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HomeMy WebLinkAboutNCS000258_COMPLIANCE_20101029STORMWATER-DIVISI6N CODING -SHEET PERMIT NO. NC,������ DOC TYPE ❑FINAL PERMIT ❑ MONITORING INFO ❑ APPLICATION 'COMPLIANCE ❑ OTHER DOC DATE ❑� o i 61 a a I YYYYMMDD NCDENR North Carolina Department of Environment and Natural Resources Beverly Eaves Perdue Governor Glycotech Inc. Mr. Alan Stout 2271 Andrew Jackson Highway Leland, NC 28451 Dear Mr. Stout, Division of Water Quality Coleen H. Sullins Director October 29, 2010 Subject: NPDES Compliance Evaluation Glycotech, Inc. Certificate of Coverage NCS000258 Dee Freeman Secretary A compliance evaluation inspection was conducted at the Glycotech, Inc. facility in Brunswick County on October 28, 2010. Thank you for your assistance during the inspection process. The laboratory tour was educational. I appreciate any opportunity to learn about the industries in our region. Attached is a copy of the compliance inspection report. The site is in significant compliance with the requirements of the NPDES Permit NCS000258. While two deficiencies were found, it is apparent that the implementation of your stormwater pollution prevention plan has been very affective. The good housekeeping efforts that are being exercised to maintain a clean manufacturing facility are evident. Please continue the excellent stewardship. Should you have any questions concerning this correspondence or the comments in the inspection report, please do not hesitate to contact me at 910-796-7343. Sincerely, Gr�aL G�Q�a . Linda Willis Division of Water Quality Surface Water Protection Section Enclosure CC: DWQ WIRO NCS000258 Brunswick w/att DWQ CO w/att Wilmington Regional Office 127 Cardinal Drive Extension Wilmington, NC 28405 Phone: 910-796-72151 FAX: 910-350-2004 Internet: www.ncwateraualitv_ora One Nor hCarolina Naturally An Equal Opportunity/Affirmative Action Employer 50% Recycled/ 10% Post Consumer Paper Customer Service 1-877-623-6748 0 Compliance Inspection Report Permit: NCS000258 Effective: 07t01106 Expiration: 06/30/11 Owner: Glycotech Inc SOC: Effective: Expiration: Facility: Glycotech, Inc. County: Brunswick 2271 Andrew Jackson Hwy N Region: Wilmington Leland NC 28451 Contact Person: Alan C Stout Title: Phone: 910-371-2234 Directions to Facility: System Classifications: Primary ORC: Secondary ORC(s): On -Site Representative(s): Related Permits: Certification: Phone: Inspection Date: 10/28/2010 Entry Time: 02:00 PM Exit Time: 03:30 PM Primary Inspector: Linda Willis Phone: 910-796-7396 Secondary Inspector(s): Reason for Inspection: Routine Inspection Type: Compliance Evaluation Permit Inspection Type: Stormwater Discharge, Individual Facility Status: ■ Compliant ❑ Not Compliant Question Areas: © Storm Water (See attachment summary) Page: 1 Permit: NCS000258 Owner - Facility: Glycotech Inc Inspection Date: 10/28/2010 Inspection Type: Compliance Evaluation Reason for Visit: Routine Inspection Summary: While two deficiencies were found with the SWP3, the facility is in significant compliance with the requirements specified by the NPDES permit. The plan is being implemented. House keeping at this site is excellent. The receiving waters were inspected downstream at the rail road crossing. There were no signs of pollutants (foam, sheen, turbidity, etc.) directly downstream of their stormwater discharges. The Division appreciates the good stewardship and all the efforts that have gone into maintaining a clean manufacturing facility. Page: 2 I" Permit: NCS000258 owner - Facility: Glycotech Inc Inspection Date: 10/28/2010 Inspection Type: Compliance Evaluation Reason for Visit: Routine Stormwater Pollution Prevention Plan Yes No NA NE Does the site have a Stormwater Pollution Prevention Plan? ■ ❑ ❑ ❑ # Does the Plan include a General Location (USGS) map? ■ ❑ ❑ ❑ # Does the Plan include a "Narrative Description of Practices"? ■ ❑ ❑ ❑ # Does the Plan include a detailed site map including outfall locations and drainage areas? ■ ❑ ❑ ❑ # Does the Plan include a list of significant spills occurring during the past 3 years? ■ ❑ ❑ ❑ # Has the facility evaluated feasible alternatives to current practices? ■ ❑ ❑ ❑ # Does the facility provide all necessary secondary containment? ■ ❑ ❑ ❑ # Does the Plan include a BMP summary? ■ ❑ ❑ ❑ # Does the Plan include a Spill Prevention and Response Plan (SPRP)? ■ ❑ ❑ ❑ # Does the Plan include a Preventative Maintenance and Good Housekeeping Plan? ■ ❑ ❑ ❑ # Does the facility provide and document Employee Training? ■ ❑ ❑ ❑ # Does the Plan include a list of Responsible Party(s)? ■ ❑ ❑ ❑ # Is the Plan reviewed and updated annually? ■ ❑ ❑ ❑ # Does the Plan include a Stormwater Facility Inspection Program? ■ ❑ ❑ ❑ Has the Stormwater Pollution Prevention Plan been implemented? ■ ❑ ❑ ❑ Comment: The plan is very well organized and very thorough. The plan needs to show documentation (yearly) that the SWP3 has been reviewed and amended (in need be). Qualitative Monitoring Yes No NA NE Has the facility conducted its Qualitative Monitoring semi-annually? ■ ❑ ❑ ❑ Comment: Analytical Monitoring Yes No NA NE Has the facility conducted its Analytical monitoring? ■ ❑ Cl ❑ # Has the facility conducted its Analytical monitoring from Vehicle Maintenance areas? ■ ❑ ❑ ❑ Comment: Permit and Outfalls Yes No NA NE # Is a copy of the Permit and the Certificate of Coverage available at the site? ■ ❑ ❑ ❑ # Were all outfalls observed during the inspection? ■ ❑ ❑ ❑ # If the facility has representative outfall status, is it properly documented by the Division? ❑ ❑ ■ ❑ # Has the facility evaluated all illicit (non stormwater) discharges? ❑ ■ ❑ ❑ Page: 3 Permit: NCS000258 Owner - Facility: Glycotech Inc Inspection Date: 10/28/2010 Inspection Type: Compliance Evaluation Reason for Visit: Routine Comment: The facility had records for 2008, 2009 were not present. This facility monitors outfalls more frequently (monthly) than that required by the permit. The outfalls were clean with no evidence of any non stormwater discharges. Page: 4 North Carolina Department of Environment and Natural Resources Division of Water Quality .1% Michael F. Easley, Governor November 21, 2008 CERTIFIED MAIL #: 7007 0220 0000 8216 6988 RETURN RECEIPT REQUESTED Lawrence J. Rosen C.T. Specialties Properties, Inc. 3419 Smallman Street Pittsburgh, PA 15201 Dear Mr. Rosen: William G. Ross, Jr., Secretary Coleen H. Sullins, Director Subject: NPDES Compliance Inspection Report C.T. Specialties Properties, Inc. NPDES Permit No. NCS000258 Brunswick County Jean Conway and myself conducted an inspection of the C.T. Specialties Properties, Inc. facility located at 2271 Andrew Jackson Highway, NE in Leland, North Carolina on October 17, 2008.. This inspection was conducted to verify that the facility is operating in compliance with the conditions and limitations specified in NPDES Permit No. NCS000258. We met with your plant manager, Mr. Jimmy McLawhorn and Mr. Gary Wooten. Mr. McLawhorn had indicated that the facility will be sold in the near future. 1t is our understanding that a transfer of ownership for the stormwater permit NCS000258 is forth corning. The findings and comments noted during this inspection are provided in the enclosed copy of the inspection report. There were no significant issues or findings noted during this inspection and therefore, a response to this inspection report is not required. If you have any questions concerning this report, you may contact me at the letterhead contact information or via email at linda.willis@ncmail.net Sincerely, Linda Willis Environmental Engineer I Enclosige Cc. 'Wilmington Regional Office -- NCS000258 (Brunswick Cnty) 'Central Files, Stormwater Permitting Unit attn: Bradley Bennett Jimmy McLawhorn, P.O. Box 1956, Leland NC 28451 Wilmington Regional Office 127 Cardinal Drive Extension Wilmington, NC 28405 Phone: 910-796-7215 / FAX: 910-350-2004 Internet: www.ncwaterauaiity.org Nne orthCarolina naturally An Equal Opportunity/Affirmative Action Employer 50% Recycled/ 10% Post Consumer Paper Customer Service 1-877-623-6748 Postal ServiceTIV I CERTIFIED MAIL,. • (Domesticcc Only; Cr CIFor delivery 0F"F C AL.:USE a mPoe", go `'' 17, CO�TgZJN 0 Certified Fees r D �`'• C3 C3 Rasum Receipt Fee (Endorsement Required) /7, --••}�t Q Postmark 'V S�Here Q Restricted Delivery Fan [] (EndorsementRegwred) 4 y Total Postage & Fees $ DA. 06, `j _ .!j „ �i. Pic. �.< _ t1�11f�I?�e- �y� ....._..__ L_r,-------- O fti Street, Apf. No.; or PO Box No. 3 ! Crty�71e, ZIP4 7N 7-T5 �6 PS Forin :r. August i6O6 See Reverse Ior Instructions A Compliance Inspection Report Permit: NCS000258 Effective: 07/01/06 Expiration: 06/30/11 Owner: C T Specialty Properties LLC SOC: Effective: Expiration: Facility: C. T. Specialty Properties County: Brunswick 2271 Andrew Jackson Hwy N Region: Wilmington Leland NC 28451 Contact Person: Jimmy McLawhorn Title: Phone: 910-371-2234 Directions to Facility: System Classifications: Primary ORC: Secondary ORC(s): On -Site Representative(s): Related Permits: Certification: Phone: Inspection Date: 11110/2008 Entry Time: 10:00 AM Exit Time: 12:30 PM L Primary Inspector: Linda Willis , _ 1 _ N}_ Prone: 910-79&7396 Secondary Inspector(s): Jean Conwa Phone: Reason for Inspection: Routine Inspection Type: Compliance Evaluation Permit Inspection Type: Stormwater Discharge, Individual Facility Status: ■ Compliant ❑ Not Compliant Question Areas: M Storm Water (See attachment summary) Page: 1 Permit: NCS000258 Owner - Facility: C T Speciatty Properties LLC Inspection Date: 11/10/2008 Inspection Type: Compliance Evaluation Reason for Visit: Routine Inspection Summary: The.site appeared clean with good housekeeping. All outfalls were observed, no evidence of illicit discharges. The SWP3 plan was complete with each component required by the NCS permit. The representative outfall status will have to be re-evaluated when the permit is transferred'to the new permittee. The processes/manufacturing will not be the same __ _as_the_existing.permittee._A new_SWP3_pian will be required of.ihe new permittee: The monitoring requirements for the two outfalls on site will need to be monitored by the permittee. The Stormwater Permitting Unit should specify this'in the permit cover letter. -The new permittee will need to contact WiRO if the existing wastewater treatment (pretreatment) facility will be utilized to treat. wastewater from the manufacturing process. Page: 2 Y Permit: NCS000258 Owner - Facility: C T Specialty Properties LLC Inspection Date: 11/1012008 Inspection Type: Compliance Evaluation Reason for Visit: Routine Stormwater Pollution Prevention Plan Yes No NA NE Does the site have a Stormwater Pollution Prevention Plan? ■ ❑ Cl ❑ # Does the Plan include a General Location (USGS) map? ■ ❑ ❑ ❑ # Does the Plan include a "Narrative Description of Practices"? W �■ Q-❑ -❑ # Does the Plan include a detailed site map including outfall locations and drainage areas? ■ ❑ ❑ ❑ # Does the Plan include a fist of significant spills occurring during the past 3 years? ■ ❑ ❑ ❑ # Has the facility evaluated feasible alternatives to current practices? ■ ❑ ❑ ❑ # Does the facility provide all necessary secondary containment? ■ ❑ ❑ ❑ # Does the Plan include a BMP summary? 0.000 # Does the Plan include a Spill Prevention and Response Plan (SPRP)? ■ ❑ ❑ ❑ # Does the Plan include a Preventative Maintenance and Good Housekeeping Plan? ■ ❑ ❑ ❑ # Does the facility provide and document Employee Training? ■ ❑ ❑ ❑ # Does the Plan include a list of Responsible Party(s)? ■ ❑ ❑ ❑ # Is the Plan reviewed and updated annually? ■ ❑ ❑ ❑ # Does the Plan include a Stormwater Facility Inspection Program? 0 ❑ ❑ ❑ Has the Stormwater Pollution Prevention Plan been implemented? ■ ❑ ❑ ❑ Comment: Qualitative Monitoring Yes No NA NE Has the facility conducted its Qualitative Monitoring semi-annually? ■ ❑ ❑ ❑ Comment: Analytical_ Monitoring Yes No NA NE Has the facility conducted its Analytical monitoring? ■ ❑ ❑ ❑ # Has the facility conducted its Analytical monitoring from Vehicle Maintenance areas? ■ ❑ ❑ ❑ Comment: Permit and Outfalls Yes No NA NE # Is a copy of the Permit and the Certificate of Coverage available at the site? 0000 # Were all outfalls observed during the inspection? ■ ❑ ❑ ❑ # If the facility has representative outfall status, is it properly documented by the Division? ■ ❑ ❑ ❑ # Has the facility evaluated all illicit (non stormwater) discharges? ■ ❑ ❑ ❑ Comment: Page: 3 C.T. SPECIALTY PROPERTIES, LLC 2271 Andrew Jackson Hwy, NE PO Boa 1956 Leland.,. N:C..__28451 910-371-2234 July 6, 2006 Aisha Lau North Carolina Division of Water Quality 1617 Mail Service Center Raleigh, North Carolina a' r Re: NPDES Stormwater Permit NCS000258 C.T. Specialty Properties, LLC Leland North Carolina; Brunswick County o `r' Nnl Dear Ms. Lau, � As referenced in the telephone conversation initiated by Gary Wooten with you on June 28, 2006 and in response to our communication with Linda Willis, Surface Water Protection Section on June 28, 2006; C.T. Specialty Properties, LLC is requesting that the Division of Water Quality (NCDWQ) modify our NPDES Stormwater Permit NCS000258 specifically in regard to lowering the pH Benchmark Values. This request is made in accordance with regulation 15A NCAC 02B.0211-Fresh Surface Water Quality Standards for Class C Waters (3(g)) which states "...except that swamp waters may have a pH as low as 4.3 if it is the result of natural conditions...". Linda Willis has visited our plant site and recommended a sampling plan to document the surface waters pH. The sampling was implemented on May 27, 2006 as rain events occurred. The data, which is attached, indicates low pH values in the waters of Alligator Branch as well as low pH values in the rainwater collected in our rain gauge. We believe the low pH in both cases is naturally occurring (due to swampy terrain and acidic rainfall) and the data shows that it is not associated with collection and discharge of stormwater in secondary containment structures at the plant site. Furthermore, the stormwater discharged from the plant site will consistently be outside the current specified Benchmark Values (as verified by the rain water analysis) unless we implement a treatment to the rainwater to raise the pH before it is discharged to the approved stormwater outfall, or modify the pH Benchmark Values in the current Stormwater Permit. Page 1 of 2 C.T. Specialty Properties is committed to complying with all water quality protection requirements. Thank you in advance for your assistance with this matter. If you have any -questions-regarding this permit -modification request, -please do not hesitate to contact me at (910) 371-2234. -------------------------------- Sincerely, C. . Specialty Properties y whorn Plant Manager CC: Kenneth Carlton, CEO, Nekekim Corporation (CT Specialty Properties, LLC owner) Gary Wooten, Operations Support Leader, CT Specialty Properties, LLC Linda Willis, Surface Water Protection Section -Wilmington Regional Office Attachments: Sampling Plan Narrative Stormwater pH Monitoring Log Facility Site Map Sampling Points Site Map Page 2 of 2 CT Specialty Properties, LLC Starrnwater Mnn[tMna Lan- Alllaatnr Branch nH Proiila Sample Date Approx Sample Time AM Amount of Rainfall Inches Rainguage pH Rain Event Start Rain Event End Approx Duration (Hours) Upstream pH Final Oontainment Dike pH Outfall 002 pH Down- stream pH Down - Stream Feeder H Notre W19/20DB 7:30 0.31 5.3 18-Ma 18-May 3 ** 6 5.3 *" *" **No Sam le 5/22/2008 7:00 0.52 5.5 21-Ma 21-May 2 `* 5.5 5.8 '"No Sample 5/29/2006 7:30 0.55 4.5 28-Ma 28-May 3 4.3 6 5.5 4.4 4.4 6/5/2006 6:30 1.13 4.7 3-Jun 3-Mar 6 4.4 5.3 5.3 4.5 4.4 6/B/200$ 9:30 0.08 5.3 5- Ju 5-Jun 1 *3.9 5.5 5.3 4.3 1 4.4 *No flow 6 Q006 7:00 0.22 4.7 6-Ju 7-Jun 3 *3.9 5.3 5.4 4.3 4.3 *No Now 6/9/2006 7:30 0.2 4.7 8-Jun 9-Jun 4 4 5.5 5.5 4.4 '4 *No flow 6/13/2006 7:45 0.81 4.8 124un 13-Jun 6 4.2 6 5.8 4.6 `4 *No flow 6/14/2006 7:00 0.28 5 13Jun 14-Jun 3 4.2 5.5 5.7 4.7 *4.1 *No flow 6/15/2006 7:30 0.33 4.5 14-Jun 15-Jun 3 4.5 a 5.8 4.8 4.3' 6/2812006 8:00 0.13 4.5 24-Jun 25-Jun 2 4.3 5 4.8 4.4 *4.2 *No flow 6/27/20DB 6:30 0.65 4.5 26-Jun 27-,Jun 2.6 4.5 5.5 5.1 4.6 413 8/30/20DS 7:00 4.1 5.1 29-Jun 29-Jun 2 5.1 5 5.6 4.9 4.7 I NOTES k Measured Typical PH range of Coollno Tower water is 8.0-9.0 Measured Typical PH range of Boiler Steam Condensate is 9.0-10.5 Measured Typical PH Range of County Water is 6.0-7.0 I I I I l r nae 1 DRAINAGE AREA 2 EOUaATION BASIN CLARIFIER % 1, ItkdRtt iGROUNDWATER 1� pPR�xRAPSE 4 OITC-1 REMEDIATION A :LOG: I PRE-TREATMENT TANKS i TR c s D 4— Z DRAINAGE AREA I . � ,O,OOD GAL. FUEL TANK OIL STORAGE Peapax / Gas Tank CULVERT �i. �� o a flaaox,wu�sM a ,' ./ OUTFALL #002 � � . A - �\ � storepe Building / T 11 B�nc� , ` a Stprrnvaea Fnd {l� Pump Have k ~ � T `�• Bker3ip 1�Ce4itq Tower r7' I Race Ll�ia t SwimnirgPod , a� v� / LEGEND � Istamwelat . , r -JS HWY. 74/76 F Fanci �� 1 =SECONDARY CONTAINMENT 1 D,000 gel.:kdk i J ,( Storage Tanks g k ♦! �L// OTHER, IMPERVIOUS SURFACE Truck Leading iT Hydrogen 0 / - Liq,adNOopm =LOW pi+iECiIDN Dock 2 Gm Storage Tank ♦� ♦� f f — — — DITCH OR SWALE 1 Hydrogen Tube S ORWATER DISCHARGE Sim —Shed Tracers OUTFALL ""umuft. D+2A0:AGr_ AREAS aurdDus Peaca iSnide HWaibeRm RAILROAD TRACKS I shmae Shed 4 Satd � 1 Pnnei Gsse BASE MAP WAS PROVIDED BY C.T. SPECIALTIES CORP. 4 DRAWING IS INTENDED FOR GENERAL LOCATION I 1 Tned` INFORMATION ONLY. DRAWING SCALE IS APPROXIMATE. 1 cored Gravel PwUry Ga0e Lit Stetimtc erg Area O B..,.k Co. POTw V.-ALL R001 Gravel pecats + f Ravel Access Nct« Oufd tt001 Wes takai gut dserv�ee,999 ad Ditch Toward Hood Creek k 0 40 60 120 PavadAoaass ` / muwt m to used as rnrad n the -? Road _ SWP3Plan Aloft drampoa Altlgaor Branch Conlivance r I Pevargrt Ends &WAM 0 Oudai 0 OD2. 1 r odd Dirl Rood APPROXIMATE GRAPHIC SCALE j PROACT eegA. v.pr cLtsnprrt-s F=Af; ! TRC Triangle, Inc.wT G•Mcs ITN SITE DRAINAGE PLAN ! 7/2001 C.T Specialty Properties, L.LC RALEIGH. N.02 . ` wILAIINGTCN. N.C. REVISE€} 511 /06 by Gary Wooten to comply with new Stormwater Permit effective swol). i CHARLOTTE. N.C. o'Hood Creek Sample Point A located 1.4 mile off LIS7+76 at Avert on Harrelson Rd. Clearcut Area makes up the drainage for the feeder branch Sample PointU. (ekt culvert) Road Locked Gate North Site Map for CT Specialty Properties Stormwater Sampling Points to: determine Alligator Branch pH Characteristics and evaluate impact of Stormwater Discharges from CTSP Plant Site on Stream pH Drawing Not To Scale... Distances are estimated GaryWooten 6/8106 Aliigator Branch Rom approi 0.4 mile from WWI 002 to sampling point ai culvert on Harrelson Road. US 7+76 Highway Railroad Track Power Transmission Line Paved Driveway into CT Speciaftl Properties Alligator Branch f CT Specialty PropertiesPlant Site Locked Gahrs - Outfall 002 .Sprayfield Upstream sampkg Posit C at culvert under road to Spf44ield I Page 1 of 4 CT Specialty Properties SAMPLING PLAN NARRATIVE Submitted to Aisha Lau on 7/6/06 (Gary Wooten's project notes, edited 6/30/06) BACKGROUND INFORMATION 2/15/06.... Draft Stormwater Permit issued "Significant changes," mentioned in cover letter. 4/22/06... Started collection of rain gauge data Evaluating relationship of acidic rainwater & permit changes. V27/06 ... Conducted Spring Stormwater Sampling Outfall 002. Out#all 002 Spring Report mailed to DWQ-Raleigh Tuesday 5-23-06. Qualitative Monitoring points all OK (New Permit is effective July 1 2006; Analytical Monitoring was elective, not required) Analysis: pH was 5.8. New pH benchmark range is 6.0-9.0. Analysis: COD was 88. New COD benchmark is 120mg/L max. 5/13/06...Phone call with Linda Willis Discussed Spring Sampling results and low pH of rainwater Linda suggested upstream/downstream sampling 5/19/06...Follow-up call with Linda Willis **Linda called Gary back to discuss status of upstream and downstream feeder sampling she had suggested. Gary informed her that the rain events had not been sufficient to obtain flow in Alligator Branch, but that a 6-point sampling plan had been formulated and potential sampling sites identified. **Linda stated she would be visiting the plant site in late summer and that unless we had specific new issues to discuss, we should follow thru with our sampling plan to document that our stormwater discharges are not affecting the water quality in Alligator Branch. She will be looking at our data during the next site visit. Evaluation of the data may require further sampling and possibly revision of SWP3 Management Plan. 5/27/06 ... First rain event in (-point sampling program Implemented sampling program, recording data on spreadsheet 6/16/06... Final draft of Stormwater Permit issued, to be effective 7/1/06 6/26/06 ... Discussed 6 point Sampling Data and permit revision with Linda Willis 6/28/06 ... Contacted Aisha Lau, planned submitting permit revision request. 6/30/06 ... Permit Revision Request Package submitted to Aisha Lau (End of background Information-G Wooten) V� Page 2 of 4 5123/06...SIX POINT STORMWATER pH SAMPLING PLAN . _ A. Stormwater Monitoring Log Our path forward is to record rain events: date, time, duration, and amount of rainfall. For each event we will analyze and record the pH of reengage water,.upstream flow. pH, Outfall 002 pH, and downstream feeder pH. Data will be collected in attached spreadsheet and stored in CTSP common e-Molder as well as in the Stormwater Discharge Logbook, and kept current in preparation for the late summer visit by DWQ. B. Sampling Points Following are the six -sampling points and a brief description of each: 1. Sample Point A:"Downstream- culvert where Harrelson road crosses Alligator Branch (Picture is Attached) * * The downstream portion of Alligator Branch is a series of thickly vegetated low-lying bay -like areas with a poorly defined 'run' that lies on property on the north side of US74/76 owned by Bobby Harrelson, (Landmark Corporation) and a second portion owned by Raeford Trask. The property is currently in use as a hunting lease controlled by Bobby Harrelson, and the access road is gated and locked. Gary is trying to obtain permission to access the property. It is desirable to collect pH samples from Alligator Branch at the road culvert where it flows under Harrelson road as it flows toward junction with Hood Creek. 2. Sample Point B: Feeder stream -north side of Alligator Branch, culvert where right hand fork in Harrelson mad crosses drainage before it flows into Alligator Branch. (this drainage is isolated from our discharges and will serve as a comparison point to show if acidity is common to the area or originating from CTSP stormwater discharges. **This is the first, and possibly only accessible point to collect a sample from a feeder flow downstream of Outfall 002 and where pH cannot be affected by Outfall 002. Based on information from Jimmy Hollis, a previous leaser of the property, the only discernable flow thru this section of Alligator Branch during the drier spring months is immediately after a rain event. Currently (as of 5/23/06) there are small standing puddles of water and areas of muddy ground affording no opportunity to obtain a representative sample. 3.Sample Point C: Upstream- Same ditch (Alligator Branch) where Outfall 002 is located. **The upstream sampling point will be on CTSP property at the culvert where Alligator Branch crosses the road leading to the CTSP sprayfield. This is located upstream of outfall 002 and is representative of the flow before any Stormwater discharged from CTSP secondary containment devices or run off from Drainage Areas 1 or 2 (shown on SWP3 Site Drainage Plan) enters Alligator Branch. This area is the "headwaters" section 2 Page 3 of 4 of Alligator Branch resulting from another bay -like area draining the area immediately south of the CTSP sprayfield (which is not currently in use, out of service approximately 9 months to date. The most recent use of the sprayfield was with the National Starch groundwater remediation activities, but that remediated water is now sent to Brunswick County POTW instead of the sprayfield.) 4.Outfall 002: (Shown on SWP3 Site Drainage Plan) **Site of pH sampling, which does not meet Benchmark Limits in Stormwater Permit. 5. Rain gauge (Located South side of Warehouse shown on SWP3 Site Drainage Plan) ** Measure pH and volume of rainwater to help determine if low pH of collected stormwater is the product of a naturally occurring event(s) or as a result of conditions at the plant site which lower pH of Stormwater while it is being collected in CTSP secondary containment structures. 6. Final Containment Sumps (Shown on SWP3 Site Drainage Plan) **Stormwater is collected in various containment structures and routed here for final inspection before discharge. (pH checks are performed here per our SWP3 Best Management Practices.) (End of 5/23/06 Sampling Plan-G Wooten) REQUEST FOR REVISION OF PERMIT -Summary of events (thru 7/6/06) 6/26/06... Phone call with Linda Willis Gary called Linda Willis on Monday 6/26/06 @ 15;00 and left message on her voice mail stating that we had received the final version of our new Permit and that sampling results. to date indicate that we will not be able to meet the pH benchmarks of 6.0-9.0 as specified in the new Permit, and we feel it is inappropriate to accept the Permit as written because the benchmark pH range is not achievable. We have a 30-day window (until July 16) to petition Raleigh for any items we find unacceptable in the Permit. Linda returned Gary's call on Monday 6/26/06, but Gary had left site. 6/28/06...Phone call with Linda Willis Linda and Gary spoke again Wednesday, 6/28/06 and pH sampling was discussed. Linda was informed that we desired to petition Raleigh to request a permit revision, given that the data we have obtained to date suggests the low pH is not influenced by the plant operation, but instead is a result of naturally occurring conditions (i.e. rainfall pH and swamp water). She suggested we could request a Permit revision based on an exemption for pH as low as 4.3 for swamp waters, if the low pH is from natural conditions. 3 Page 4 of 4 (6/28/06 con't) The upstream, feeder stream, and rain gauge sample data we have collected show this to be true. Pictures and SWP3 narrative document the swamp conditions. Linda also suggested that we call Aisha Lau in the Raleigh office to discuss an exact path forward, but suggested we E-mail the spreadsheet and sampling diagram to Aisha as well as a formal letter. Linda sent Aisha an. e-mail outlining our situation, and provided Gary with an explanation of Regulation 15A NCAC 02B.0211 "Fresh Surface Water Quality Standards for Class C Waters (3(G))" that apply to our situation. 6/28/06... Phone Call with Aisha.Lau Gary called Aisha Lau (919) 733-5083 ext 578 at 09:30 Wednesday, 6/28/06 and left brief message on voicemail requesting a return call. Aisha returned Gary's call same day and stated she had received Linda's e-mail outlining our pH problems and Linda's suggestion for the path forward. Aisha requested we e-mail our data to her, as well as prepare a formal request on Company Letterhead being sure to reference our Permit number. Gary asked about discharging stormwater in the interim period, since the new permit is effective July 1, and Aisha stated that Linda had provided e-mail documentation and recommended the permit modifications be made, based on an exemption for swamp waters. Aisha estimated the total time required to evaluate and process the requested permit modification will take one to two months. 6/29/06: Collected full set of samples from Wednesday's rain event. 6/30/06 Collected full set of samples from Thursday's rain event. Entered final data in spreadsheet. 7/6/06 Send e-mail and certified US Mail to Aisha mid -day 7/6/06. Jimmy McLawhorn as Facility Contact Person, signed Request Letter. (End of Request for Revision of Permit, 7/6/06-G Wooten) (End of Samolina Plan Narrative) 4