n/a % Moisture: n/a T934664 % Lipid: n/a vc % Solids: n/a 0.79 29: 11 29: 12 0.79 28:59 Data Reviewer: )<'. u~ Gr V c_ 10/02/93 Triangle Laboratories of RTP, Inc. 801 Capitola Drive• Durham, North Carolina 27713 Phone: (919) 544-5729 • Fax: (919) 544-5491 Page I of I !61F_PSR \':l.06. LARS Hl'J.O~ Printed: 11 :50 10/02/93 • itial • B-File/Header Changes \( C __ ' Date \O; o \,,f -'---Calculated Noise Area: Manual Integrations Transcription Dbase Corrections Page No. 1 10/02/93 Listing of Matched GC Peaks M Z Omit lQ4 JOG 304-306 316- 328 328 332-334 332-334 DC Ratio RT. 0.79 28:27 *** Total *** 0.79 27:23 28:00 28:52 30:29 *** Total *** o.oo 26:17 0.00 29:12 *** Total *** Ji O. 73 27:55 0.79 28:59 0.79 29:11 pl.56 29:34 ***Total*** *** End of Report*** Channel: µ.o ;;,o In it i a 1 s : ~ /C v T934664B.dbf I Ratio I Ret. Time Match Match Area Rat RT REL RT 24.38 T T 1.002 24.38 # of Peaks: 1 T F 0.964 413.01 T F 0.986 44 860.13 T T 1.000 197. 1.016 68.81 T F 44,860.13 # of Peaks. I 31.13 T F 0.907 3,513.91 T_ T 1.007 3,513.91 # of Peaks: 1 81.07 T F 0.957 36,817.53 T~ T~ 0.993 26,669.67 T T 1.000 149.33 F F 1.013 63,717.60 # of Peaks: 4 Who/ Why WL WL WH WH WL 1342:4 2-0CT-93 01:56 70·25£S (El•> Sus:T£STD85 • . R l' 0 315;9419 [: 317,9339 f: 319. G: 321.8'936 H 327,8847 ·ext TU ftffi+'. 1,!RTER TUI 25..:-es I e-<--_....,...._......,. __ .,......._....,...._......,..~........, 10sLG Sl ,Il ,Gl ~·- --""-'-WL2'....!'-'-"L!J'-".1.)".ll.---'·1-1'--'-"'-'-----"--'-"'--'--'·-~ -~ I 1.00 -----< N = 2,6940 r-· 3 r-l ~. 0 'f 1.00 2,9970 v~ G..__1 ___ ...........,--.--,-_.......,...._..........., __ -,-.-_..., T934G64 2-OCT-93 SL-ltage 70-250S Sys: TESTOB5 • Sa~ple 1 lnJectLon 1 . G 1 ~ass 319.B965 Text•TLI BLANK YATER Tlli 25206 1gn Nom: 5 '0·1 ""'i II '='=1 .,..,. ' ◄ ' ,..; ·~•·"; .~-........ ~ .. .,. ...... ' 24:40 25 20 26 00 26 40 2720 28 00 28:40 29 20 30:00 30:40 T934664 2-OCT-93 SLr Voltage 70-250S Sys: TEST0B5 Sai1pl e 1 In jeclton l Group 1 Mass 321.8936 Text:TLI BLANK ~ATER TLllt 25206 100 Hom: 5 f: ~ ... ~ ,. . ___ ... -'-' . . ,. ~~ ~ ' ' ' ' ' I I I I ' 24 40 25 20 26 00 26 40 2720 28 00 28 40 29 20 30 00 30 40 T934664 2-OCT-93 Str Voltage 70-250S Sys: TESTOB5 Sa~ple l InjectLon 1 Group 1 Mass 327.8847 Text:TLI BLANK WATER TL!ff 25206 10G Nor~: 724 0 24 40 25 20 26 00 26 40 2720 28 00 28 40 29 20 30 00 30 40 T934664 2-OCT-93 Str:Voltage 70-258S Sys : TESTOBS Sample 1 InjectLon 1 Group l Mass 331.9368 Text TL! BLANK WATER TL U 25206 !OB Nor~: 3513 0 24 40 25 20 26 00 26 40 2720 2B:00 28 40 29 20 30 00 30 40 T934664 2-OCT-93 Str': IJoL tage 70-250S Sys: TESTOB5 Sample 1 lnjechon 1 Group l Mass 333.9338 Text TL! 8LAHK WATER TUI 25206 100 Norm: 4451 0 24:40 25:20 26:00 26 40 2720 28 00 28:40 29 20 30:00 30 40 T934664 2-OCT -93 5Lr: Voltage 70-2505 Sys: TESTOB5 Sa~ple I In jechon 1 Group 1 Mass 292.9825 Text:TLI BLAHK WATER TL!# 25206 100 Norn: 2472 0 24:40 25 20 26 00 26 40 2720 28:00 28 40 29 20 30:00 30:40 • Ref, llaSS 2S2 ,9825 Peak top HeLgtt ,69 vol.ts Span 200 i:llll System flle naaie ITSTD85 Data fLLe na11e 8:T934664 ..---+---, Resolt.hon 10000 Group ni.l!llb€r I looLzat Lon 1ode El• SIILtchl.nQ VOLTAGE Ref, ma;ses 292.9825, 380.9761 -~ A 292.9825 J 331.9368 B 303.9816 K 333,933,g C 305,8987 L 375,8364 0 315,9419 E 317 ,9389 F 319,8965 -+---, G 321,8936 H 327,8847 I 330.9792 Channel I 330 ,9792 Lock Mass HeLght .46 volts Span 200 ppm ·' ' TL-RTP Project: 25378 Client Sample: 047-1126-00lFB Client Project: Sample Matrix: 1LRTPID: Sample Size: Dry Weight: GC Column: 2,3,7,8-TCDD "CI.-2,3, 7 ,8-TCDD "Ci,-1,2,3,4-TCDD n/a AQUEOUS 71-4-2A 1.000 L n/a DB-5 Date Received: Date Extracted: Date Analyzed: Dilution Factor: Blank File: Analyst: ND 1.8 164 82.1 1613A TCDD/fCDF Analysis (DB-5) Analysis File: T934665 09/29/93 09/29/93 10/02/93 n/a T934664 SA Spike File: ICAL: CONCAL: % Moisture: % Lipid: % Solids: 0.81 SP161F2S TF59033 T934660 100.0 n/a 0.0 29:09 28:56 Data Reviewer: __ 1\l-/_._f-c-ci-l,U11__,.~w._o4lccch"-.U..y:;-'-;:-,___ 10/02/93 Page I of I 161F.PSR v:J.06, LARS 5.09.02 Triangle Laboratories of RTP, Inc. 801 Capitola Drive • Durham, North Carolina 27713 Phone: (919) 544-5729 • Fax: (919) 544-5491 Printed: 03:45 10/02/93 • itial Date • B-File/Header Changes Manual Integrations Transcription Dbase Corrections \f( <= _J_Q; 0 l--1 .-22. ~ .. ;t Calculated Noise Area: ?---S )-- Channel : _3 2-2--- Initials: V C-- Date: / o/ i-,/ "i.J Page No. 1 10/02/93 Listing of T934665B.dbf Matched GC Peaks / Ratio I Ret. · Time Match Match Who/ M z Omit Ratio RT. Area Rat RT REL RT Why 304-306 0.57 28:22 16.78 F T SN 304-306 ** o.oo # of 316-318 DC .81 T F 0.964 WL DC 261. F 0.985 WL 29,545.41 T-T DC 28:50 139.16 p p WH 3 J 6 318 29,545.41 # of Peaks: 328 o.oo 29:09 2,058.33 T -T-1.008 328 *** Total *** 2,058.33 # of Peaks: 1 332-334 0.81 28:56 21,406.29 T T 0.993 0.78 29:08 17,357.36 T T 1.000 j) 1.20 29:31 111.55 F F 1. 013 332-334 *** Total *** 38,875.20 # of Peaks: 3 *** End of Report *** -3346"o5 t-OCT-93 02:42 70·2505 CE!·) &Js:TESTIB5 2 i Q: 3i5.9419 E 317.9389 F: 31. G 321.8336 H: 327.8847 ~):t:047·1126-001F8 TLil25378 lOO•F Sl,11,Gl 0-c....-,_.....,......_......,.~_.,......_...,......~......,..-~ • 1 .00 3,0441 1.00 100 G S1 111 1Gl N~ 2,1618 f · ~!.~'f-/o .=. ::f-S-?- 50 0.._.,_~,._,...~.......,.-~.,.......~ ........... -........ ~....__, T934·665 2-OCT-93 5-Ltage 70-2505 Sys' TEST085 • Sa~ple I In Jechon I l Aass 319.8965 Text:047-1126-001FB TLil25378 1:,0L --~ Hor~' 5 ' ""' A ~ ~ "' ~~ : . ~ ~ ; l l l l l 24:40 25 20 26 00 26 40 2720 28:00 28 40 29 20 30 00 30 40 T934665 2-OCT-93 SLr Voltage 70-250S Sys TESTOBS Sa~pl e I InjectLon 1 Group 1 Mass 321.8936 Text:047-1126-001FB TLil25378 1:0~ Horn: 4 l l l l l l l l l l 24:40 25:20 26 00 26 40 2720 28:00 28 40 29:20 30 00 30 40 T934665 2-OCT-93 SLr Voltage 70-2505 Sys: TE5T085 Sa~ple 1 Injechon I Group I Mass 327.8847 Text:047-1126-001FB TLIU25378 100 Nor~: 487 0 24 40 25:20 26 00 26 40 27 20 28 00 28 40 29 20 30 00 30 40 T934665 2-OCT -93 S Lr ~1ol tage 70-250S Sys: TESTOB5 Sa~ple l In jectLon l Group 1 Mass 33 l. 9368 Text:047-1126-001FB TLID25378 100 HorM' 2288 0 24 40 25:20 26:00 26 40 2720 28 00 28 40 29:20 30:00 30:40 T934665 2-OCT-93 SLr Voltage 70-250S Sys: TEST085 Sample I In jectLon l Group l Mass 333.9338 Text:047·1126-001FB TLID25378 100 A Nor~: 2924 0 24:40 25,20 26:00 26:40 27:20 20,00 28:40 29:20 30:00 30 40 T934665 2-OCT -93 SLr'V□ltage 70-2505 Sys: TESTOB5 Sa~ple I Injechon l Group 1 Mass 292.9825 Text:047-1126-001FB TLil25378 100 Hor~: 2211 0 24:40 25 20 26:00 26:40 27:20 28:00 28:40 29:20 30,00 30:40 . • ;o L-----1---- 5 • Ref, l\aSS 292 ,9825 Pe~ top HeLgrt ,63 vcUs ~ 200 ppa System fLle name TEST005 Dia fLle name B:TS346S!i -----------Resolt.Uon 10000 Groi.ip ni..nber 1 IonLzat Lon IIOde EI• ~.LtchLng \JU. TOOE Ref. mas% 232.9825, 380,9761 !ail~ A 232,9825 J 331.9368 B 303,9016 K 333,9338 C 305,8987 L 375,8364 D 315.9419 E 317.9389 F 319.8965 --1------------G 321.8936 H 327 ,8847 I 330,9792 Channel I 330,9792 Lock mass HeLght .53 volts Span 200 P?lll • TRIANGLE LABORATORIES OF RTP, INC. Rev. AH -9/93 CALIBRATION DATA TR.LE LABORATORIES, INC. for T.33 I al Calibration Analysis Date. 09/03/93 Instrument ....... : T Analytes RF SD %RSD 23 7 8-TCDF 1.054 0.018 2% TOTAL TCDF 1.054 0.018 2% 2378-TCDD 1.232 0.043 3% TOTAL TCDD 1. 232 0.043 3% Other Standards RF SD %RSD 3 7Cl-TCDD 1.067 0.047 4% Internal Standards RF SD %RSD 13Cl2-2378-TCDF 1. 843 0. 175 9% 13Cl2-2378-TCDD 1.097 0 .130 12% Recovery Standards RF SD %RSD 13Cl2-1234-TCDD 1.000 0.000 0% ... End of Report ••• Page Triangle Laboratories of RTP, Inc, 801 Capitola Drive• Durham, North Carolina 27713 Phone: (919) 544-5729 • Fax: (919) 544-5491 Summary Method ...... : GC Colwnn ... : GC Colwnn ID: RT RT/LO RT/HI 27:02 20:02 31:02 27:48 23: 4 7 31: 4 7 RT RT/LO RT/HI 27:48 25:34 29:34 RT RT/LO RT/HI 27:02 26:02 28:02 27:47 25:47 29:47 RT RT/LO RT/HI 27:34 1 Date: 09/03/93 161F DB-5 3129411 Ratiol Ratio2 N 0.758 5 0.758 5 0.795 5 0.795 5 Ratiol Ratio2 N 5 Ratiol Ratio2 N 0.767 5 0.820 5 Ratiol Ratio2 N 0.819 5 Printed: 19:04 09/03193 Date: 10/01/93 Analysis Date .... : Operator ......... : Init Calibration.: real Date ........ : Analysis Time .... : Analyte Summary Name 2378-TCDF TOTAL TCDF 2378-TCDD TOTAL TCDD • • TRIANGLE LABORATORIES, INC. Continuing Calibration for T934660 10/01/93 Method ...... : BB Instrument .. : TF59033 Std.Cone .... : 09/03/93 GC Column ... : 2 2 :-5-2-s-3 Cl GC Column ID: E:-~ 0 (G / v/ ~) RF RT real Rel. RT RF 161F T 10.00 DB-5 3152623 Delta RF 0.960 Ratio 1&2 0.74 RT Lo/High 25:29 28:26 1.0006 1.054 -0.094 30:41 %D -8.9% 0.960 0.74 1.158 0.76 1.158 0.76 26:31 30:37 29:13 1.0006 1.054 -0.094 -8.9% 1.232 -0.074 -6.0% 1.232 -0.074 -6.0% Other Standard Summary real Delta Name RF Ratio 1&2 37Cl-TCDD Internal Standard Name 13Cl2-2378-TCDF 13Cl2-2378-TCDD Recovery Standard Name 13Cl2-1234-TCDD 1.011 Summary RF Ratio 1&2 2.010 0.77 1.055 0.82 Summary RF Ratio 1&2 1.000 0.81 RT Lo/High 26:31 29:35 RT Lo/High 28:16 28:36 27:12 31:12 RT Lo/High Page 1 RT Rel. RT 29:13 1.0075 RT Rel. RT 28:25 1.0000 29:12 1.0000 RT Rel. RT 29:00 0.9932 RF RF 1. 067 -0. 056 real Delta RF RF 1.843 0.167 1.097 -0.042 real RF 1.000 Delta RF 0.000 %D -5.3% %D 9.1% -3.8% %D 0.0% ~ ~~fM!;r~ • : • I • VIA: FEDERAL EXPRESS September 22, J 993 Ms. Beverly Hudson U.S. Environmental Pi'oketion Agency 345 Cou1ilfllld Street, N .E. Atlanta, Georgia 30365. Dear Ms. Hudson: Ref. No. 179285-01 RE: . Schedule for Field Activities for Remedial D sign Phase Former Koppers Company Site Morrisville, NC On behalf of Beazer East, Inci and in accordance wi h the Unilateral Order, we are writing to notify you of our plans for field work in 9oaj1111ction with the Remedial · Design Work Plan for the Koppers Supetfw1d Sitd, Moirisville, NC. The field . work i11dudes soil boring and· sampling, surface fater and sediment san1pling, monitoring well installation, and groundwater san1~ling. · For your reference, the following summarizes om schedule. · i, l Chester plans to mobilize to the Monisville site ol). Monday, October I I, 1993. The drilling contractor will alJ'ive either on Octoberi 11th or 12th, and drilling will begin on October 12th. Most sampling ac,tivities wi\1 begin oi1 October 12th, with the exception of groundwater sampling. . Groundw~ter sampling is scheduled to start on October 18th. As you are aware, groundwater sampling is contingent · upon receiving access from Unit Strnctures, Inc. · ' torn-1ci·ly Keye.to a Envir-Cltlrncnt[)I Roaou1'C.b:1 13G00 L Salls n □1,(l, Guit:c [,02 Yor•l: Guflding. lowaani r-,t1Ar-yl~1_id 21 eee · <'.110-02'!\2900; r-l"I,; t.110·821-~.918 • Ms. 'Beverly B:udson i · September 22, 1993 Page 2 The following is a chronological progression offielq activities. WEEK#l 10/11/93 10/12/93 l 0/13/93 . 10/14/93 10/15/93 . . i Arrive at site Prepare decontamiiiation area , Confmn bcnc.lunark locations1d establish soil sampling grid Purchase local supplies · _ ' ' . ' .. Drillers prepare to drill · , · . . Rig # 1 begins soil sampling program • Cellon process area Rig #2 begins monitoring well i~stallation · C-33B&C . Assemble sampling platfonn fo~ pond·sampling Smvey previous samJJhng !ocatipns and perfo1m cross-sections at Fire Pond i . · De gin srnnpling surface water at! Fire Pond · Continue soil sampling program• Rig #1 Continue well installation at C-3B&C -Rig #2 Sample re;naining suiface water and s~dime_nts at Fire Pond Continue soil sampling program in CeUon area and prepare in Former Lagoon Area .: Rig # l Co.ntinue well installation at C-33B&(] -Rig #2 Trimsfer sampling platfonn to 11~dlin ·Pond . · .· Smvey previous sarnplinglocati?ns and perfoml cross-sections at Medli1i Pond ' . · Begin smface water and sedime t sampling at Medlin Pond Continue soil sampling program in Fo1:mer Lagoon Area - Ri #I g . ' Continue well installation at C-3[3B&C -Rig #2 Complete sampling al '.Medlin Pdnd Demobilize and <lccon sampling latfotm Begin ditch sediment sampling i access is grnnted • . Ms. Beverly Hudson September 22, 1993. Page 3 10/16/93 . Complete soil sam. piing. program ib Fonner Lagoon Area • Rig #1 . . . . Continue well installation at C-33 &C ~ Rig #2 Finish ditch sediment sampling if ccess is granted 10/17/93 WEEK#2 · 10/18/93 10/19/93 tluu 10/23/93 WRRK #1.3 AND #4 10/24/93 t11ru 11/03/93 . . Continue well installation at C-33 &C • Rig #2 Begin well installation at C-34B C Begin groundwater sampli11g pro . am Continue well installation at C-3~&C Continue groundwater sampling A ogi•am Well development at C-'33B&C Well development at C~34B&C Continue groundwater sampling Arogram Chester anticipates that all field work will be compl 1 ted by November 4, 1993. Please call me at (410) 821-2909 or David J. Winger at (412) 825-9847 with any questions. Sincerely, J-~~Q, fvtJ;;;Jl John C. Mitsak, P.E. Manager, Baltimore Operations TCH12\ral9 cc: Shafil\on K. Craig -Beazer East Cind~ Zuch -Beazer East Jim C ok • Beazer East C. Wi, 1gcrd -Chester Environ. ·~~· • ~; ~ UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGIONIIV 345 Courtland Street, N E. Atlanta, Georgia 3036! FACSIMILE TRANSMITTAL COViR SHEET TO: r, "'" , c~v I ~ COMPANY/ORGA~ ZATION: I\} !'. ~ PHONE NUMBER: ~ FAXNUMI NUMBER OF PAGES SENT (Including this cover sheet): ER: &/q) J5J-· 1/f f/ . Please contact th11 person s11ndlng this fax If It ts rs etved poorly or Incomplete. FROM: /-fi.,n,t ~(I [)_ • ,. ( NORTH SUPERFUND REMEDIAL 3RANCH WASTE MANAGEMENT DIVljlON • Phone Numbers: (404) 347-7791 or 800-435-9233 Fax Number; (404) 347-16• 5 COMMENTS: -17u~ (J-it..A n A"' "'M . , ... ,;, -, • ,~ ~ESTER ~ ENVIRONMENTAL Federal Express September 17, 1993 Ms. Beverly Hudson, Remedial Project Manager USEP A Region IV N. C. North Superfund Remedial Branch Waste Management Division 345 Courtland Street, NE Atlanta, GA 30365 Dear Beverly: Re: Selection of Laboratory Forme(Koppers.Plant.Remedia[Desigril Morrisville, North Carolina Ref. No. 179285-01 HfCIE~Vtu SEP 2 4 1993 SUPERF/INOSfCnoN On behalf of Beazer East, Inc. and in accordance with the Unilateral Order, Chester Environmental (Chester) is informing you that Chester LabNet has been chosen to perform the analytical analyses for the Koppers site in Morrisville, North Carolina. Negotiations are currently in progress for selection of a laboratory to conduct dioxin/furan analyses. Chester expects that a laboratory will be selected early next week at which time a dioxin/furan laboratory Quality Assurance Manual (QAM) will be submitted. Please find enclosed ten (10) copies of the revised pages of the Quality Assurance Project Plan (QAPP) for the Remedial Design, and a copy of Chester LabNet Monroeville's QAM. As you have been informed Chester is planning to mobilize on October 11, 1993. Soil sampling is scheduled to begin Tuesday, October 12, 1993. Should you need additional information regarding the submittal, please contact Shannon Craig at (412) 227-2684 or me. Very truly yours, -:.,dn,, ,r,?J,~fu~ /2,1:'.1>1 J6hn Mitsak, P.E. Manager, Baltimore Operations Enclosures cc: Ms, Shannon Craig -Beazer East, Inc. Ms. Cindy Zuch -Beazer East, Inc. Mr. Jim Cook -Beazer East, Inc. Mr. Bruce Nicholson -NCDEHNR Superfund 3000 Tech Center Drive Monroeville, Pennsylvania 15146 412-825-9600: Fax 412-825-9699 • c...lEiTER- ENv1R□NMENTAL rtttGt\\BtU SEP 16 1993 Via: Federal Express su~ERHIN[\ S£UION September 3, 1993 Ms. Beverly Hudson, Remedial Project Manager USEPA Region IV NC North Superfund Remedial Branch Waste Management Division 345 Courtland Street, NE Atlanta, GA 30365 Dear Beverly: Re: Monthly Progress Report #4, Remedial Design Koppers Site -Morrisville, NC _ Ref. No. 179285-01 On behalf of Beazer East, Inc. and in accordance with the Unilateral Order, please find: attached four (4) copies of the Mo1:1thly P~ogress Report #4 for the perjod endin_g August 31, 1993 for the Remedial Design for Koppers Superfund Site, Momsville NC. . . Should you need additional information regarding this progress report, please let Shannon Craig at (412) 227-2684 or me know. . Very truly yours, ~l.~~ John C. Mitsak, P.E. Manager, Baltimore Operations JCM:ralrpt4 Attachment cc: Ms. Shannon K. Craig -Beazer East, Inc. Ms. Cindy Zuch, Beazer East, Inc. / Mr. Jim Cook, ael\Zer East, Inc. , · · . Mr.'.Bruce Nicholso_n ~ NC Superfund (Two Copies)· .• ,,. . ' . : ' ; : .. '' --formerly Keystone Environmental Resources 8600 LaSalle Road, Suite 502 York Building Towson, Ma')'lancl 21286 410-821-2900: Fa) 410-821-2919 • • MONTHLY PROGRESS REPORT #4 REMEDIAL DESIGN SITE NAME: Koppers Superfund Site Beazer East, Inc. Morrisville, NC USEPA DOCKET NO: 93-09-C PERIOD ENDING: August 31, 1993 1. PROGRESS MADE THIS MONTH I. Remedial Design Based on comments received from EPA on August 9th, Chester Environmental, on behalf of Beazer, submitted revised replacement sections and pages of the Remedial Design Work Plan (RDWP). A written response to each comment raised by EPA on the RDWP was also prepared and submitted for agency review. · · EPA conducted a field demonstration program of field screening tests of pentachlorophenol in soil and groundwater at the site during August 9 - 16th. Data obtained from the demonstration program will be used in the Remedial Design. Each sample location was surveyed by a registered surveyor subcontracted by Chester Environmental. EP A'S SITE Program for the demonstration of dechlorination technology was also initiated in August. Following mobilization, soil was excavatea and prepared for treatment using BCD technology. Soil was processed during the period August 26 to September 3rd. A public demonstration was held on August 31st for interested parties. Demobilization is expected to begin the week of September 5th. Access agreements to conduct the remedial design were obtained by Beazer except for Unit Structures, Shilo Baptist Church, Norfolk Southern Railroad, and Charles Zimerili. Agreements are currently being negotiated and signed access agreements should be forthcoming. n. Domestic Well Sampling EPA invited the public, who had their domestic wells sampled during June 1993, to an availability session on August 31 to discuss the results of the sampling. No one from the public attended the session. 2. PROBLEMS RESOLVED Many issues regarding the SITE Program and the field demonstration program at the site were discussed and resolved. • • MONTHLY PROGRESS REPORT #4 (Continued) 3. PROBLEMS ANTICIPATED None. 4. UPCOMING EVENTS On September 2nd, Beazer received EP A's letter regarding the revised RDWP. EPA reviewed the revised sections and had no comment. Therefore, the starting date for commencing the Preliminary Design will be either September 16 (14 days from September 2) or fourteen days from completion of the access road, whichever occurs later. Beazer will mobilize to build the access road seven (7) days following completion and demobilization of the SITE Demonstration Program. Beazer asswnes that demobilization will be complete by September 10. In anticipation of construction, Beazer is in the process of procuring a contractor to build the road. We anticipate that construction will start on September 20, 1993. · 5. PERSONNEL CHANGES None. 6. SUBCONTRACTORS Murphy Yelle of Chapel Hill, NC conducted surveying at the site. 7. ANALYTICAL DATA None. 8. OTHER None. ~l.~ John C. Mitsak, P.E. Manager, Baltimore Operations JCM:ralrpt4 • ,A, c.lsTER ~ ENVIRONMENTAL -Kt.t;tl\ft.U AUG 16 1993 SUPERF/IN11 SEf.TION Ref. No. 179285-01 August 13, 1993 FEDERAL EXPRESS Ms. Beverly Hudson NC/SC Site Management Unit Superfund Branch, Waste Management Division -U.S. EPA Region IV _ 345 Courtland Street, NE Atlanta, GA 30308 Dear Ms. Hudson: RE: Remedial Desi~n Work Plan Kopper's Mornsville, North Carolina Superfund Site Additional Replacement Pages · In reviewing the previously submitted changes to the Remedial Design (RD) Work _ Plan, it was discovered that the surface water. and sediment tables in Section 6.0 of the RD Work Plan (Tables 6-5 and 6-6) and Section 4.0 of the Field Sampling Plan (Tables 4-3 and 4-4) were inconsistent. Therefore the tables were revised to be consistent. Ten copies of these tables are included for substitution into the Final · RD Work Plan. I apologize for any inconvenience this may have· caused you. If you have any questions on this submittal, please call John Mitsak of Chester at 410-821-2909 or Shannon Craig of Beazer at 412-227-2684. Very truly yours, ~-£:~ Jd.mes R. Miller, Sc.D. Chester Project Coordinator JRM:dac jm622 Enclosures cc: B. Nicholson (2 copies) S. Craig J. Mitsak 3000 Tech Center Drive Monroeville, Pennsylvania 15146 412-825-9600; Fax 412-825-9699 • • REMEDIAL DESIGN WORK PLAN SECTION 6.0 REPLACEMENT PAGES • Proposed Number of Total Sample Samples per Number Sample Location Location of Samples Fire Pond S-16A, S-16B, 2 6 Outflow S-17 Ditch Western S-30, S-33, 2 6 Ditch S-34 Fire Pond S-5, S-8, 5 S-11, S-13, S-15 $ Medlin S-18, S-20, 3 Pond S-22 ~n ":I elm 2 CJ) ~-I '!im I'D CB/DCCR0499 8/93 • TABLE 6-5 SEDIMENT SAMPLE ANALYSIS SUMMARY FORMER KOPPERS COMPANY, INC. SITE BEAZER EAST, INC. MORRISVILLE, NORTH CAROLINA Number Analytical Detection of Field Parameters Method Limit Duplicates Phenolics EPA 3550 NA EPA 8270 (1) PCDD/PCDF EPA 8290 various Phenolics EPA 3550 NA 0 EPA 8270 ( 1) PCDD/PCDF EPA 8290 various 0 Phenolics EPA 3550 NA EPA 8270 (1) PCDD/PCDF EPA 8290 various Phenolics EPA 3550 NA 0 EPA 8270 ( 1) PCDD/PCDF EPA 8290 various 0 • Number of Number Equipment of Trip DQO • Blanks Blanks Level Comments 0 III At each location a sample will be collected from the surface and sub- 0 III surface (1.0-1.5 feet). Three samples will be composited from an area which, due to slow-moving water, exhibits deposition. 0 0 III At each location a sample will be collected from the surface and sub- 0 0 III surface (1.0-1.5 feet). Three samples will be composited from an area which, due to slow-moving water, exhibits deposition . 0 III Samples will be collected from the • 0 to I-foot core intervals. 0 III 0 III Samples will be collected from the 0 to 1-foot core intervals. 0 III • Notes: (1) EPA Method 8270 Parameters/Detection Limits: Parameter Phenol 2-Chlorophenol 2-Nitrophcnol 2,4-Dimethylphenol 2,4-Dichlorophenol 4-Chloro-3-Methylphcnol • TABLE 6--5 (Continued) SEDIMENT SAMPLE ANALYSIS SUMMARY FORMER KOPPERS COMPANY, INC. SITE BEAZER EAST, INC. MORRISVILLE, NORTH CAROLINA Detection Limit 330 ug/Kg 330 ug/Kg 330 ug/Kg 330 ug/Kg 330 ug/Kg 330 ug/Kg Parameter 2,4, 6-Trichlorophenol 2,4-Dinitrophenol 4-N itrophenol 2,3,5 ,6-Tetrachlorophenol 4,6-Dinitro-2-Methylphenol Pentachlorophenol {2) Detection limits are highly matrix-dependent. The Detection limits listed may not always be achievable. (3) One round of sediment sampling will be performed for the above noted parmeters. NA -Not Applicable CB/DCCR0499 8/93 Detection Limit 330 ug/Kg 1,600 ug/Kg 1,600 ug/Kg 1,600 ug/Kg 1,600 ug/Kg 1,600 ug/Kg • • • • Sample Fire Pond Medlin Pond Notes: Proposed S11Dlplc Location SW-205, SW-208, SW-211, SW-213, SW-215 SW-218, SW-220, SW-222 Number of Total Samples per Number Location of Samples 2 IO 2 6 (I) EPA Method 8270 Parameters/Detection Limits: Parameter Phenol 2-Chlorophenol 2-Nitrophenol 2,4-Dimcthylphcnol 2,4-Dichlorophenol 4-Chloro-3-Methylphenol • TABLE 6-6 SURFACE WATER SAMPLE ANALYSIS SUMMARY FORMER KOPPERS COMPANY, INC. SITE BEAZER EAST, INC. MORRISVILLE, NORTH CAROLINA Analyticol Parameters Method Phenolics EPA 3520 EPA 8270 PCDD/PCDF EPA 8290 Phenolics EPA 3520 EPA 8270 PCDD/PCDF EPA 8290 Detection Limit IO ug/L IO ug/L IO ug/L IO ug/L IO ug/L IO ug/L Detection Limit NA (I) various NA (I) various Number Number of of Field Equipment Duplicates Blanks 2 2 0 0 0 0 Parameter 2,4,6-Trichlorophenol 2,4-Dinitrophenol 4-Nitrophenol Number of Trip Blanks 0 0 0 0 2, 3,5, 6-T ctrachlorophcnol 4,6-Dinitro-2-Mcthylphenol Pentachlorophenol (2) Detection limits are highly matrix-dependent. The Detection limits listed may not always be achievable. (3) One round of sediment sampling will be performed for the above noted parmeters. NA -Nol Applicable CB/DCCR0499 8/93 DQO Level Ill Ill Ill Ill • Comments Samples will be collected within five feet from the RI sediment sampling locations S-5, S-8, S-11, S-13, and S-15. Samples within the five feet from the RI sediment sample locations, S-18, S-20, and S-22. • Detection Limit IO ug/L 50 ug/L 50 ug/L 50 ug/L 50 ug/L 50 ug/L • Proposed Number of Total Sample Samples per Number Sample Location Location of Samples Fire Pond S-16A, S-16B, 2 6 Outflow S-17 Ditch Western S-30, S-33, 2 6 Ditch S-34 Fire Pond S-5, S-8, 5 S-11, S-13, S-15 $ Medlin S-18, S-20, 3 Pond S-22 '.EO 5 J: Elm z rn ii --i ;, m I' Il BB/DCCR0499 8/93 • TABLE4-3 SEDIMENT SAMPLE ANALYSIS SUMMARY FORMER KOPPERS COMPANY, INC. SITE BEAZER EAST, INC. MORRISVILLE, NORTH CAROLINA Number Aru,Jytical Detection of Field Parameters Method Limit Duplicates Phenolics EPA 3550 NA EPA 8270 (1) PCDD/PCDF EPA 8290 various Phenolics EPA 3550 NA 0 EPA 8270 (1) PCDD/PCDF EPA 8290 various 0 Phenolics EPA 3550 NA EPA 8270 (i) PCDD/PCDF EPA 8290 various Phenolics EPA 3550 NA 0 EPA 8270 (1) PCDD/PCDF EPA 8290 various 0 • Number of Number Equipment of Trip DQO • Blanks Blanks Level Comments 0 III At each location a sample will be collected from the surface and sub- 0 III surface (1.0-1.5 feet). Three samples will be composited from an area which, due to slow-moving water, exhibits deposition. 0 0 llI At each location a sample will be collected from the surface and sub- 0 0 III surface ( 1.0-1.5 feet). Three samples will be composited from an area which, due to slow-moving water, exhibits deposition . 0 III Samples will be collected from the • 0 to I-foot core intervals. 0 III 0 llI Samples will be collected from the 0 to I-foot core intervals. 0 III • Notes: (I) EPA Method 8270 Parameters/Detection Limits: Parameter Phenol 2-Chlorophenol 2-Nitrophenol 2,4-Dimcthylphenol 2,4-Dichlorophenol 4-Chloro-3-Methylphenol • TABLE 4-3 (Continued) SEDIMENT SAMPLE ANALYSIS SUMMARY FORMER KOPPERS COMPANY, INC. SITE BEAZER EAST, INC. MORRISVILLE, NORTH CAROLINA Detection Lim.it 330 ug/Kg 330 ug/Kg 330 ug/Kg 330 ug/Kg 330 ug/Kg 330 ug/Kg Parameter 2,4,6-Trichlorophenol 2,4-Dinitrophenol 4-Nitrophenol 2,3,S,6-Tctrachlorophenol 4,6-Dinitro-2-Methylphenol Pentachlorophenol (2) Detection limits are highly matrix-dependent. The Detection limits listed may not always be achievable. (3) One round of sediment sampling will be performed for the above noted parmeters. NA -Not Applicable BB/DCCR0499 8/93 Detection Limit 330 ug/Kg 1,600 ug/Kg 1,600 ug/Kg 1,600 ug/Kg 1,600 ug/Kg 1,600 ug/Kg • • • Sample Fire Pond Medlin Pond Notes: Proposed Sample Location SW-205, SW-208, SW-211, SW-213, SW-215 SW-218, SW-220, SW-222 Number of TolAI Samples per Number Location of Samples 2 10 2 6 (I) EPA Method 8270 Parameters/Detection Limits: Parameter Phenol 2-Chlorophenol 2-Nitrophenol 2,4-Dimethylphcnol 2,4-Dichlorophenol 4-Chloro-3-Methylphenol • TABLE 4-4 SURFACE WATER SAMPLE ANALYSIS SUMMARY FORMER KOPPERS COMPANY, INC. SITE BEAZER EAST, INC. MORRISVILLE, NORTH CAROLINA Analytical Parameters Method Phenolics EPA 3520 EPA 8270 PCDD/PCDF EPA 8290 Phenolics EPA 3520 EPA 8270 PCDD/PCDF EPA 8290 Detection Limit 10 ug/L 10 ug/L 10 ug/L 10 ug/L 10 ug/L 10 ug/L Detection Limit NA (I) various NA (I) various Number Number of of Field Equipment Duplicates Blanks 2 2 0 0 0 0 Parameter 2 ,4, 6-Trichlorophenol 2,4-Dinitrophenol 4-Nitrophenol Number of Trip Blanks 0 0 0 0 2, 3,5, 6-Tctrachlorophenol 4,6-Dinitro-2-Methylphenol Pentachlorophcnol (2) Detection limits are highly matrix-dependent. The Detection limits listed may not always be achievable. (3) One round of sediment sampling will be performed for the above noted parmetcrs. NA -Not Applicable CB/DCCR0499 8/93 DQO Level III III III III • • Comments Samples will be collected within five feet from the RI sediment sampling locations S-5, S-8, S-11, S-13, and S-15. Samples within the five feet from the RI sediment sample locations, S-18, S-20, and S-22. • Detection Limit IO ug/L 50 ug/L 50 ug/L 50 ug/L 50 ug/L 50 ug/L • Ktl:tlVt.U AUG O 9 1:J:JJ SUPERF/INDSELT/ON Via: Federal Express August 4, 1993 C ... STER ENVIRONMENTAL Ref. No. 179285-01 Ms. Beverly Hudson, Remedial Project Manager USEP A Region IV NC North Superfund Remedial Branch Waste Management Division . 345 Courtland Street, NE Atlanta, GA 30365 Dear Beverly: Re: Monthly Progress Report #3, Remedial Design Koppers Site -Morrisville, NC On behalf of Beazer East, Inc. and in accordance with the Unilateral Order, please find attached four (4) copies of the Monthly Progress Report #3 for the period ending July 31, 1993 for the Remedial Design for Koppers Superfund Site, Morrisville NC. · · Should you need additional information regarding this progress report, please let Shannon Craig at (412) 227-2684 or me know. Vety truly yours, ~C-~ John C. Mitsak, P.E. Manager, Baltimore Operations JCM:ralrpt3 Attachment cc: Ms. Shannon K. Craig -Beazer East, Inc. Ms. Cindy Zuch, Beazer East, Inc. Mr. Jim Cook, Beazer East, Inc. Mr. Bruce Nicholson -NC Superfund (Two Copies) former!•t Keystone Environmental Resources 8600 LaSalle ROad, Suite 502 York. Building Towson. Maryland 21286 J 10-82 '!-2900. Fa( .110-82~ -29 ~ 9 • • MONTHLY PROGRESS REPORT #3 REMEDIAL DESIGN SITE NAME: Koppers Superfund Site Beazer East, Inc. Morrisville, NC USEPA DOCKET NO: 93-09-C PERIOD ENDING: July 31, 1993 l. PROGRESS MADE THIS MONTH I. Remedial Design In accordance with the Order, on July 26, 1993, Beazer sent a Certificate of Insurance for Chester Environmental, Beazer's supervising contractor. Unit Structures and PRC (EPA's subcontractor) signed an access agreement on August 3, 1993. Revised access agreements were sent to Crowder Construction (July 30, 1993), Lichtin Properties, Inc. (July 28, 1993), and Unit Structures (July 28, 1993). Seven new access agreements were mailed to property owners during the month of July. An additional 30 days was requested to obtain the necessary site access in a letter to Beverly Hudson, U.S. EPA, dated July 2, 1993. A letter was sent to the U.S. EPA on July 29, 1993 concerning delays in the remedial design schedule resulting from the SITE program demonstration, the due date of the Remedial Design Work Plan (August 11, 1993), and authorization from the U.S. EPA to utilize the SITE Screening Demonstration soil and groundwater test results to partially satisfy the requirements of the Pre-Design Investigation. Comments on PRC's draft work plan for the SITE Field Screening Technologies Demonstration were submitted to Beverly Hudson and PRC on July 22, 1993. Eric Hess, PRC, has indicated that all of Beazer's comments were incorporated into the work plan. Beazer will receive a revised copy in August. II. Domestic Well Sampling By letter dated July 15th, Beazer submitted domestic well results to EPA and the State of North Carolina. On July 23, EPA sent Beazer's results, as well as results from EPA and North Carolina to the eight (8) residents currently receiving bottled water. No positive results were found .. • • MONTHLYPROGRESSREPORT#J (Continued) 2. PROBLEMS RESOLVED The placement of the decontamination/containment pad for the SITE demonstration was decided after several telephone calls and site visits by PRC and Beazer personnel. The pad will be of tem~rary construction ana will be approximately 40 x 70 feet. The location (Option B) is shown on the attaclied figure. · 3. PROBLEMS ANTICIPATED None. 4. UPCOMING EVENTS Beazer will continue to obtain access agreements to conduct the Remedial Design. · 5. PERSONNEL CHANGES None. 6. SUBCONTRACTORS None. 7. ANALYTICAL DATA None. 8. OTHER By letter dated July 3rd, the schedule for completion of the RD was revised as follows: Fourteen ( 14) days after approval by EPA of the. RD Work Plan or completion of the access road, whichever event occurs later, the RD will be implemented. Beazer will mobilize to build the access road seven (7) days following completion and demobilization of the SITE Demonstration Program. ~lUhlL John C. Mitsak, P.E. Manager, Baltimore Operations JCM:ralrpt3 EXISTING TRANSFORMER\ LEGEND -MONITORING WELL LOCATION .. -FORMER SOIL BORING LOCATION -0--UTILITY POLE ---BEAZER EAST, INC. PROPERTY BOUNDARY APPA BY: R,.. 6/30/93 I SCALE i-.,------50 0 SAMPLE AREA I (FORMER LAGOON AREA) APPROXIMATE FORMER LOCATION OF SANO FILTER F I R E SAMPLE AREA 2 (FORMER CELLON PROCESS AND SAND FILTER Af1EA) p 0 D APPROXIMATE FORMER LOCATION OF TREATING CYLINDER (FEETI 50 Q)ljG tJO . = • ' .,~A CHESTER ~ ENVIRONMENTAL SITE PLAN SOIL TREATABJLJTY STUDY FORMER KOPPERS COMPANY, INC. SITE BEAZER EAST, ]NC. MORRJSVJLLE, NC. C69621 • ct-AtsTER ENVIRONMENTAL Ref. No. 179285-01 Via: Federal Express July 2, 1993 Ms. Beverly Hudson, Remedial Project Manager USEP A Re_gion IV NC North Superfund Remedial Branch Waste Management Division 345 Courtland Street, NE Atlanta, GA 30365 Dear Beverly: Re: Monthly Progress Report #2, Remedial Design Koppers Site -Morrisville, NC On behalf of Beazer East, Inc. and in accordance with the Unilateral Order, please find attached four (4) copies of the Monthly Progress Report #2 for the period ending June 30, 1993 fur the Remedial Design for Koppers Superfund Site, Morrisville NC. Should you need additional information regarding this progress report, please let Shannon Craig at (412) 227-2684 or me know. Very truly yours, ~l/AJlJG John C. Mitsak, P.E. Manager, Baltimore Operations JCM:ralrpt2 Attachment cc: Ms. Shannon K. Craig -Beazer East, Inc. Ms. Cindy Zuch, Beazer East, Inc. Mr. Jim Cook, Beazer East, Inc. Mr. Bruce Nicholson -NC Superfund (Two Copies)✓ formerly Keystone Environ_menta1 Resources 8600 LaSalle Road. Suite 502 York Building Towson, Maryland 21286 410-821·2900: Fa;,:: 410-821-2919 • • MONTHLY PROGRESS REPORT #2 REMEDIAL DESIGN SITE NAME: Koppers Superfund Site Beazer East, Inc. Morrisville, NC USEPA DOCKET NO: 93-09-C PERIOD ENDING: June 30, 1993 l. PROGRESS MADE THIS MONTH I. Remedial Design Progress was made on obtaining site access with Unit Structures. Also, Beazer East and Chester Environmental representatives met with Crowder Construction on June 15th to discuss site access issues. Beazer is drafting an access agreement for Crowder. Contact was made with representatives of Norfolk Southern Railway to obtain access. A meeting at the site was held on June 15th to discuss the scope of the RD Work Plan. Attending for EPA was Beverly Hudson. Representing Beazer East were Shannon Craig, Jim Cook and Cindy Zuch. Representing Chester Environmental was Johri Mitsak. During the meeting, we visited EnSY.s for a demonstration of their. ImmunoAssay field test kits which will be proposed for field testing of pentachlorophenol during Remedial Design. By letter dated June 18th, the Remedial Design Work Plan for the site was submitted to EPA and the State of North Carolina. On June 29th, Beazer obtained title to the property acquired from Unit Structures. By letter dated December 17, 1992, Beazer East informed EPA of their plans to construct a roadway for permanent access to the site. Now that the property has been titled to Beazer, construction could start as early as mid July. A telephone conference between Beazer East, EPA Region IV and EP A's Risk Reduction Engineering Laboratory was held to discuss the proposed pilot treatability study to be conducted at the site. It was I · at a Work Plan would be submitted b the SITE Pro am-· n Ju 9 . 0 · 1za on o eq · 1s en a veiy_ sc eduled for August 2n · 7 · Toconduct the pilot study iv to 15 cubic yards of soil will be required. A week-long pilot study is envisioned. Issues discussed included location of a 40 foot by 100 foot decon pad, utility requirements, access, planned public participallon and technical economic objectives of the study. A follow-up ...,,J '<- telep~hone :nfircr~~~ R_ Ju~l f iiu,-/ f~i:t ... ;) aO{ ~ 111 ~ ~s;~lt.. (e,aSt l . , 11 ( 11 tlJ --::p cf'~"' r1,,..t /) ,,,.J (e 1,MAl-u' t,..i.,V . \ n D QI~ ~* LVV ·i{;:'7 W<Yhlt 1k:, fo':6 1 bU--rev:~ 1+. • • MONTHLY PROGRESS REPORT #2 (Continued) 2. PROBLEMS RESOLVED None. 3. PROBLEMS ANTICIPATED None. 4. UPCOMING EVENTS 5. Beazer will continue to obtain access agreements to conduct the Remedial Design. PERSONNEL CHANGES None. 6. SUBCONTRACTORS None. 7. ANALYTICAL DAT A None. 8. OTHER During the week of June 8th, Beazer East sampled thirty-six (36) domestic wells m Morrisville. Split samples were taken by both EPA and Wake County Health Department of the eight (8) domestic wells currently receivmg bottled water. Analytical resuTts are anticipated the week of July 4th. ~c~ John C. Mitsak, P.E. Manager, Baltimore Operations JCM:ralrpt2 • . ' • C~STER ENVIRONMENTAL Ref. No. 179285-01 Via: Federal Express July 2, 1993 Ms. Beverly Hudson, Remedial Project Manager USEP A Region IV NC North Superfund Remedial Branch Waste Management Division 345 Courtland Street, NE Atlanta, GA 30365 Dear Beverly: Re: Monthly Progress Report #2, Remedial Design Koppers Site -Morrisville, NC tttt:tuv1:.o JUL O 7 1993 SUP£RF11rvo SEC110N On behalf of Beazer East, Inc. and in accordance with the Unilateral Order, please find attached four (4) copies of the Monthly Progress Report #2 for the period ending June 30, 1993 for the Remedial Design for Koppers Superfund Site, Morrisville NC. . Should you need additional infonnation regarding this progress report, please let Shannon Craig at (412) 227-2684 or me know. Very truly yours, ~l/)JJJG John C. Mitsak, P.E. Manager, Baltimore Operations JCM:ralrpt2 Attachment cc: Ms. Shannon K. Craig -Beazer East, Inc. Ms. Cindy Zuch, Beazer East, Inc. Mr. Jim Cook, Beazer East, Inc. / Mr. Bruce Nicholson -NC Superfund (Two Copies) torrnerly Keystone Environmental Resources 8600 LaSalle Road, Suite 502 York Building Towson, Maryland 21286 410·8~9□0: Fax 410-821-2919 • • MONTHLY PROGRESS REPORT #2 REMEDIAL DESIGN SITE NAME: Koppers Superfund Site Beazer East, Inc. Morrisville, NC USEPA DOCKET NO: 93-09-C PERIOD ENDING: June 30, 1993 1. PROGRESS MADE THIS MONTH I. Remedial Design Progress was made on obtaining site access with Unit Structures. Also, Beazer East and Chester Environmental representatives met with Crowder Construction on June 15th to discuss site access issues. Beazer is drafting an access agreement for Crowder. Contact was made with representatives of Norfolk Southern Railway to obtain access. A meeting at the site was held on June 15th to discuss the scope of the RD Work Plan. Attending for EPA was Beverly Hudson. Representing Beazer East were Shannon Craig, Jim Cook and Cindy Zuch. Representing Chester Environmental was Johri Mitsak. During the meeting, we visited EnSY.s for a demonstration of their ImmunoAssay field test kits which will be proposed for field testing of pentachlorophenol during Remedial Design. By letter dated June 18th, the Remedial Design Work Plan for the site was submitted to EPA and the State of North Carolina. On June 29th, Beazer obtained title to the property acquired from Unit Structures. By letter dated December 17, 1992, Beazer East informed EPA of their plans to construct a roadway for permanent access to the site. Now that the property has been titled to Beazer, construction could start as early as mid July. A telephone conference between Beazer East, EPA Region IV and EP A's Risk Reduction Engineering Laboratory was held to discuss the proposed pilot treatability study to be conducted at the site. It was learned that a Work Plan would be submitted by the SITE Program Contractor on July 9th. Mobilization of equipment 1s tentatively scheduled for August 2nd. To conduct the pilot study 10 to 15 cubic yards of soil will be required. A week-long pilot study is envisioned. Issues discussed included location of a 40 foot by 100 foot decon pad, utility requirements, access, planned public participation and technical economic objectives of the study. A follow-up telephone conference was held on July 1. • • MONTHLY PROGRESS REPORT #2 (Continued) 2. PROBLEMS RESOL YEO None. 3. PROBLEMS ANTICIPATED None. 4. UPCOMING EVENTS Beazer will continue to obtain access agreements to conduct the Remedial Design. 5. PERSONNEL CHANGES None. 6. SUBCONTRACTORS None. 7. ANALYTICAL DAT A None. 8. OTHER During the week of June 8th, Beazer East sampled thirty-six (36) domestic wells m Morrisville. Split samples were taken by both EPA and Wake County Health Department of the eiJUJt (8) domestic wells CUITently receivmg bottled water. Analytical resuTts are anticipated the week of July 4th. ~cUhaL John C. Mitsak, P.E. Manager, Baltimore Operations JCM:ralrpt2 .. TO: Remedial Project Manager NC/SC Site-Management Unit Superfund Branch, Waste Management Division U.S. EPA Region IV 345 Courtland Street, NE Atlanta, GA 30308 Dear Ms. Hudson: SUPERfllND SEtTION DATE June 21, · 1993 JOB NO. 179285-01 . ATTENTION Ms. Beverly Hudson RE Draft Remedial Design Work Plan We are sending 0 herewith D under separate cover the following items: D Drawings D Plans □ Copies Drawing No. 12 Page 5-9 of Appendix A.l (FSP) . .. These are transmitted as checked below: □ Approved □ Not Approved D For Review & Comment □ Approved as Corrected □ Contractor Coordination Req'd □ For Approval □ Revise and Resubmit □ Drawing Revision Forthcoming D □ As requested 0 For your use , Rem.arks Ms. Hudson: ··This page was inadvertently omitted from Appendix A.l (Field Sampling Plan) of the Draft Remedial Design Work Plan submitted to you yesterday. By cc: B. Nicholson Cover! '' 3000 Tech Center Drive · Monroeville, Pennsylvania 15148 . 412-825-9600: Fax 412-825-9699 • • • • • 5.4.2 Completing the Trip Report The Field Team Leader is responsible for a brief summary of the sampling event, prepared to serve as a cover page for all project-specific data, such as: ■ Signed Project Notes Sheets; ■ Field Data Sheets; ■ Chain-of-custody sheets; and, ■ Other pertinent information, as necessary . Raleigh/FSP 179825--01 CB/DCC#R0499 6/93 5-9 CHESTER ENVIRONMENTAL • • • • 5.4.2 Completing the Trip Report The Field Team Leader is responsible for a brief summary of the sampling event, prepared to serve as a cover page for all project-specific data, such as: a Signed Project Notes Sheets; ■ Field Data Sheets; ■ Chain-of-custody sheets; and, ■ Other pertinent information, as necessary . Ralcigh/FSP 179825-01 CB/DCC#R0499 6/93 5-9 CHESTER ENVIRONMENTAL • • UNITED STATES ENVIRONMENTAL PROTECTION AGENCY~ Mi\R Q 1 \993 §) REGION IV ,.~ //~f/ FEB 2,3 1003 4RC 345 COURTLAND STREET. N.E. ~ .:,."< ATLANTA, GEORGIA 30365 O,s, 'f"°'t'' NOTICE LETTER FOR REMEDIAL DESIGN/REMEDIAL ACTION (RD/nl NOTICE OF DECISION NOT TO USE SPECIAL NOTICE PROCEDURES URGENT LEGAL MATTER--PROMPT REPLY REQUESTED CERTIFIED MAIL--RETURN RECEIPT REQUESTED Mr. Craig L. Sparks General Counsel Unit Structures, Inc. Four Market Center Jeffersonville; Indiana 47130 o~souo~r,.t/"; RE: The Koppers Co., Inc., (Morrisville Plant) Superfund Site Morrisville, Wake County, North Carolina Dear Mr. Sparks: The purpose of this letter is to notify you of the potential liability as defined by Section 107(a) of the Comprehensive Environmental Response, Compensation, and Liability Act ("CERCLA"), 42 u.s.c. § 9607(a), as amended, that Unit Structures, Inc., ( "USI") may have incurred with respect to the Koppers Co., Inc., (Morrisville Plant) Superfund site (''Site"). As the enclosed Record of Decision ("ROD") details, the United States Environmental Protection Agency ("EPA") has documented the release or threatened release of hazardous substances, pollutants and contaminants at the above-referenced Site. EPA is considering spending public funds to abate the releases or threatened releases of hazardous substances, pollutants or contaminants by undertaking the response actions pursuant to Section 104 of CERCLA, 42 U.S.C. § 9604, unless the Agency determines that such action will be done properly by USI. By this letter, EPA is notifying USI of the opportunity to perform the response activities outlined below. In addition, this letter serves three other purposes: first, to demand reimbursement of response costs that have been incurred at the Site, including interest thereon; second to notify USI that a 30-day period of formal negotiations with EPA automatically begins upon receipt of this notice, which EPA has deemed to be five calendar days from the date of this letter; and third, to provide general and site-specific documentation in order to assist USI in the negotiation process. Such documentation includes a draft Consent Decree, a copy of the ROD, and a draft Scope of Work. EPA reserves the right to make certain additional changes in the Consent Decree and Scope of Work prior to finalization of such documents. Printed on Recycled Paper • • 2 NOTICE OF POTENTIAL LIABILITY Potentially Responsible Parties ("PRPs") under CERCLA include: the current owners or operators of the Site; persons who at the time of disposal of hazardous substances owned or operated the facility; persons who by contract, agreement, or otherwise arranged for disposal or treatment, or arranged with a transporter for disposal or treatment of hazardous substances; and persons who accept or accepted any hazardous substance for transport to disposal facilities and selected such facilities. Under CERCLA and other laws, PRPs may be liable for all funds expended by the United States government to take necessary corrective action at a site, including planning, investigation, cleanup and enforcement activities associated with a site. In addition, PRPs may be required to pay damages for injury to natural resources or for their destruction or loss,. together with the cost of assessing such damages. Based on information received during the investigation of this Site, EPA believes that USI is the current owner of part of the Site and a responsible party under Section 107 of CERCLA, 42 U.S.C. § 9607(a). Before the government undertakes further response actions, EPA requests that USI voluntarily performs the work necessary to prevent any releases or threatened releases of hazardous substances from the Site. DECISION NOT TO USE SPECIAL NOTICE PROCEDURES ABBREVIATED NEGOTIATION MORATORIUM • EPA is also sending a Notice Letter to Beazer East, Inc. EPA's contact with Beazer East, Inc., is: William F. Giarla Law Department Beazer East, Inc. 436 Seventh Avenue Pittsburgh, PA 15219 EPA encourages good faith negotiations between EPA and USI and between USI and Beazer East, Inc., regarding the response actions required at the Site. EPA has determined that a period of negotiation would facilitate settlement between the parties. Under Section 122(e) of CERCLA, 42 U.S.C. § 9622(e), EPA has discretionary authority to invoke special notice procedures to formally negotiate the terms of an agreement between EPA and a PRP or PRPs to conduct or finance response activities. Use of these special notice procedures triggers a sixty day moratorium on certain EPA activities at the Site while formal negotiations between .EPA and the PRP or PRPs are conducted. EPA has decided not to invoke the Section 122(e) special notice procedures for this negotiation. EPA has determined that the sixty day moratorium, which is triggered by the invocation of the special notice procedures, is not appropriate for the negotiation . ' '. • -3- of this Consent Decree.· Beazer has performed the Remedial Investigation and Feasibility Study for this Site. Additionally, EPA is issuing Notice Letters to only two PRPs. For these reasons, negotiations of a Consent Decree for this Site is greatly simplified. In light of these conditions, use of the full Section 122(e) negotiation moratorium is unnecessary. EPA has determined that a thirty (30) day period of formal negotiation is adequate to facilitate settlement between EPA and USI. Therefore, in lieu of the Section 122(e) special notice procedures and sixty day moratorium, EPA will adhere to a thirty (30) day moratorium on certain EPA response activities at the Site. EPA deems this moratorium to begin within five (5) days of your receipt of this letter. During this thirty (30) day moratorium, USI is invited to negotiate a settlement under which USI will conduct or finance the RD/RA for this Site •. This thirty (30) day negotiation period will be extended for an additional thirty (30) days, if, within the initial thirty (30) day period, USI provides EPA with a good faith offer to conduct or finance the RD/RA. If a settlement is reached within that total sixty (60) day period, that settlement will be embodied in a consent decree for the RD/RA. If a good faith offer is not received within the initial 30-day notice period, EPA may take appropriate action at the Site. Moreover, EPA reserves the right to take action at any time at the Site in the event that a significant threat requiring EPA's immediate response arises. A good faith offer is a written proposal which demonstrates USI's qualifications and willingness to conduct or finance the RD/RA. A good faith offer to conduct or finance the RD/RA must include the following elements: l. A statement of willingness by USI to conduct or finance the RD/RA which is consistent with the draft Consent Decree provided as Enclosure A to this letter, the ROD provided as Enclosure B to this letter, and the Statement of Work provided as Enclosure C to this letter, and which provides a sufficient basis for further negotiations. 2. A response to the terms of the draft Consent Decree and enclosed Scope of Work. 3. A demonstration of USI's technical capability to carry out the RD/RA including the identification of the firm(s) that would be used to conduct the work or a description of the process that will be used to select the firm(s). • • -4- 4. A demonstration of USI's capability and willingness to finance the RD/RA. 5. A statement of USI's willingness to reimburse EPA for costs incurred in overseeing USI's conduct of the RD/RA. 6. The name, address and telephone number of the person who will represent USI in negotiations. ADMINISTRATIVE RECORD Pursuant to Section 113(k) of CERCLA, EPA has compiled the administrative record which contains documents that form the basis of EPA's decision on the selection of a response action for the Site. This administrative record is open to the public for inspection and comment at the EPA Region IV Library, 345 Courtland Street, N.E., Atlanta, Georgia, and at the Cary Branch of the Wake County Public Library, 310 South Academy Street, Cary, North Carolina. DEMAND FOR PAYMENT In accordance with CERCLA, EPA has already undertaken certain actions and incurred costs in response to conditions at this Site. Those response actions include the oversight of the conduct of the Remedial Investigation/Feasibility Study (the "RI/FS") and certain removal activities by Beazer. The cost to date of the response actions performed at the Site prior to October 31, 1992, through EPA funding, is approximately $786,110.52. Pursuant to Section 107 of CERCLA, 42 U.S.C. § 9607, EPA hereby demands payment of the above-stat.ed amount, together with any and all interest recoverable by law. As stated above, EPA anticipates expending additional funds to conduct the RD/RA at this Site. Whether EPA funds the entire RD/RA or simply incurs costs in overseeing the parties conducting these response activities, USI is potentially liable for these expenditures plus interest. PRP RESPONSE AND EPA CONTACT PERSON Pursuant to this Notice Letter, USI has thirty (30) days to make a good faith offer to EPA. However, USI is requested to contact EPA in writing within fifteen (15) calendar days of the date of this letter to indicate whether USI wishes to participate in negotiations to undertake or finance the RD/RA at this Site. EPA is.willing to meet with Beazer.on at 10:00 a.m. on March 3, 1993, at EPA's offices in Atlanta, Georgia, to discuss the response activities being-required and the potential settlement. USI's response should include the appropriate person's name, address and telephone number for further contact with USI. • -5-• If EPA does not receive a timely'response, EPA will assume that USI does not wish to negotiate a resolution of its liabilities in connection with the response, and that USI has declined any involvement in performing these response activities. USI may be held liable hereafter under Section 107 of CERCLA, 42 U.S.C. § 9607,. for the cost of the response actions which EPA performs at the Site and for any damages to natural resources. The response to this notice letter should be sent to: Charles V. Mikalian Assistant Regional Counsel U.S. Environmental Protection Agency 345 Courtland Street, N.E. Atlanta, Georgia 30365 404/347-2641,_ ext. 2269 If you have any legal questions pertaining to this matter, please direct them to Mr. Mikalian. Questions of a technical nature only should be directed to Barbara Benoy, Remedial Project Manager at 404/347-7791. Due to the seriousness of the problem at the Site and the legal ramifications of USI's failure to respond promptly, EPA strongly encourages USI to give this matter immediate attention ·and that USI representatives respond within the time specified above. Thank you for your cooperation in this matter. ~e\,......._~1....._,:,-....;:,o.JT, I Joseph R. Franzmathes, Director Waste Management Division Enclosures • • UNITED STATES ENVIRONMENTAL PROTECTION AGENCY. FEB 2 :J 1993 4RC REGION IV 345 COURTLAND STREET. N.E. ATLANTA. GEORGIA 30365 NOTICE LETTER FOR REMEDIAL DESIGN/REMEDIAL ACTION (RD/RA) NOTICE OF DECISION NOT TO USE SPECIAL NOTICE PROCEDURES URGENT LEGAL MATTER--PROMPT REPLY REQUESTED CERTIFIED MAIL--RETURN RECEIPT REQUESTED Mr. William F. Giarla Law Department Beazer East, Inc. 436 Seventh Avenue Pittsburgh, PA 15219 RE: The Koppers Co., Inc., (Morrisville Plant) Superfund Site Morrisville, Wake County, North Carolina Dear Mr. Giarla: The purpose of this letter is to notify you of the potential liability as defined by Section 107(a) of the Comprehensive Environmental Response, Compensation, and Liability Act ( "CERCLA"), 42 U.S.C. § 9607 (a), as amended, that Beazer East, Inc., ("Beazer") may have incurred with respect to the Koppers Co., Inc., (Morrisville Plant) Superfund site ("Site"). As the enclosed Record of Decision ("ROD") details, the United States Environmental Protection Agency ("EPA") has documented the release or threatened release of hazardous substances, pollutants and contaminants at the above-referenced Site. EPA is considering spending public funds to abate the releases or threatened releases of hazardous substances, pollutants or contaminants by undertaking the response actions pursuant to Section 104 of CERCLA, 42 u.s.c. § 9604, unless the Agency determines that such action will be done properly by Beazer. By this letter, EPA is notifying Beazer of the opportunity to perform the response activities outlined below. In addition, this letter serves three other purposes: first, to demand reimbursement of response costs that have been incurred at the Site, including interest thereon; second to notify Beazer that a 30-day period of formal negotiations with EPA automatically begins upon receipt of this·notice, which EPA has deemed to be five calendar days from the date of this letter; and third, to provide general and site-specific documentation in order to assist·Beazer in the negotiation process. Such documentation includes a draft Consent Decree, a copy of the ROD, and a draft Scope of Work. EPA reserves the right to make certain additional changes in the Consent Decree and Scope of Work prior to finalization of such documents. Printed on Recycled Paper • 2 NOTICE OF POTENTIAL LIABILITY Potentially Responsible Parties ("PRPs") under CERCLA include: the current owners or operators of the Site; persons who at the, time of disposal of hazardous substances owned or operated the facility; persons who by contract, agreement, or otherwise arranged for disposal or treatment, or arranged with a transporter for disposal or treatment of hazardous substances; and persons who accept or accepted any hazardous substance for transport to disposal facilities and selected such facilities. Under CERCLA and other laws, PRPs may be liable for all funds expended by the United States government to take necessary corrective action at a site, including planning, investigation, cleanup and enforcement activities associated with a site. In addition, PRPs may be required to pay damages for injury to natural resources or for their destruction or loss, together with the cost of assessing such damages. Based on information received durin'g the investigation of this Site, EPA believes that Beazer is the past and current owner and operator of the Site and a responsible party under Section 107 of CERCLA, 42 u.s.c. § 9607(a). Before the government undertakes further response actions, EPA requests that Beazer voluntarily performs the work necessary to prevent any releases or threatened releases of hazardous substances from the Site. DECISION NOT TO USE SPECIAL NOTICE PROCEDURES ABBREVIATED NEGOTIATION MORATORIUM EPA is also sending a Notice Letter to Unit Structures, Inc. EPA's contact with Unit Structures, Inc., is: Craig L. Sparks General Counsel Unit Structures, Inc. Four Market Center 201 East Market Street Jeffersonville, Indiana 47130 EPA encourages good faith negotiations between EPA and Beazer and between Beazer and Unit Structures, Inc., regarding the response actions required at the Site. EPA has determined that a period of negotiation would facilitate settlement between the parties. Under Section 122(e) of CERCLA, 42 u.s.c. § 9622(e), EPA has discretionary authority to invoke special notice procedures to formally negotiate the terms of an agreement between EPA and a PRP or PRPs to conduct or finance response activities. Use of these special notice procedures triggers a sixty day moratorium on certain EPA activities at the Site while formal negotiations between EPA and the PRP or PRPs are conducted. EPA has decided not to invoke the Section 122(e) special notice procedures for this negotiation. EPA has determined that the sixty day moratorium, which is triggered by the invocation of the • • -3- special notice procedures, is not appropriate for the negotiation of this Consent Decree. Beazer is the current owner and operator of the portions of the Site requiring response actions and has performed the Remedial Investigation and Feasibility Study for this Site. Additionally, EPA is issuing Notice Letters to only two PRPs. For these reasons, negotiations of a Consent Decree for this Site is greatly simplified. In light of these conditions, use of the full Section 122(e) negotiation moratorium is unnecessary. EPA has determined that a thirty (30) day period of formal negotiation is adequate to facilitate settlement between EPA and Beazer. Therefore, in.lieu of the Section 122(e) special notice procedures and sixty day moratorium, EPA will adhere to a thirty (30) day moratorium on certain EPA response activities at the Site. EPA deems this moratorium to begin within five (5) days of your receipt of this letter. During this thirty (30) day moratorium, Beazer is invited to negotiate a settlement under which Beazer will conduct or finance the RD/RA for this Site. This thirty (30) day negotiation period will be extended for an additional thirty (30) days, if, within the initial thirty (30) day period, Beazer provides EPA with a good faith offer to conduct or finance the RD/RA. If a settlement is reached within that total sixty (60) day period, that settlement will be embodied in a consent decree for the RD/RA. If a good faith offer is not received within the initial 30-day notice period, EPA may take appropriate action at the Site. Moreover, EPA reserves the right to take action at any time at the Site in the event that a significant threat requiring EPA's immediate response arises. A good faith offer is a written proposal which demonstrates Beazer's qualifications and willingness to conduct or finance the RD/RA. A good faith offer to conduct or finance the RD/RA must include the following elements: 1. A statement of willingness by Beazer to conduct or finance the RD/RA which is consistent with the draft Consent Decree provided as Enclosure A to this letter, the ROD provided as Enclosure B to this letter, and the Statement of Work provided as Enclosure C to this letter, and which provides a sufficient basis for further negotiations. 2. A response to the terms of the draft Consent Decree and enclosed Scope of Work. 3. A demonstration of Beazer's technical capability to carry out the RD/RA including the identification of the firm(s) that would be used to conduct the work or a • • -4- description of the process that will be used to select the firm( s) • 4. A demonstration of Beazer's capability and willingness to finance the RD/RA. 5. A statement of Beazer's willingness to reimburse EPA for costs incurred in overseeing Beazer's conduct of the RD/RA. 6. The name, address and telephone number of the person who will represent Beazer in negotiations. ADMINISTRATIVE RECORD Pursuant to Section 113(k) of CERCLA, EPA has compiled the administrative record which contains documents that form the basis of EPA's decision on the selection of a response action for the Site. This administrative record is open to the public for inspection and comment at the EPA Region IV Library, 345 Courtland Street, N.E., Atlanta, Georgia, and at the Cary Branch of the Wake County Public Library, 310 South Academy Street, Cary, North Carolina. DEMAND FOR PAYMENT In accordance with CERCLA, EPA has already undertaken certain actions and incurred costs in response to conditions at this Site. Those response actions include the oversight of the conduct of the Remedial Investigation/Feasibility Study (the "RI/FS") and certain removal activities by Beazer. The cost to date of the response actions performed at the Site prior to October 31, 1992, through EPA funding, is approximately $786,110.52. Pursuant to Section 107 of CERCLA, 42 U.S.C. § 9607, EPA hereby demands payment of the above-stated amount, together with any and all interest recoverable by law. As stated above, EPA anticipates expending additional funds to conduct the RD/RA at this Site. Whether EPA funds the entire RD/RA or simply incurs costs in overseeing the parties conducting these response activities, Beazer is potentially liable for these expenditures plus interest. PRP RESPONSE AND EPA CONTACT PERSON Pursuant to this Notice Letter, Beazer has thirty (30) days to _make a good faith offer to EPA. However, Beazer is requested to contact EPA in writing within fifteen (15) calendar days of the date of this letter to indicate whether Beazer wishes to participate in negotiations to undertake or finance the RD/RA at this Site. EPA is willing to meet with Beazer on at 10:00 a.m. on March 3, 1993, at EPA's offices in Atlanta, Georgia, to • • -5- discuss the response activities being required and the potential settlement. Beazer's response should include the appropriate person's name, address and telephone number for further contact with Beazer. If EPA does not receive a timely response, EPA will assume that Beazer does not wish to negotiate a resolution of its liabilities in connection with the response, and that Beazer has declined any involvement in performing these response activities. Beazer may be held liable hereafter under Section 107 of CERCLA, 42 U.S.C. § 9607, for the cost of the response actions which EPA performs at the Site and for any damages to natural resources. The response to this notice letter should be sent to: Charles v. Mikalian Assistant Regional Counsel U.S. Environmental Protection Agency 345 Courtland Street, N.E. Atlanta, Georgia 30365 404/347-2641, ext. 2269 If you have any legal questions pertaining to this matter, please direct them to Mr. Mikalian. Questions of a technical n.ature only should be directed to Barbara Benoy, Remedial Project Manager at 404/347-7791. Due to the seriousness of the problem at the Site and the legal ramifications of Beazer's failure to respond promptly, EPA strongly encourages Beazer to give this matter immediate attention and that Beazer representatives respond within the time specified above. Thank you for your cooperation in this matt.er. ' w;\,~~.\ \ Joseph R. Frans=thea, Directo~/W\ Waste Management Division Enclosures BEAZER EAST, INC., 436 SEVENTH A VENUE. PITTSBURGH, PA I 52 I 9 USA Dear Mr. Tobin: February 11, 1991 Patrick M; Tobin Director CERTIFIED MAIL RETURN RECEIPT REQUESTED Waste Management Division US Environmental Protection Agency Region IV· 345 Courtland street, NE Atlanta, GA 30365 Re: Administrative Order on Consent U.S. EPA Docket No. 89-20-C Pursuant to the subject Administrative Order on Consent ("AOC"), ·please find attached on behalf of Beazer East, Inc. (former by named Beazer Materials and Services, Inc.) the final report and description of work on the subject order. Trusting the enclosed report meets with your approval, I anticipate written notification from your office confirming that Beazer has satisfied the terms and conditions of the AOC, and that the AOC is therefore terminated. If additional copies of this report are needed, please do not hesitate to contact me at 412/227-2690. Sincerely, ~:::::~~~ Program Manager-Environmental Services /lpd cc: M. Norman -EPA Region IV P. DeRosa -NCDEHNR B. Giarla w/o encl. J. Mitsak w/o encl. BNK w/o encl. B. Fisher w/o encl.