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HomeMy WebLinkAboutWI0300132_Regional Office Historical File Pre 2018Beverly Eaves Perdue Governor ATA NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality _ Charles Wakild, P. E. a PDe F:�emanr Director �� --' �' I� --� Secretary i ij 11:2) July 7, 2012 Petitioner For DSCA Site #60-0028 c/o ATC Associates, Inc. 2725 East Millbrook Road, Suite 121 Raleigh, North Carolina 27604 Subject: Completion of 5I Injection Well Permit WI0300132 ATC Associates, Inc. Mecklenburg County Dear ATC Associates: R LILT JUL 2 4 2012 pl+VG2 - Aquifer Protection On April 9, 2012 the Aquifer Protection Section received your Final Project Evaluation for injection activities conducted under your permit referenced above. This report completes the monitoring and compliance reporting requirements of your permit. Staff from the Mooresville Regional Office confirmed that there are no outstanding reporting, compliance, or enforcement issues associated with your permit. Any other compliance monitoring or reporting requirements of any other regulatory programs shall continue as needed. If you wish to conduct future injection operations you must first apply for and receive a new injection well permit. Operating an injection well without a valid permit could result in a civil penalty of up to $25,000 per day. Please contact Eric G. Smith by phone at 919-807-6407 or by email at eric.g.smith@ncdenr.gov or Debra Watts by phone at 919-807-.6338 or by email at debra.watts@ncdenr.gov if you have any questions. Best Regards, Eric G. Smith, P.G. Hydrogeologist cc: d civait Cff4.2a1VIRG-RegiTona211O:f�f Alan Chapman — DSCA—DwM WI0300132 Permit File AQUIFER PROTECTION SECTION 1636 Mail Service Center, Raleigh, North Carolina 27699-1636 Location: 512 N. Salisbury St., Raleigh, North Carolina 27604 Phone: 919-807-64641 FAX: 919-807-6496 Internet: www.ncwateroualitv.orq An Equal Opportunity \ Affirmative Action Employer NorthCarolina @tutallj Injection Evaluation Report Injection Well Permit #WI0300132 Sharon Cleaners 4724 Sharon Road Charlotte, Mecklenburg County, North Carolina ATC Project No. 45.34341.6028 DSCA Site No. 60-0028 TC ASSOCIATES INC. March 26, 2012 Mr. Thomas Slusser State of North Carolina Department of Environment and Natural Resources Division of Water Quality Aquifer Protection Section-UIC Program 1636 Mail Service Center Raleigh, North Carolina 27699-1636 RE: Injection Evaluation Report Injection Well Permit #WI0300132 Sharon Cleaners 4724 Sharon Road Charlotte, Mecklenburg County, North Carolina ATC Project No. 45.34341.6028 DSCA Site No. 60-0028 Dear Mr. Slusser: 2725 E. Millbrook Road, Suite 121 Raleigh, North Carolina 27604 Phone 919-871-0999 Fax 919-871-0335 www.atcassociates.com ATC Associates of North Carolina, P.C. (ATC) is pleased to submit this Injection Evaluation Report to document the results of injection activities completed to remediate impacted groundwater at the above referenced site. The following sections document background information, injection activities, pre -injection and post -injection groundwater analytical data, and ATC's conclusions. ATC is also enclosing two reports which further document sampling events conducted between September 2009 and August 2011. 1.0 BACKGROUND The site property is located at 4724 Sharon Road in Charlotte, North Carolina. The property is owned by Center Properties SP, LLC and currently is occupied by Elite Cleaners, a dry cleaning drop-off/pick-up only station. Dry cleaning operations were performed on -site from approximately 1993 to 1998. A Phase II Environmental Site Assessment was performed by Hart & Hickman, P.C. on May 31, 2001. Soil and groundwater samples collected during the Phase II indicate evidence of a drycleaning solvent release. In 2005, property owner petitioned for acceptance of the site into the North Carolina Drycleaning Solvent Cleanup Act (DSCA) Program.. ATC began work at the site in 2007 under contract to the DSCA Program. Assessment activities completed by ATC indicated a plume of impacted groundwater extending from the site property approximately 1,000 feet downgradient to the west-northwest. In August 2009, ATC submitted an injection permit application to the Underground Injection Control (UIC) Group of the Aquifer Protection Section. The application proposed an injection of Anaerobic Biochem (ABC) plus Zero Valent Iron (ZVI), also known as ABC+, to reduce Sharon Cleaners (Permit No.WI0300132) 4724 Sharon Road, Charlotte, NC March 26, 2012 Page 2 of 4 contaminant concentrations in the source area on the site property. In response, Injection Permit #WI0300132 was issued. Originally, ATC planned to perform injection into eight borings during one injection event. However, per ATCs communications with the UIC Program, the injection was later split into two events. The first event was performed in October 2009 and included four injection borings around MW-1. The second event was performed in October 2010 and included five injection borings around MW-18. This report documents the both injection events performed by ATC. 2.0 FIELD ACTIVITIES 2.1 Pre -Injection Sampling A pre -injection sampling event was conducted on September 17, 2009. Per the requirements of the injection peiinit, the sampling included collection of groundwater samples from monitoring wells MW-1, MW-2, MW-3, MW-4S, MW-5S, and MW-15BR. ATC also attempted to sample well MW-11 but this well was found to be dry. The samples were collected in laboratory - provided sample containers following EPA guidelines for low flow sampling. Field measurements of temperature, dissolved oxygen, oxidation-reduction potential (ORP), pH, and specific conductivity were collected using a calibrated water quality meter to assure representative formation water was collected. Ferrous iron was also measured in the field using a Hach Test Kit. The samples were then entered into chain -of -custody, placed in an ice filled cooler, and shipped to Southern Petroleum Laboratories, Inc. (SPL) for analysis of volatile organic compounds (VOCs) by EPA Method 8260B and total organic carbon (TOC) by Standard Method 5310B. A summary of groundwater analytical data specifically related to the injection permit requirements is presented in Table 1. Monitoring well locations are shown on Figure 1. Refer to the separate Assessment Report dated December 17, 2010, for the laboratory analytical reports, groundwater elevation contour maps, and contaminant isoconcentration contour maps. 2.2 Injection Activities Redox Tech, the manufacturer of ABC+, performed both injection events with supervision by ATC staff. The first injection event was performed between September 28 and October 1, 2009. Four temporary direct -push injection points were advanced in the area of MW-1. Approximately 3,050 gallons of 7 to 9 percent ABC solution and 170 pounds of ZVI were injected into the direct -push points. The second injection event was performed between October 6 and October 8, 2010. Five temporary direct -push injection points which were advanced in the area of well MW- 18. Four injection points were planned, but the fifth point was located adjacent to one of the original four injection points to correct for day lighting issues. Approximately 3,006 gallons of approximately 10 and 13 percent ABC solution and 1,923 pounds of ZVI were injected into the direct -push points. Field summary reports are included in Appendix A. Injection point locations are shown on Figure 2. Sharon Cleaners (Permit No.WI0300132) 4724 Sharon Road, Charlotte, NC March 26, 2012 Page 3 of 4 2.3 Post -Injection Sampling The injection permit originally required sampling of MW-1, MW-2, MW-3, MW-4S, MW-5S, MW-11, and MW-15BR two weeks after the injection, one month after the injection, then quarterly for one year. On August 25, 2010, ATC obtained approval from the UIC Program to reduce the post -injection monitoring to include quarterly sampling for one year (with no sampling two weeks and one month after injection). Per the approved schedule, ATC performed post -injection sampling events on October 13, 2009, November 5, 2009, February 25 through March 5, 2010, July 20, 2010, November 10 through December 29, 2010, February 28 through March 1, 2011, May 23 through 24, 2011 and August 22, 2011. During each event, ATC attempted to sample monitoring wells MW-1, MW-2, MW-3, MW-4S, MW-5S, MW-11, and MW-15BR. However, monitoring well MW-11 could not be sampled during several events because it was dry. Monitoring wells MW-17 and MW-18 were installed in the injection area in February and March 2010. Sampling of these wells is not required by the injection permit, but the wells are located in the injection area and were incorporated into the sampling schedule. During each sampling event, field measurements of temperature, dissolved oxygen, ORP, pH and specific conductivity were collected using a calibrated water quality meter to assure sampling of representative formation water. Ferrous iron was also measured in the field using a Hach Test Kit. The samples were then entered into chain -of -custody, placed in an ice filled cooler, and shipped to SPL for analysis of VOCs by EPA Method 8260B and TOC by Standard Method 5310B. A summary of groundwater analytical data specifically related to the injection permit requirements is presented in Table 1. Monitoring well locations are shown on Figure 1. Concentration versus time graphs are included in Appendix B. Refer to the separate Assessment Report dated December 17, 2010, and Groundwater Monitoring Report dated March 26, 2012 for the laboratory analytical reports, groundwater elevation contour maps, and contaminant isoconcentration contour maps. 3.0 INJECTION EFFECTIVENESS EVALUATION Data collected from pre and post -injection monitoring activities suggest that the injection was effective in significantly reducing tetrachloroethylene (PCE) concentrations in the injection area. The injection activities were targeted around source area wells MW-1 and MW-18. Following is a summary of PCE concentrations pre and post -injection for these wells: • MW-1 - Reduction in PCE concentrations from 4.9 milligrams per liter (mg/L) to 0.027 mg/L • MW-18 - Reduction in PCE concentrations from 7.3 mg/L to 0.012 mg/L Sampling of monitoring wells located nearby upgradient and downgradient of the immediate injection area showed no significant variations in PCE concentrations before and after injection, with the exception of monitoring well MW-17. PCE concentrations in well MW-17 decreased from 2.6 mg/L prior to the second injection to 0.77 mg/L during the most recent sampling. Sharon Cleaners (Permit No.WI0300132) 4724 Sharon Road, Charlotte, NC March 26, 2012 Page 4 of 4 Some increases in the concentrations of breakdown products (trichloroethylene, cis-1,2- dichloroethylene, and vinyl chloride) were observed following injection both in the source area wells and surrounding wells. ATC is hopeful that these concentrations will continue to reduce over time due to biological reductive dechlorination. If you have any questions or require any additional information, please contact us at (919) 871- 0999. Sincerely, ATC Associates of North Carolina, P.C. Steven M. Aldis, P.G. Project Manager NC Professional Geologist #1900 Genna K. Olson, P.G. Program Manager NC Professional Geologist #1660 Attachments: Table 1 — Pre and Post -Injection Groundwater Analytical Data Figure 1 — Site Map Figure 2 — Injection Point Location Map Appendix A — Injection Summary Appendix B — Concentration Versus Time Graphs cc: Mr. Al Chapmen — NCDENR DSCA Program TABLES w N Groundwater Sampling Point a th O z o O Table 1: Pre and Post -Injection Groundwater Analytical Data . E 6, i i 5— ii Sampling Date (mm/dd/yy) Post -Injection #2 n, Post -Injection #2 Post -Injection #1 Post -Injection #1 a N N Post -Injection #2 o `�, N Post -injection #1 Post -Injection #1 Post -Injection #1 Post -Injection #1 Pre -Injection #1 Post -Injection #2 N 2 0 R Post -Injection #1 Post -Injection #1 Post -Injection 41 0 ? e 2 Timcframe w •le' .. w w El Piu , 1 O o v .. a ..; Temachloroethylene o C 8 ti Trichloroethylene o s-1,2-Dichlorocthylene IAAAAA �. U U �' o v a v �. �' o Hans-1.2-Dichloroethylem A v ..• v v ov v. F.1 0 o v �. �, v v v. v' ... •-. ... > 0 ,-, o' a 1,1-Dichlorocthylene 1 .o o v v v, v �, v v v 1 o v v� v �• v �• ... �• 1 c m o v w v ..• k.• Vinyl chloride �• v v v v v v v 1 o VIv. v s v v v a �^ v �. 1v F.v Benzene _ $ Chloroform 1 0 ,.• s v v v v 1 o v v v ,.� v v v v 1 o v o Q o c ,.• .• v `^ ... Ethylbenzoo 1 o ... v ..• v v v v v 1 0' v v v �.• s v v v 1 0 ` ` v v v o• v v Naphthalene v v v ,.. L. �.• ,.• 1 . v v �.• v v v �.• v' o v �, v .. s , v v Toluene v o .A v v o v.v ' o v v o v v o v v ' o ~ v v V1 o v. v Xylencs (total) 4LI P Acetone ' 1 o .o• �• a 1 1 v U �•' 0 0 S �• U �• Chloromethane v v v v ..• v v v v v �• 1 o S v o 8 v v v v Q. Mcthylone chloride 1 o 0 0 0 .. .- .- o 0 1 o .. ... ,. o o �' o v o a N v 4 0 2-Butanone ' 1 o �• ` a ,.. i.2 N N a a N a it 0 Total organic carbon (Toe) v '•' N ..• o v _ i".i,. r3 o o a N �' 'a a w If w „ Dissolved oxygen (DO) 111 v j w w w p Ferrous Iron Z a Z a z a z a 2 a z a Z a z a z a z a z a Z a z a L a z a Total Iron c. — o. a > �^ N 4 4 c. v w w — +- 'r' 4 �„ w c ,o >e � o, 3 Oxidation reduction < Potential (ORP) _ » N N o v =` 4 _ o, c� _ N a 3w Conductivity .- a o v :o N 4 .., w oe U. N v .- w ,- o PH v. n Temperature Groundwater Sampling Point Table I: Pre and Post -Injection Groundwater Analytical Data a s ,, _ a a_ - 5 a, o a ' N s R a s 8 w Sampling Date (mm/dd/YY) Post-Injcclion 42 Post -Injection 42 o 5 Post, Injection #2 ° o 5 Post -Injection 41 o •-, R Pori -Injection #2 Post -Injection 42 o g' -o 5 g Post-Injection#l.. 0 5 0 5 R 0 5 Pre -Injection # 1 .1 0 5 -o ' Post -Injection 42 0 0 5 Post -Injection #1 0- 5 o B' -'O B a. TimeCmme Not sampled - Dry 0 V P $ - z w .z P 6 z a. Not sampled Dry - • — - - Not sampled - Dry u N e J R v o o 0 0 .. 0 0 Tetrachloroethylene 0 Sr; o Si A o w e w o +- a o ... v. pN , c v PPggee = Trichlorocthylene a, a .n a H a 4 - A 4 4 4 L.4 a e $ si._ w a v.8028 cis-1;2-Dichloroeth.9cne A v, A a A ,,. A a A a A a A a. A a, A �. A a A a A a A a o 8 4 0 u o 8 A ca A v, A - c vans-I,2-Dichloroethylenc 88 u S 88 o 6 A a 6 u a A A o 88 6 U o $ a A A o a 0 1,1-Dichlorocthy]eoc 0 A A- o- go A o 0 o A o o P a P S a o o o o a g 8 g, 0 g g Vinyl chloride aa a s a s A A A s a a a A a o A -a A A a A Benzene A A 0 A A A g o A A A A A A A 'g A A AA A A A A Chloroform A a a s A A a A a -A A A A A a A A A A A A A Ethylbenzenc A A AA 0 0 AA g 0 0 0 A o A o A A no A A AA Naphthalene a s s s a a A a o a a a OOOOOOOTIuene o A o A A 0 0 -0 0 0 0 66 o 0 A A o A A A 0 Xylenes (total) ` o 0 8 0 w Ea a A 0 w 0 w 0 a 0 a 0 a 0 2 0 w 0 0 U 0 0 a A Acetone A ... A ... a u A v.. A ,,. A a a a ,,, o ,.. AA v, U a ,.. o ,,. -A S A s a N P 4 a v a a N a u a N Chloromethnne 66 ,n ,n A a aa a a a o .n a to A v. a a a a A a A ato a A to 4 a ,n A' to a a A vi A ,n A to Methylene chloride A A A A A a a a a a A a A A A a- A o A o A Ao. 2-BulanonC D o N . 9 >. 4 4 .,. ,,, c� .. Total organic carbon (TOC) - z a N 0 Well volume to small to collect A :-' oo t v'i w .H u .. N N v. oe .- v c ; N o 0 0, Dissolved oxygen (DO) z a, z a - 3 6 6 6 z a z C7 u - O i. N N z a z q w w N Ferrous Iron z a z s '. 4 a a a a a z a z a z a z a z a Total Iron t„ ,,� ,,, N w — be �, i, oo — v ., 'O 3 Oxidation reduction < potential (ORP) " " a �N ,o N ' " 0" a - °° a ,., a rn o w Conductiviq. c.,P.. ,.: w P ii. P. o P. pi ELPH u N a » . w ,.. > N N ,c : N 0Temperature 'o_ O o.. = O_ a. 5 - N-: o-, • �' c o=: xr-_ o. • o ro= - 5 -R O_ J 2 O A AA 'o- s -A- A A,- A- A -A A -A A-. A A s A A A 0 = A.. tor A f94000'0 S000'0: A O A- :or' a A 81 A A A A' A AA A. A A-_ 0 A A A- Groundwater Sampling Point Sampling Date (mm/dd/yy) Timeframe Tetrachlorocthylene Trichloroethylene cis-I2-Dichloroethylerm trans-l.2-Dichloraethylen< 1,1-Dichloroethylene Vinyl chloride Benzene Chloroform Ethylbenzene Naphthalene A A A A AA A 05 A A A A A A A A 's A A A A- -s A A A, A o A, zo- J- A A- A A A` A 6 6 a`- Toluene Xylem (total) Acetone Chloromethane Methylene chloride 2-Butanone Total organic carbon (TOC) Dissolved oxygen (DO) Ferrous Iron Total Iron C Oxidation reduction potential (ORP) Conductivity J z pH tzt to - a 0 Table 1: Pre and Post -Injection Groundwater Analytical Data Ito n Temperature FIGURES ONI 108 HSfld 103211G 0 O O O z NOIIVO01 113M ONI2:1011NOIN m m z -- III I LL/ I L 0 10 NOTES: FAIRHEATH ROAD ASPEN COURT J WALDEN COURT o 0 I i TITLE FIGURE 2 SITE MAP FORMER SHARON CLEANERS 4724 SHARON ROAD CHARLOTTE, NORTH CAROLINA BARCLAY DOWNS ROAD ASSOCIATES INC. Raleigh, North Carolina 27604 (919) 871-0999. FAX (919) 871-0335 CAD FILE 1253153.dwg TYPE CODE 6028 PREP. BY BB REV. BY GO SCALE 1 "=200' DATE 04-20-2009 PROJECT NO. 45.34341.6028 li BEDROCK MONITORING WELL LOCATION NOTES: NOLLVOO1 113M ONI2:1O1IN0IN N3G Jf192f3A0 r m o z o TITLE FIGURE 1 SITE MAP FORMER SHARON CLEANERS 4724 SHARON ROAD CHARLOTTE, NORTH CAROLINA ASSOCIATES OF NORTH CAROLINA, P.C. Raleigh, North Carolina 27604 (919) 871-0999 FAX (919) 871-0335 CAD FILE DSCA ID 60-0028 PREP. BY AF REV. BY SA SCALE 1 " = 200' DATE 3/26/12 PROJECT NO. 45.34341.6028 A NI 31VOS 31HWIXO8dd' O 0 O 0 m Z Z n -1 "0 c Z -Z (.4 0 0 m m m O r- O O Z r- 0 - p O Z Z:. z m m / P>/ /�/� n it co * N m 0� ��' o n cn 0 D Z xi co 0 0 m o m=0 Z�� m O m XZ77 0 0 77 Z m — z� 0 0 D-< C-) 2 Z m U) -um D mm G1 NOTES: TITLE FIGURE 2 INJECTION POINT LOCATION MAP FORMER SHARON CLEANERS 4724 SHARON ROAD CHARLOTTE, NORTH CAROLINA OlokTC ASSOCIATES OF NORTH CAROLINA, P.C. Raleigh, North Carolina 27604 (919) 871-0999 FAX (919) 871-0335 CAD FILE GMRFIGURES DSCA ID 60-0028 PREP. BY SMA REV. BY GO SCALE 1"=10' DATE 3/26/12 PROJECT NO. 45.34341.6028 APPENDIX A INJECTION SUMMARY Injection Summary Data Table For ATC - Charlotte NC - ABC+ Injections First Injection 10/1/2009 Injection Depth Flow Rate Amount Chemical Point Date Start Time End Time Interval (ft) (gpm) Injected (gal) Injected (Ibs) IP 1 10/1/2009 10:09 10:17 33 15.6 125 70.825 IP 1 10/1/2009 10:23 10:33 29 12.5 125 70.825 IP 1 10/1/2009 10:37 10:49 25 10.4 125 70.825 IP 1 10/1/2009 10:52 11:01 21 13.9 125 70.825 IP 1 10/1/2009 11:10 11:18 17 15.6 125 70.825 IP 1 10/1/2009 11:22 11:34 15 10.4 125 70.825 IP 2 10/1/2009 11:55 12:16 18 11.9 250 141.65 IP 2 10/1/2009 12:20 13:07 15 NA 250 141.65 IP 2 10/1/2009 13:13 13:36 11 10.9 250 141.65 IP 3 10/1/2009 13:45 13:57 29 10.4 125 70.825 IP 3 10/1/2009 13:59 14:16 25 7.4 125 70.825 IP 3 10/1/2009 14:23 14:40 21 7.4 125 70.825 IP 3 10/1/2009 14:46 14:58 17 4.2 50 28.33 IP 4 10/1/2009 15:02 15:29 30 7.4 200 113.32 IP 4 10/1/2009 15:35 16:05 26 8.3 250 141.65 IP 4 10/1/2009 16:09 16:34 22 10.0 250 141.65 IP 4 10/1/2009 16:37 16:51 18 8.9 125 70.825 IP 4 10/1/2009 16:54 17:07 14 9.6 125 70.825 IP 4 10/1/2009 17:10 17:44 14 3.7 125 70.825 TOTALS 3000 170 Injection Summary Data Table For ATC - Charlotte NC - ABC+ Injections Second Injection 10/5/2010 to 10/6/2010 Injection Point Date Start Time End Time Depth Interval (ft) Flow Rate (gpm) Injection Pressure (psi) Amount Injected (gal) Chemical Injected (Ibs) IP-1 (IP-5) 10/5/2010 8:27 8:35 28 11.7 100 94 64 IP-1(IP-5) 10/5/2010 8:45 8:54 25 10.4 100 94 64 IP-1(IP-5) 10/5/2010 9:10 9:17 22 13.4 100 94 64 IP-1 (IP-5) 10/5/2010 9:32 9:38 19 15.7 100 94 64 IP-1 (IP-5) 10/5/2010 9:53 10:03 16 9.4 100 94 64 IP-1 (IP-5) 10/5/2010 10:16 10:23 13 13.4 100 94 64 IP-1 (IP-5) 10/5/2010 10:40 10:45 10 18.8 100 94 64 IP-1 (IP-5) 10/5/2010 11:00 11:08 8 11.7 100 94 64 IP 2 (IP-6) 10/5/2010 11:33 11:42 28 10.4 100 94 64 IP 2 (IP-6) 10/5/2010 11:58 12:04 25 15.7 100 94 64 IP 2 (IP-6) 10/5/2010 2:10 2:20 22 1.5 65 15 14 IP 3 (IP-7) 10/5/2010 2:25 3:13 28 4.6 . 65 220 150 IP 3 (IP-7) 10/5/2010 3:25 3:48 25 4.1 65 94 64 IP 4 (IP-8) 10/5/2010 4:15 4:42 28 7.0 75 188 128 IP 4 (IP-8) 10/5/2010 4:45 5:13 25 6.7 75 188 128 IP 4 (IP-8) 10/5/2010 5:17 5:42 22 7.5 75 188 128 IP 4 (IP-8) 10/5/2010 5:55 6:27 19 5.9 75 188 128 IP .4 (IP-8) 10/5/2010 6:40 6:47 16 13.4 75 94 64 IP 4 (IP-8) 10/6/2010 8:35 . 8:59 13 7.3 75 175 119 IP 5 (IP-9) 10/6/2010 9:20 9:56 30 7.8 100 282 192 IP 5 (IP-9) 10/6/2010 10:07 10:55 28 5.9 100 282 192 IP 5 (IP-9) 10/6/2010 11:00 11:20 25 7.6 100 152 103 TOTALS 3006 2050.71 APPENDIX B CONCENTRATION VERSUS TIME GRAPHS Concentration 10 9 8 6 5 4 3 2 1 0 11/16/04 Oh \cb MW-1 Concentration of Constituents in Groundwater vs Time 1/23/07 —0— Tetrachloroethylene Trichloroethylene cis-1,2-Dichloroethylene .Vinyl chloride 6/7/07 10/28/08 9/17/09 3/4/09 6/15/09 11/5/0 10/13/09 OCT 09 ABC/ZVI Injection OCT 10 ABC/ZVI Injection 2/25/10 7/20/10 2/28/11 8/22/11 MW-2 Concentration of Constituents in Groundwater vs Time 0.35 7/20/10 0.3 0.25 0.1 0.05 —0- Tetrachloroethylene —X—Trichloroethylene )IE—cis-1,2-Dichloroethylene Vinyl chloride 11/16/04 1/23/07 3/4/09 10/13/09 5/24/11 OCT 09 ABC/ZVI Injection 2/28/11 BC/ZVI Injection 8/22/11 Concentration in (mg/L) 1.2 1 0.8 0.6 0.4 0.2 11/16/04 MW-3 Concentration of Constituents in Groundwater vs Time 6/7/07 1/23/07 OCT 09 ABC/ZVI Injection 10/28/08 3/4/09 11/5/09 9/17/0 —0— Tetrachloroethylene --Tiichloroethylene cis-1,2-Dichloroethylene 4—Vinyl chloride 6/15/09 2/25/10 OCT 10 ABC/ZVI Injection 11/10/10 5/23/11 3/1/11.............. 8/22/11 7/20/10 Concentration in (mg/L) MW-4S Concentration of Constituents in Groundwater vs Time 11/10/10 0.7 0.6 0.5 0.4 0.3 0.2 0.1 - —0— Tetrachloroethylene Trichloroethylene cis-1,2-Dichloroethylene 40 Vinyl chloride OCT 10 ABC/ZVI Injection 0.14 0.12 0.1 J .E E 0.08 0 +s m L v c 0.06 0 u 0.04 0.02 MW-5S Concentration of Constituents in Groundwater vs Time 8/22/11 ' +` -- Tetrachloroethylene -E—Trichloroethylene — cis-1,2-Dichloroethylene Vinyl chloride OCT 09 ABC/ZVI Injection 11/5/09 5/23/11 6/7/07 10/29/08 t ` - 10/13/0 3/1/10 11/10/10 9/17/09 2/28/11 3/5/09 6/15/09 7/20/10 OCT 10 ABC/ZVI Injection ry cb ocb \' 0, 0.012 0.01 0.004 0.002 MW-11 Concentration of Constituents in Groundwater vs Time —0— Tetrachloroethy_Iene - Trichloroethylene - cis-1,2-Dichloroethylene Vinyl chloride 6/7/07 Nt 10/29/08 OCT 09 ABC/ZVI Injecti OCT 10 ABC/ZVI Injection )( )( 1 )( )( 6/15/09 40 y`b\o3/4/09 \`O\o� nv 2/25/10 7/20710 1r\y0 O\y0 ti\v W\^, ti\ry\^• )c ' 5/23/11 ' Concentration in (mg/L) 0.3 0.25 0.2 0.15 0.1 0.05 MW-15BR Concentration of Constituents in Groundwater vs Time --0—Tetrachloroethylene 10/29/08 6/15/09 9/17/09 OCT 09_A13C/Z LL1nject on ! --Trichloroethyiene 3/1/114—cis-1,2-Dichioroethylene 3/5/10 11/10/10 Vinyl chloride 2/25/10 11/5/09 10/13/09 7/20/10_ 5/23/11 OCT 10 ABC/ZVI Injection', 8/22/11 3.5 Concentration in (mg/L) 3/5/10 MW-17 Concentration of Constituents in Groundwater vs Time 11/10/10 OCT 10 ABC/ZVI Injection —0-- Tetrachloroethylene '-Trichloroethylene __....._..._......._.. cis-1,2-Dichloroethylene —Vinyl chloride Concentration in (mg/L) 8 7 6 5 4 3 2 3/5/10 MW-18 Concentration of Constituents in Groundwater vs Time OCT 10 ABC/ZVI Inject ',ti n 11/10%10 2/28/11 5/24/11 (0' —0— Tetrachloroethylene Trichloroethylene cis-1 ,2-Dichloroethylene —NE—Vinyl chloride 8/22/11 NON RESIDENTIAL WELL CONSTRUCTION RECORD North Carolina Department of Environment and Natural Resources- Division of Water Quality WELL CONTRACTOR CERTIFICATION # 3 3 cP 0 1. ELL CONTRACTOR: fV�ell tractor l dividual) Name e--01 o yc ) c_.c k / L L L-- Well Contractor CompanyName 2-iCt . tdt.. - i✓Cr Street Address �`,t:.r , 4/ C - 27 13 City �r ovGn ) 67e_ 0/Y6) State Zip Code Area code Phone number 2. WELL INFORMATION: WELL CONSTRUCTION PERMIT# _ OTHER ASSOCIATED PERMIT#(if applicable) W IO3OO132, SIP / SITE WELL ID #(if applicable) ` 3. WELL USE (Check One Box) Monitoring ❑ Municipal/Public ❑ Industrial/Commercial ❑ Agricultural ❑ Recovery 0 Injection tie Irrigation❑ Other El (list use) DATE DRILLED U s 9 4. WELL LOCATION: 4724 Sharro Road, Sharon Corners 28211 (Street Name, Numbers, Community, Subdivision, Lot No., Parcel, Zip Code) CITY: Charlotte COUNTY Mecklenburg TOPOGRAPHIC / LAND SETTING: (check appropriate box) ❑ Slope ❑ Valley flat ❑ Ridge ❑Other 3x.xxxxxxxxx DD LONGITUDE 75 " DMS 7x.xxxxxxxxx DD LATITUDE 36 "DMS Latitude/longitude source: OGPS ❑topographic map (location of well must be shown on a USGS topo map andattached to this form if not using GPS) 5. FACILITY (Name of the business where the well is located.) Elite Cleaners Facili 4724 Sharro Road Name Facility ID# (if applicable) Street Address Charlotte City or Town Steven Aldis NC 28211 State Zip Code Contact Name 4020 Old Pineville Road Mailing Address Charlotte NC 28217 City or Town State Zip Code 704 529-3200 Area code Phone number 6. WELL DETAILS: a. TOTAL DEPTH: b. DOES WELL REPLACE EXISTING WELL? YES ❑ NO ❑ c. WATER LEVEL Below Top of Casing: FT. (Use "+" if Above Top of Casing) d. TOP OF CASING IS FT. Above Land Surface* *Top of casing terminated at/or below land surface may require a variance in accordance with 15A NCAC 2C .0118. e. YIELD (gpm): METHOD OF TEST f. DISINFECTION; Type Amount g. WATER ZONES (depth): Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Thickness) 7. CASING: Depth Diameter Weight Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 8. GROUT: Depth Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. Material Method 9. SCREEN: Depth Diameter Slot Size Material Top Bottom Ft. in. in. Top Bottom Ft. in. - in. Top Bottom Ft. in. in. 10. SAND/GRAVEL PACK: Depth Size Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 11. DRILLING LOG Top Bottom 12. REMARKS: Formation Description RECEIVED _IN 2 7 `)n1E2_ Informatinn PmceSSing Unit DWQ/BOG I DO HEREBY CERTIFY THAT THIS WELL WAS CONSTRUCTED IN ACCORDANCE WITH 15A NCAC 2C, WELL CONSTRUCTION STANDARDS, AND THAT A COPY OF THIS RECORD IAA BEEN PROVIDED TO THE WELL OWNER. SIGNATURE OF CERTIFIED WELL CONTRACTOR -72 DATE PRINTED NAME OF PERSON CONSTRUCTING THE WELL Submit WithinL30 days of completion to: Division of Water Quality - 'Information Processing, 1617 Mall Service Center, Raleigh, NC27699 161„ Phone : •(919). 807-6300 Form GW-lb Rev. 2/09 ) WI0300132, SIP 7 LATITUDE 36 "DMS LONGITUDE 75 " DMS Latitude/longitude source: E3PS Qropographic map (location of well must be shown on a USGS fopo map andattached to this form if not using GPS) 5. FACILITY (Name of the business where the well is located.) Elite Cleaners ,.�hY Riw. vtlr`. 1. yVELL CONTRACTOR: NONRESIDENTIAL WELL CONSTRUCTION RECORD North Carolina Department of Environment and Natural Resources- Division of Water Quality WELL CONTRACTOR CERTIFICATION # U-) Well Cy)ontractor (Lridividual) Name KC —CI U>: i+ r_C ;8: !; L_ l_... Well Contractor Company Name .�[1 ''ll street Address r',. 2.l 13 City ry LI oLYownr State Zip Code (`l/tJ ) V / / r�l ` /i/(.' Area code Phone number 2. WELL INFORMATION: WELL CONSTRUCTION PERMIT# OTHER ASSOCIATED PERMIT#(if applica SITE WELL ID #(inapplicable) /7 .5 3. WELL USE (Check One Box) Monitoring 0 Municipal/Public ❑ Industrial/Commercial ❑ Agricultural ❑ Recovery ❑ Injection Irrigation❑ Other 0 list use) DATE DRILLED "r" "" /(�Z� / D 4. WELL LOCATION: 4724 Sharro Road, Sharon Corners 28211 (Street Name, Numbers, Community, Subdivision, Lot No., Parcel, Zip Code) CITY: Charlotte COUNTY Mecklenburg TOPOGRAPHIC / LAND SETTING: (check appropriate box) ❑Slope ❑ Valley flat ❑ Ridge ❑ Other 3x.xxxxxxxxx DD 7x.xxxxxxxxx DD Facility Name 4724 Sharro Road Facility ID# (if applicable) Street Address • Charlotte NC 28211 City or Town State Zip Code Steven Aldis Contact Name 4020 Old Pineville Road Mailing Address Charlotte City or Town NC 28217 State Zip Code ( 704) 529-3200 Area code Phone number 6. WELL DETAILS: a. TOTAL DEPTH: 3 b. DOES WELL REPLACE EXISTING WELL? YES ❑ NO ❑ c. WATER LEVEL Below Top of Casing: (Use "+" if Above Top of Casing) FT. 40%148 d. TOP OF CASING IS FT. Above Land Surface` "Top of casing terminated at/or below land surface may require a variance in accordance with 15A NCAC 2C .0118. e. YIELD (gpm): METHOD OF TEST f. DISINFECTION: Type Amount g. WATER ZONES (depth): Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Thickness/ 7. CASING: Depth Diameter Weight Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 8. GROUT: Depth Material Method Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 9. SCREEN: Depth Diameter Slot Size Material Top Bottom Ft. in. in. Top Bottom Ft. in. in. Top Bottom Ft. in. in. 10. SAND/GRAVEL PACK: Depth Size Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 11. DRILLING LOG Top Bottom / / Formation Description ECE VED Rt Iht r irli Inrforr Lion Processing I ink -.-)INC)/BOG 12.REMARKS: r J /V Wi://mi,e77,//�. dir u / /' v�4a. ' fbd / hii e.i, 717 r"�' 7,1 C / iv /— I D0 HEREBY CERTIFY THAT THIS WELL WAS CONSTRUCTED IN ACCORDANCE WITH 15A NCAC 2C, WELL CONSTRUCTION STANDARDS, AND THAT A COPY OF THIS RECORD Fjl BEEN PROVIDED TO THE WELL OWNER. 444 : '2f SIGNATURE F CERTIFIED WELL CONTRACTOR DATE PRINTED NAME OF PERSON CONSTRUCTING THE WELL Form GW-lb Rev. 2/09 I V ON _ESIDENTIAL WELL COPQSTRUCTION RECORD North Carolina Department of Environment and Natural Resources- Division of Water Quality WELL CONTRACTOR CERTIFICATION # 3 3 �~} 1. WELL CONTRACTOR: Vell Contractor (fridividual) Name ;�.C;C-�y . Well Contractor Company Name 2 V Li r.), _Street Address ] // 2 _ \- % City Oown Area code Phone number 2. WELL INFORMATION: WELL CONSTRUCTION PERMIT# State Zip Code OTHER ASSOCIATED PERMIT#(if applicablblle)� W 10300132, SIP / SITE WELL ID #(if applicable) /!/ / 3. WELL USE (Check One Box) Monitoring ❑ Municipal/Public 0 Industrial/Commercial 0 Agricultural 0 Recovery 0 Injection Lie Irrigation❑ Other❑ list use) / DATE DRILLED ZC+/ 0 4. WELL LOCATION: 4724 Sharro Road, Sharon Corners 28211 (Street Name, Numbers, Community, Subdivision, Lot No., Parcel, Zip Code) CITY: Charlotte . COUNTY Mecklenburg TOPOGRAPHIC / LAND SETTING: (check appropriate box) ❑ Slope ❑Valley Vlat ❑ Ridge ❑ Other LATITUDE 36 "DMS LONGITUDE 75 " DMS 3x.xxxxxxxxx DD 7x.xxxxxxxxx DD Latitude/longitude source: IMPS Qropographic map (location of well must be shown on a USGS topo map andattached to this form if not using GPS) 5. FACILITY (Name of the business where the well is located.) Elite Cleaners Facilit Name 4724 Sharro Road Facility ID# (if applicable) Street Address Charlotte NC 28211 City or Town State Zip Code Steven Aldis Contact Name 4020 Old Pineville Road Mailing Address Charlotte NC 28217 City or Town State Zip Code 704 .529-3200 Area code Phone number 6. WELL DETAILS: a. TOTAL DEPTH: Z6 b9"1" b. DOES WELL REPLACE EXISTING WELL? YES ❑ NO ❑ c. WATER LEVEL Below Top of Casing: FT. (Use "+" if Above Top of Casing) ubmtt within 30 days of cornpletiion •• to °! r17 Mall Service Confer, Raleigh, NC 27699' d. TOP OF CASING IS FT. Above Land Surface* *Top of casing terminated at/or below land surface may require a variance in accordance with 15A NCAC 2C .0118. e. YIELD (gpm): METHOD OF TEST f. DISINFECTION: Type Amount g. WATER ZONES (depth): Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Thickness) 7. CASING: Depth Diameter Weight Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 8. GROUT: Depth Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 9. SCREEN: Depth Diameter Slot Size Top Top Top Material Method Material Bottom Ft. in. in. Bottom Ft. in. in. Bottom Ft. in. in. 10. SAND/GRAVEL PACK: Depth Size Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 11. DRILLING LOG Top Bottom Formation Description .)U)\' f 6-Lf t4 information Procc.zirtg Unit DWOLBOr; 12. REMARKS: / A/C J1,VC-// / �/)�r I I/ / 1 D0 HEREBY CERTIFY THAT THIS WELL WAS CONSTRUCTED IN ACCORDANCE WITH 15A NCAC 2C, WELL CONSTRUCTION STANDARDS, AND THAT A COPY OF THIS RECORD S BEEN PROVIDED TO THE WELL OWNER. . 1)7rit /1,_ `0 ZS / SIGNATURE ,bF CERTIFtD WELL CONTRACTOR DATE c i7` PRINTED NAME OF PERSON CONSTRUCTING THE WELL Form GW-lb Rev. 2/09 NONRESIDENTIAL WELL CONSTRUCTION RECORD North Carolina Department of Environment and Natural Resources- Division of Water Quality WELL CONTRACTOR CERTIFICATION # 3 3 1. WELL CONTRACTOR: Well Contractor Qddividual) Name KC-C1 1+:g: / - L L`_ L. Well Contractor Company Name tt4.t: Street Address City Ojovtn �I( �/Gam) 6 761_ 0 //G Area code Phone number 2. WELL INFORMATION: WELL CONSTRUCTION PERMIT# State Zip Code OTHER ASSOCIATED PERMIT#(if applicable) W IO3OO132, SIP / . SITE WELL ID #(if applicable) 3. WELL USE (Check One Box) Monitoring 0 Municipal/Public ❑ Industrial/Commercial ❑ Agricultural ❑ Recovery ❑ Injection le Irrigation❑ Oth 1r list use) DATE DRILLED / VA —A. Q 4. WELL LOCATION: 4724 Sharro Road, Sharon Corners 28211 (Street Name, Numbers, Community, Subdivision, Lot No., Parcel, Zip Code) CITY: Charlotte COUNTY Mecklenburg TOPOGRAPHIC / LAND SETTING: (check appropriate box) ❑Slope [Valley {flat ❑Ridge ❑Other LATITUDE 36 ° " DMS 3x.xxxxxxxxx DD LONGITUDE 75 " DMS 7x.xxxxxxxxx DD Latitude/longitude source: [PS ❑topographic map (location of well must be shown on a USGS topo map andattached to this form if not using GPS) • 5. FACILITY (Name of the business where the well is located.) Elite Cleaners Facility Name 4724 Sharro Road Facility ID# (if applicable) Street Address • Charlotte City or Town Steven Aldis NC 28211 State Zip Code Contact Name 4020 Old Pineville Road Mailing Address Charlotte NC 28217 City or Town State Zip Code ( 704) 529-3200 Area code Phone number 6. WELL DETAILS: a. TOTAL DEPTH: cif l b. DOES WELL REPLACE EXISTING WELL? YES ❑ c. WATER LEVEL Below Top of Casing: (Use "+" if Above Top of Casing) NO ❑ FT. 06 1.� ti .'1 d. TOP OF CASING IS FT. Above Land Surface* *Top of casing terminated at/or below land surface may require a variance in accordance with 15A NCAC 2C .0118. e. YIELD (gpm): METHOD OF TEST f. DISINFECTION: Type Amount g. WATER ZONES (depth): Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Thickness) 7. CASING: Depth Diameter Weight Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 8. GROUT: Depth Material Method Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 9. SCREEN: Depth Diameter Slot Size Material Top Bottom Ft. in. in. Top Bottom Ft. in. in. Top Bottom Ft. in. in. 10. SAND/GRAVEL PACK: Depth Top Bottom Top Bottom Top Bottom 11. DRILLING LOG Top Bottom / Ft. Ft. Ft. Size Material Formation Description REC E I \Foil jUN f "3 ?(117 Information Processing Unit DWQ/BOG • 12. REMARKS: 1 1 J. Av zt717-dr✓ PeiNt I D0 HEREBY CERTIFY THAT THIS WELL WAS CONSTRUCTED IN ACCORDANCE WITH 15A NCAC 2C, WELL CONSTRUCTION STANDARDS, AND THAT A COPY OF THIS RECORD S BEEN PROVIDED TO THE WELL OWNER. c7/ /9y i14.� SIGNATUR/OF CERTIFIED WELL CONTRACTOR DATE PRINTED NAME OF PERSON CONSTRUCTING THE WELL uali ;807 6 Form GW-lb Rev. 2/09 IV ON RESIDENTIAL WE2CONSTRUCTION RECORD North Carolina Department of Environment and Natural Resources- Division of Water Quality WELL CONTRACTOR CERTIFICATION # L'' 1. WELL CONTRACTOR: ;Well Contractor (I-{idividual) Name Well Contractor Company Name Street Address 2._.7 3 1 3 City or lov4n State Zip Code (' / ) {7 J' - € /'VO Area code Phone number 2. WELL INFORMATION: WELL CONSTRUCTION PERMIT# OTHER ASSOCIATED PERMIT(if applicable) W I0300132, SIP / # SITE WELL ID #(if applicable) /, 3. WELL USE (Check One Box) Monitoring ❑ Municipal/Public ❑ Industrial/Commercial 0 Agricultural 0 Recovery 0 Injection V Irrigation0 Other list use) DATE DRILLED / c IS-1/2 4. WELL LOCATION: 4724 Sharro Road, Sharon Corners 28211 (Street Name, Numbers, Community, Subdivision, Lot No., Parcel, Zip Code) CITY: Charlotte COUNTY Mecklenburg TOPOGRAPHIC / LAND SETTING: (check appropriate box) ❑Slope ❑Valley Ertlat ❑Ridge DOther LATITUDE 36 ° " DMS LONGITUDE 75 " DMS 3x.xxxxxxxxx DD 7x.xxxxxxxxx DD Latitude/longitude source: [GPS [Topographic map (location of well must be shown on a USGS topo map andattached to this form if not using GPS) 5. FACILITY (Name of the business where the well is located.) Elite Cleaners FacilityName Facility ID# (if applicable) 472Sharro Road Street Address Charlotte City or Town Steven Aldis NC 28211 State Zip Code Contact Name 4020 Old Pineville Road Mailing Address Charlotte NC 28217 City or Town State Zip Code 704 529-3200 Area code Phone number 6. WELL DETAILS: / i a. TOTAL DEPTH: b. DOES WELL REPLACE EXISTING WELL? YES 0 NO 0 c. WATER LEVEL Below Top of Casing: FT. (Use "+° if Above Top of Casing) ubm t within 30 days of completion 7 Mall Service Center, Ralelgh,sNC 27 .p9'4., IVIstoni 61, Ph0 0r3 d. TOP OF CASING IS FT. Above Land Surface* *Top of casing terminated at/or below land surface may require a variance in accordance with 15A NCAC 2C .0118. e. YIELD (gpm): METHOD OF TEST f. DISINFECTION: Type Amount g. WATER ZONES (depth): Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Thickness/ 7. CASING: Depth Diameter Weight Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 8. GROUT: Depth Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. Method 9. SCREEN: Depth Diameter Slot Size Material Top Bottom Ft. in. in. Top Bottom Ft. in. in. Top Bottom Ft. in. in. 10. SAND/GRAVEL PACK: Depth Top Bottom Ft. Top Bottom Ft. Size Material Top Bottom Ft. 11. DRILLING LOG Top Bottom Formation Description irsformstton Pro6ssing Ur OWotsOc- Al2..,REMA ore- S: /// e/f/ C c7 / Cn.iJ / rk/ Lf. e ' sf� �,NtT I DO HEREBY CERTIFY THAT THIS WELL WAS CONSTRUCTED IN ACCORDANCE WITH 15A NCAC 2C; WELL CONSTRUCTION STANDARDS, AND THAT A COPY OF THIS RECOR AS BEEN PROVIDED TO THE WELL OWNER. SIGNATU E OF CE'llgt WELL CONTRACTOR DATE PRINTED NAME OF PERSON CONSTRUCTING THE WELL Form GW-lb Rev. 2/09 f iWri 1 i' ON RESIDENTIAL WEIIZONSTRUCTION RECORD North Carolina Department of Environment and Natural Resources- Division of Water Quality WELL CONTRACTOR CERTIFICATION # 3 .a PO 1. WELL CONTRACTOR: V eil Owontractor ridividual) Name Well Contractor Company Name Street Address City Qjov'rn State Zip Code ) 67e- 0/96 Area code Phone number 2. WELL INFORMATION: WELL CONSTRUCTION PERMIT# OTHER ASSOCIATED PERMIT#(if applicable) W IO3OO 132, SIP / SITE WELL ID #(if applicable) 3. WELL USE (Check One Box) Monitoring ❑ Municipal/Public 0 Industrial/Commercial 0 Agricultural ❑ Recovery 0 Injection Iv Irrigation❑ Other ❑ list use) ` j DATE DRILLED1 O D/s-/Zvi e 4. WELL LOCATION: 4724 Sharro Road, Sharon Corners 28211 (Street Name, Numbers, Community, Subdivision, Lot No., Parcel, Zip Code) CITY: Charlotte COUNTY Mecklenburg TOPOGRAPHIC / LAND SETTING: (check appropriate box) ❑Slope ❑Valley Vlclat ❑Ridge ❑Other LATITUDE 36 ° "DMS 3x.xxxxxxxxx DD LONGITUDE 75 " DMS 7x.xxxxxxxxx DD Latitude/longitude source: BPS Qropographic map (location of well must be shown on a USGS topo map andattached to this form if not using GPS) 5. FACILITY (Name of the business where the well is located.) Elite Cleaners Facility Name 4724 Sharro Road Facility ID# (if applicable) Street Address Charlotte NC 28211 City or Town State Zip Code Steven Aldis Contact Name 4020 Old Pineville Road Mailing Address Charlotte NC 28217 City or Town State Zip Code 704 529-3200 Area code Phone number 6. WELL DETAILS: q� a. TOTAL DEPTH: fL. J b. DOES WELL REPLACE EXISTING WELL? YES ❑ NO ❑ c. WATER LEVEL Below Top of Casing: FT. (Use "+" if Above Top of Casing) in 30 days of completion to Division of ervice Center, Raleigh, NC 2769,9 161, ;Phonei {' d. TOP OF CASING IS FT. Above Land Surface* *Top of casing terminated at/or below land surface may require a variance in accordance with 15A NCAC 2C .0118. e. YIELD (gpm): METHOD OF TEST f. DISINFECTION: Type Amount g. WATER ZONES (depth): Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Thickness) 7. CASING: Depth Diameter Weight Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 8. GROUT: Depth Material Method Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 9. SCREEN: Depth Diameter Slot Size Material Top Bottom Ft. in. in. Top Bottom Ft. in. in. Top Bottom Ft. in. in. 10. SAND/GRAVEL PACK: Depth Size Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 11. DRILLING LOG Top Bottom Formation Description RECE ? 2.0.1?.. tnfortTt3tion ProCess'ong Unit OWQ/BUG 12. REMARKS: ' j / n � 04 I DO HEREBY CERTIFY THAT THIS WELL WAS CONSTRUCTED IN ACCORDANCE WITH 15A NCAC 2C, WELL CONSTRUCTION STANDARDS, AND THAT A COPY OF THIS RECOIjQ,I-IAS BEEN PROVIDED TO THE WELL OWNER. I9//1c.c7 / cn'L741/r�n1 SIGNATU E OF CERTIFIED WELL CONTRACTOR DATE PRINTED NAME OF PERSON CONSTRUCTING THE WELL Form GW-lb Rev. 2/09 NONRESIDENTIAL WELL CONSTRUCTIONRECORD North Carolina Department of Environment and Natural Resources- Division of Water Quality WELL CONTRACTOR CERTIFICATION # 3 3 fjC 1. WELL CONTRACTOR: 1,1 Vljell Contractor(1 divi ual) Name 1\ t`..d 0 .g L L_ (- Well Contffractor Company Name fri Street Address t,. " P . fit/ (1 27 1 3 City oryovGn State Zip Code (l) 67d' - to/.Vc Area code Phone number 2. WELL INFORMATION: WELL CONSTRUCTION PERMIT# OTHER ASSOCIATED PERMIT#(if applicable) W 10300132, SIP / SITE WELL ID #Of applicable) 3. WELL USE (Check One Box) Monitoring 0 Municipal/Public 0 Industrial/Commercial 0 Agricultural 0 Recovery 0 Injection V IrrigationD Other (lit use) DATE DRILLED 10 9 4. WELL LOCATION: 4724 Sharro Road, Sharon Corners 28211 (Street Name, Numbers, Community, Subdivision, Lot No., Parcel, Zip Code) CITY: Charlotte COUNTY Mecklenburg TOPOGRAPHIC / LAND SETTING: (check appropriate box) ❑Slope ❑ Valley Vl lat ❑ Ridge ❑ Other LATITUDE 36 "DMS LONGITUDE 75 " DMS 3x.xxxxxxxxx DD 7x.xxxxxxxxx DD Latitude/longitude source: D3PS ❑topographic map (location of well must be shown on a USGS topo map andattached to this form if not using GPS) 5. FACILITY (Name of the business where the well is located.) Elite Cleaners Facilit Name 4724 Sharro Road Facility ID# (if applicable) Street Address Charlotte NC 28211 City or Town State Zip Code Steven Aldis Contact Name 4020 Old Pineville Road Mailing Address Charlotte City or Town NC 28217 State Zip Code ( 704) 529-3200 Area code Phone number 6. WELL DETAILS: a. TOTAL DEPTH: J b. DOES WELL REPLACE EXISTII' WELL? YES ❑ NO ❑ c. WATER LEVEL Below Top of Casing: FT. (Use "+" if Above Top of Casing) ubmtt=within 30 days of comp 317 Mail Semce Center, Raleigh; d. TOP OF CASING IS FT. Above Land Surface* *Top of casing terminated at/or below land surface may require a variance in accordance with 15A NCAC 2C .0118. e. YIELD (gpm): METHOD OF TEST f. DISINFECTION: Type Amount g. WATER ZONES (depth): Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Thickness/ 7. CASING: Depth Diameter Weight Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 8. GROUT: Depth Top Bottom Top Bottom Top Bottom 9. SCREEN: Depth Top Bottom Top Bottom Top Bottom Material Method Ft. Ft. Ft. Diameter Slot Size Material Ft. in. in. Ft. in. in. Ft. in. in. 10. SAND/GRAVEL PACK: Depth Top Bottom Ft. Top Bottom Ft. Size Material Top Bottom Ft. 11. DRILLING LOG Top Bottom Formation Description RECEIVED JUI\3 u 7 2092 Information Processing t Inii DWQ/BOG 12. REMARA/c vieu KS: //f` c`/ t'.c�,v �pi� I DO REREBY CERTIFY THAT THIS WELL WAS CONSTRUCTED IN ACCORDANCE WITH 15A NCAC 2C; WELL CONSTRUCTION STANDARDS, AND THAT A COPY OF THIS REC,O$D HAS BEEN PROVIDED TO THE WELL OWNER. (vim SIGNAT&RE OF CERTIFIED WELL CONTRACTOR DATE PRINTED NAME OF PERSON CONSTRUCTING THE WELL Form GW-lb Rev. 2/09 REDOX TECH, LLC "Providing Innovative In Situ Soil and Groundwater Treatment" October 29, 2009 Brad Burdick Project Manager ATC Associates, Inc. 3417-A Trade Park Court Charlotte, NC 28217 Re: Injection summary for Sharon Cleaners in Charlotte, NC Dear Mr. Burdick: RECEIVED JUN 2 7 2012 Information Processing Unit DWQ/BOG The following is a summary of the injection event on October 1, 2009 at the Sharon Cleaners, 4724 Sharon Road, Charlotte, NC. Personnel from Redox Tech, LLC in Cary, NC mobilized to the above -referenced site on September 30, 2009 with a ChemGrout injection trailer. A Geoprobe direct -push rig was already on site from activities earlier in the week. A shipment of ABC and zero-valent iron (ZVI) were also delivered on September 30. The injection event began the next morning, October 1, 2009. The work plan for the injection event called for four injection locations to be determined by ATC Associates. Each location was to receive 750 gallons of ABC+ spread over 6 depth intervals. The work plan called for intervals of 30', 26', 22', 18', 14', and 10', subject to the discretion of ATC Associates. Each interval was to receive a mixture of 58 gallons water, 4.5 gallons ABC, and 43.5 pounds of ZVI. The injections were carried out near monitoring well MW- 1, near the southwest corner of the facility building. The first injection point, IP-1 was located approximately 3 feet east of MW-1. Geoprobe rods were advanced to a depth of 33 feet at IP-1 where injections began. Six intervals were injected at IP-1 with a total volume of 750 gallons at this location. The injection times depths and volumes are summarized for all the injection locations in Table 1 below. The second injection point, IP-2 was located approximately 12 feet north of MW-1. Since auger refusal was encountered at a depth of 18 feet in this location, IP-2 received injections in only three intervals: 18', 15', and 11'. 250 gallons were injected in each of the three intervals for a total of 750 gallons. The third injection point, IP-3 was located approximately 12 feet west of MW-1. For this point, rods were advanced to a depth of 29 feet. Intervals of 29', 25', and 21' each received a volume of 125 gallons of ABC+. The Last interval at 17' received approximately 50 gallons of ABC+ when daylighting around MW-1 was observed. 200 QUADE DRIVE, CARY NC 27560 TEL (919) 678-0140 FAX (919) 678-0150 WWW.REDOX-TECH.COM E-MAIL: HASELOW@REDOX-TECH.COM Injection into IP-3 was stopped, and it was decided that the volume not injected into 1P-3 (325 gallons) should be added to the next injection point. The fourth and last injection point, :IP-4 was located approximately 12 feet south of :MW- 1. Rods were advanced to a depth of 30 feet at this location, and intervals of 30', 26', 22', 18'. and 14' received injections. No interval above a depth of 14' was attempted due to concerns. of daylighting. Slight daylighting was encountered towards the end of the injection, but was alleviated by reducing the injection pressure/flow rate. The volume not. injected into IP-3 was injected into IP-4 for a total volume in 1P-4 of 1,075 gallons. The volume per interval is summarized in Table 1. Table 1. injection Data Injection Point . _ Date _ Stark Time End Time Depth Interval (ft.) Flow Rate (gprn) Amount Injected (gal.) Notes IP-1 10l1 /2009 10:09 10:17 1 33 15.6 125 750 gal. total injected. Slight daylighting at end of injection. 10:23 10:33 29 12.5 125 ( 10:37 10:49 25 10.4 125 10:52 11:01 21 13.9 125 11:10 11:18 17 15.6 125 11:22 11.34 • 15 10.4. 125 IP-2 10/ 1/2009 11:55 12:16 18 11.9 250 Refusal at 18 ft. Compressor shut down approximately 20 min. during 15' interval. 12:20 13:07 15 NA 250 13:13 13:36 11 10.9 250 IP-3 10/1/2009 13:45 13:57 29 10.4 12.5 425 gal. injected. Stopped due to daylighting. Remaining 325 gal.injected into IP-4. 13:59 14:16 25 7.4 125 14:23 14:40 21 7.4 125 14:46 14:58 17 4.2 50 1P-4 10/1/2009 15:02 15:29 30 7.4 200 1.075 gal. injected (additonal 425 gal. from IP-3). Kept last interval at 14' to avoid daylighting. Slight daylighting around MW-1 - reduced pressure/flow rate. 15:35 16:05 26 8.3 750 16:09 16:34 22 10.0 250 16:37 16:51 18 8.9 125 16:54 17:07 14 14 9.6 3.7 125 125 17:10 17:44 The injection locations are shown on the attached map. If you have any other questions or comments regarding this injection event, feel :free to contact me. at 919-678-0140 or via email at mcmanus!(ired.ox-tech..coln. Sincer-ly. 711, M. Duncan tvlcl\1anus Redo): Melt, LLC. RID Information Processing Unit DWQ/BOG 0 GRAPHIC SALE 1•�5 5 10 J DMVI MDM saLE 1" 5' DAME 10/28/05 SHEET NUMBER 1 Cr 1 IP-3 0 IP-2 0 V1W�1 oIP-1 C°c I � z RECEIVED J`JN 2 7 2012 IP-4 I Information Processing Unit O DWQ/BOG SHARON CLEANERS CHARLOTTE, NORTH CAROLINA 10/1/09 INJECTION POINTS REDOX TECH, LLC "Providing Innovative In Situ Soil and Groundwater Treatment" 200 Qoade Drive, Cary, NC 27513 Phone: 919-678-0140 Fax: 919-678-0150 NONRESIDENTIAL WELL CONSTRUCTION RECORD North Carolina Department of Environment and Natural Resources- Division of Water Quality WELL CONTRACTOR CERTIFICATION # 1. WELL CONTRACTOR: r\S'4h ,Well Contractor 1 dividual) Name Well Contractor Company Name Street Address «cw d'i; ` (- L J .3 City orovvn State Zip Code (`I/g ) 61`_ t/fit Area code Phone number 2. WELL INFORMATION: WELL CONSTRUCTION PERMIT# OTHER ASSOCIATED PERMIT#(if applicable) W 10300132, SIP / SITE WELL ID #(if applicable) /J 3 3. WELL USE (Check One Box) Monitoring ❑ Municipal/Public D Industrial/Commercial ❑ Agricultural ❑ Recovery 0 Injection gle Irrigation': Other 10/ (lit use) DATE DRILLED 10 9 4. WELL LOCATION: 4724 Sharro Road, Sharon Corners 28211 (Street Name, Numbers, Community, Subdivision, Lot No., Parcel, Zip Code) CITY: Charlotte COUNTY Mecklenburg TOPOGRAPHIC / LAND SETTING: (check appropriate box) ❑Slope ❑Valley Vlat ❑Ridge ❑Other 3x.xxxxxxxxx DD 7x.xxxxxxxxx DD LATITUDE 36 " DMS LONGITUDE 75 " DMS Latitude/longitude source: I3PS [Topographic map (location of well must be shown on a USGS topo map andattached to this form if not using GPS) 5. FACILITY (Name of the business where the well is located.) Elite Cleaners Facility Name 4724 Sharro Road Facility ID# (if applicable) Street Address Charlotte NC 28211 City or Town State Zip Code Steven Aldis Contact Name 4020 Old Pineville Road Mailing Address Charlotte NC 28217 City or Town State Zip Code 704 529-3200 Area code Phone number 6. WELL DETAILS: a. TOTAL DEPTH: Z, `) / .7. b. DOES WELL REPLACE EXISTING WELL? YES 0 NO ❑ c. WATER LEVEL Below Top of Casing: (Use "+" if Above Top of Casing) ubmit=Within 30 days of completion to 17Maii Service Center, Raleigh, NC 27699' FT. 33�0 61. 2 d. TOP OF CASING IS FT. Above Land Surface* *Top of casing terminated ator below land surface may require a variance in accordance with 15A NCAC 2C .0118. e. YIELD (gpm): METHOD OF TEST f. DISINFECTION: Type Amount g. WATER ZONES (depth): Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Thickness/ 7. CASING: Depth Diameter Weight Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 8. GROUT: Depth Material Method Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 9. SCREEN: Depth Diameter Slot Size Material Top Bottom Ft. in. in. Top Bottom Ft. in. in. Top Bottom Ft. in. in. 10. SAND/GRAVEL PACK: Depth Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 11. DRILLING LOG Top Bottom •/ Size Material Formation Description Q. ..- nPIA�Y JUN ; •) Z.utL itlfu,llration ProCesairfg Unit DWQ/BOG 12. REMARK/ �(,..y . 1 / rr 1 " I DO HEREBY CERTIFY THAT THIS WELL WAS CONSTRUCTED IN ACCORDANCE WITH 15A NCAC 2C, WELL CONSTRUCTION STANDARDS, AND THAT A COPY OF THIS RErCQRD HAS BEEN PROVIDED TO THE WELL OWNER. (Icy' SIGNA RE OF CERTIFIED WELL CONTRACTOR DATE PRINTED NAME OF PERSON CONSTRUCTING THE WELL Form GW-lb Rev. 2/09 1 r ON RESIDENTIAL WELL CONSTRUCTION RECORD North Carolina Department of Environment and Natural Resources- Division of Water Quality WELL CONTRACTOR CERTIFICATION # 3 0 1. WELL CONTRACTOR: g Men Otor ,gntracdividual) Name y Well Contractor Company Name Street Address City or�7ov(n (9/ i' ) G 7,)' 0 / 't Area code Phone number 2. WELL INFORMATION: WELL CONSTRUCTION PERMIT# State Zip Code OTHER ASSOCIATED PERMIT#(if applicable) W 10300132, SIP SITE WELL ID #(if applicable) ''' 1/ 7_ 3. WELL USE (Check One Box) Monitoring ❑ Municipal/Public ❑ Industrial/Commercial 0 Agricultural ❑ Recovery ❑ Injection EV Irrigation❑ Other 0 (list use) DATE DRILLED 10/1 /09 4. WELL LOCATION: 4724 Sharro Road, Sharon Corners 28211 (Street Name, Numbers, Community, Subdivision, Lot No., Parcel, Zip Code) CITY: Charlotte •COUNTY Mecklenburg TOPOGRAPHIC / LAND SETTING: (check appropriate box) DSlope ❑Valley Vl 1at ❑ Ridge ❑ Other LATITUDE 36 ° " DMS LONGITUDE 75 " DMS 3x.xxxxxxxxx DD 7x.xxxxxxxxx DD Latitude/longitude source: BPS :Topographic map (location of well must be shown on a USGS topo map andattached to this form if not using GPS) 5. FACILITY (Name of the business where the well is located.) Elite Cleaners Facilit Name 4724 Sharro Road Facility ID# (if applicable) Street Address Charlotte NC 28211 City or Town State Zip Code Steven Aldis Contact Name 4020 Old Pineville Road Mailing Address Charlotte NC 28217 City or Town State Zip Code ( 704) 529-3200 Area code Phone number 6. WELL DETAILS: a. TOTAL DEPTH: tic) b. DOES WELL REPLACE EXISTING WELL? YES ❑ NO ❑ c. WATER LEVEL Below Top of Casing: (Use "+" if Above Top of Casing) ubmlt within30=days of completion to , 17 Mail Service Center, Raleigh, NC 27699'=1 FT. d. TOP OF CASING IS FT. Above Land Surface* *Top of casing terminated at/or below land surface may require a variance in accordance with 15A NCAC 2C .0118. e. YIELD (gpm): METHOD OF TEST f. DISINFECTION: Type Amount g. WATER ZONES (depth): Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Thickness/ 7. CASING: Depth Diameter Weight Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 8. GROUT: Depth Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 9. SCREEN: Depth Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. Material Method Diameter Slot Size Material in. in. in. in. in. in. 10. SAND/GRAVEL PACK: Depth Size Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 11. DRILLING LOG Top Bottom Material Formation Description RECE V ED 3u1 .9, 7L612. Information Processing Unit awQ!DOG 12. REMARKS: ,'• L L/ ,-� ,/fi t:/iz/ 7,"I DO HERBY CERTIFY THAT -THIS WELL WAS CONSTRUCTED IN ACCORDANCE WITH 15A NC C 2C, WELL CONSTRUCTION STANDARDS, AND THAT A COPY OF THIS RECD HAS BEEN PROVIDED TO THE WELL OWNER. SIGNAT E OF CERTIFIED WELL CONTRACTOR DATE PRINTED NAME OF PERSON CONSTRUCTING THE WELL Form GW-lb Rev. 2/09 SITE WELL ID #(if applicable) NONRESIDENTIAL WELL CONSTRUCTION RECORD 3 North Carolina Department of Environment and Natural Resources- Division of Water Quality WELL CONTRACTOR CERTIFICATION # 1. WELL CONTRACTOR: Well C ntractorQidivi1ual) Name () L.- Well Contractor Company Name Street Address City or Town State ((.7./% ) 6 l 4' C /'U Area code Phone number 2. WELL INFORMATION: WELL CONSTRUCTION PERMIT# Zip Code OTHER ASSOCIATED PERMIT#(if applicabl /1 WI0300132, SIP 7 3. WELL USE (Check One Box) Monitoring p Municipal/Public ❑ Industrial/Commercial ❑ Agricultural 0 Recovery 0 Injection L� Irrigation❑ Otherro/ (I use) DATE DRILLED 4. WELL LOCATION: 4724 Sharro Road, Sharon Corners 28211 (Street Name, Numbers, Community, Subdivision, Lot No., Parcel, Zip Code) CITY: Charlotte. COUNTY Mecklenburg TOPOGRAPHIC / LAND SETTING: (check appropriate box) ❑Slope ❑Valley glat ❑Ridge DOther LATITUDE 36 "DMS 3x.xxxxxxxxx DD LONGITUDE 75 ° " DMS 7x.xxxxxxxxx DD Latitude/longitude source: IMPS Oropographic map (location of well must be shown on a USGS topo map andattached to this form if not using GPS) 5. FACILITY (Name of the business where the well is located.) Elite Cleaners Facility Name 4724 Sharro Road Facility ID# (if applicable) Street Address Charlotte NC 28211 City or Town State Zip Code Steven Aldis Contact Name 4020 Old Pineville Road Mailing Address Charlotte City or Town 7( 04) 529-3200 Area code Phone number 6. WELL DETAILS: i a. TOTAL DEPTH: 3 c3 NC 28217 State Zip Code b. DOES WELL REPLACE EXISTING WELL? YES ❑ NO ❑ c. WATER LEVEL Below Top of Casing: FT. (Use "+" if Above Top of Casing) ubmit within-30 days of completion to Division IT Mall Service Center, Raleigh,_NC 27699`161, , SIGNATU :01314 0 d. TOP OF CASING IS FT. Above Land Surface* *Top of casing terminated at/or below land surface may require a variance in accordance with 15A NCAC 2C .0118. e. YIELD (gpm): METHOD OF TEST f. DISINFECTION: Type Amount g. WATER ZONES (depth): Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Top Bottom Thickness/ 7. CASING: Depth Diameter Weight Material Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 8. GROUT: Depth Material Method Top Bottom Top Bottom Top Bottom 9. SCREEN: Depth Top Bottom Ft. Top Bottom Ft. Top Bottom Ft. 10. SAND/GRAVEL PACK: Depth Top Bottom Top Bottom Top Bottom 11. DRILLING LOG Top Bottom / Ft. Ft. Ft. Diameter Slot Size Material in. in. in. in. in. in. Size Material Ft. Ft. Ft. Formation Description RFC FEVFD J[ INI 91 7 71l1' Information Processing Unit UWU/BOG 12. REMARKS)/ ll - /Vt uve/i i J% // Ci�rc.z r' ivi �,J I DO HEREBY CERTIFY THAT THIS WELL WAS CONSTRUCTED IN ACCORDANCE WITH 15A NCAC 2C, WELL CONSTRUCTION STANDARDS, AND THAT A COPY OF THIS RECOR HAS BEEN PROVIDED TO THE WELL OWNER. Z- OF CERJIFIED WELL CONTRACTOR DATE PRINTED NAME OF PERSON CONSTRUCTING THE WELL uaii 7 6'_ Form GW-lb Rev. 2/09 NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality Beverly Eaves Perdue Coleen H. Sullins • Governor Director April 30, 2009 Genna K. Olson ATC Associates 2725 East Millbrook Road Suite 121 Raleigh, NC 27604 Subject: Acknowledgement of Application No. WI0300132 Sharon Cleaners Injection In situ Groundwater Remediation Well (5I) Mecklenburg Dear Ms. Olson: MAY - 4 2009 Dee Freeman Secretary �... CDE kMRO DWQ - A, ulfer Protection The Aquifer Protection Section of the Division of Water Quality (Division) acknowledges receipt of your permit application and supporting materials on April 27, 2009. This application package has been assigned the number listed above and will be reviewed by Thomas Slusser. The reviewer will perform a detailed review and contact you with a request for additional information if necessary. To ensure the maximum efficiency in processing permit applications, the Division requests your assistance in providing a timely and complete response to any additional information requests. Please be aware that the Division's Regional Office, copied below, must provide recommendations prior to fmal action by the Division. Please also note at this time, processing permit applications can take as long as 60 - 90 days after receipt of a complete application. If you have any questions, please contact Thomas Slusser at 919-715-6164, or via e-mail at thomas.slusser@ncmail.net. If the reviewer is unavailable, you may leave a message, and they will respond promptly. Also note that the Division has reorganized. To review our new organizational chart, go to http://h2o.enr.state.nc.us/documents/dwq orgchart.pdf. PLEASE REFER TO THE ABOVE APPLICATION NUMBER WHEN MAKING INQUIRIES ON THIS PROJECT. Sincerely, (kik otioN, for Debra J. Watts Supervisor cc: Permit. Application Ile 0300132 AQUIFER PROTECTION SECTION 1636 Mail Service Center, Raleigh, North Carolina 27699-1636 Location: 2728 Capital Boulevard, Raleigh, North Carolina 27604 Phone: 919-733-3221 4 FAX 1: 919-715-0588; FAX 2: 919-715-6048 4 Customer Service: 1-877-623-6748 Internet: www.ncwateroualitv.orq An Equal Opportunity 1 Affirmative Action Employer NorthCarohna Naturally off` TC ASSOCIATES I N C. April 22, 2009 Mr. Thomas Slusser NCDENR Division of Water Quality Aquifer Protection Section, UIC Program 1636 Mail Service Center Raleigh, North Carolina 27699-1636 RE: Injection Permit Application Sharon Cleaners 4724 Sharon Road Charlotte, North Carolina ATC Project No. 45.34341.6028 DSCA Site No. 60-0028 Dear Mr. Slusser: 2725 E. Millbrook Road, Suite 121 Raleigh, North Carolina 27604 Phone 919-871-0999 Fax 919-871-0335 www. atcassociates. com MAY - 4 2009 D .uRoDWQAProtection Enclosed are two copies of an injection permit application prepared by ATC Associates of North Carolina, P.C. (ATC) on behalf of the North Carolina Drycleaning Solvent Cleanup Act (DSCA) Program. The permit application covers injection of Anaerobic Biochem (ABC) and Zero Valent Iron for remediation of chlorinated solvent compounds at the above referenced site. If you have questions or require additional information, please do not hesitate to contact Genna Olson in ATC's Raleigh, NC office at (919) 871-0999. Sincerely, ATC • ssociates of North Carolina, P.C. enna ' . 11lso . rogram Manager cc: Mr. Al Chapman — NCDENR DSCA Program RECEIVED / DENR / DWQ Aquifer Protection Section APR 27 2009 AQUIFER PROTECTION SECTION APPLICATION REVIEW REQUEST FORM Date: April 30, 2009 To: ❑ Landon Davidson, ARO-APS ❑ Art Barnhardt, FRO-APS Z- Andrew Pitney,-MRO-APS_' Y ❑ Jay Zimmerman, RRO-APS From: Thomas Slusser , Groundwater Protection Unit Telephone: (919) 715-6164 E-Mail: thomas.slusser@ncmail.net ❑ David May, WaRO-APS ❑ Charlie Stehman, WiRO-APS ❑ Sherri Knight, WSRO-APS Fax: (91'9 A. Permit Number: WII03.001.32 B. Owner: C. Facility/Operation: SHARON CLEANERS ❑ Proposed ® Existing MAY 4 4142 NC DENR MRO DWQ - Aquifer Protection ® Facility ❑ Operation D. Application: 1. Permit Type: ❑ Animal ❑ Surface Irrigation ❑ Reuse ❑ H-R Infiltration ❑ Recycle ❑ I/E Lagoon ❑ GW Remediation (ND) PQ,UIC (51) in -situ groundwater remediation ❑ Land App. ❑ D&M ❑ Surface Disposal ❑ 503 ❑ 503 Exempt n Animal 2. Project Type: pq_ New ❑ Major Mod. ❑ Minor Mod. ❑ Renewal ❑ Renewal w/ Mod. For Residuals: E. Comments/Other Information: ❑ I would like to accompany you on a site visit. Attached, you will find all information submitted in support of the above -referenced application for your review, comment, and/or action. Within 30_caleridar days, please take the following actions: HP.Refurn a Completed Form APSSRR. ❑ Attach Well Construction Data Sheet. n Attach Attachment B for Certification by the LAPCU. n Issue an Attachment B Certification from the RO*. * Remember that you will be responsible for coordinating site visits, reviews, as well as additional information requests with other RO-APS representatives in order to prepare a complete Attachment B for certification. Refer to the RPP SOP for additional detail. When you receive this request form, please write your name and dates in the spaces below, make a copy of this sheet, and return it to the appropriate Central Office -Aquifer Protection Section contact person listed above. RO-APS Reviewer: Date: FORM: APSARR 02/06 Page 1 of 1 INJECTION PERMIT APPLICATION SHARON CLEANERS 4724 SHARON ROAD CHARLOTTE, NORTH CAROLINA ATC PROJECT NO. 45.34341.6028 DSCA SITE NO. 60-0028 April 22, 2009 LE C_E_UWE MAY - 4 2009 NCD 1CNRMR0 fWQ -.62,1ifer Protection RECEIVED / DENR / DWQ Aquifer Protection Section APR 27 2009 State of North Carolina Department of Environment and Natural Resources Division of Water Quality APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S) FOR INJECTION Type 5I Wells — In Situ Groundwater Remediation / Type 5T Wells — Tracer Injection • Do not use this form for remediation systems that extract contaminated groundwater, treat it, G • Submit TWO copies of the completed application and all attachments to the address on the la; • Any changes made to this form will result in the application package being returned. Application Number (to be completed by DWQ): I. GENERAL INFORMATION: inct t'�e tr ero -thi on NC DENRO DWQ - A. uiferR MProtection 1. Applicant's Name (generally the responsible party): Petitioner for DSCA Site #60-0028 c/o ATC Associates 2. Signing Official's Name: Genna K. Olson Title: Senior Project Manager 3. Mailing address of applicant: 2725 East Millbrook Road, Suite 121 City: Raleigh Telephone number: 919-871-0999 State: NC Zip: 27604 Fax number: 919-871-0335 4. Property Owner's Name (if different from Applicant): Center Properties SPE, LLC 5. Property Owner's mailing address: 125 Scaleybark Road City: Charlotte State: NC Zip: 28209 6. Name and address of contact person who can answer questions about the proposed injection project: Name: Genna K. Olson Company: ATC Associates of North Carolina, PC Address: 2725 East Millbrook Road, Suite 121 Title: Senior Project Manager City: Raleigh Telephone number: 919-871-0999 Email Address: genna.olson@atcassociates.com II. PERMIT INFORMATION: State: NC Zip: 27604 Fax number: 919-871-0335 1. Project is: I New ❑ Modification of existing permit ❑ Renewal of existing permit without modification ❑ Renewal of existing permit with modification 2. If this application is being submitted for renewal or modification to an existing permit, provide: existing permit number and the issuance date For renewal without modifications, fill out sections I & II only, sign the certification on the last page of this form, and obtain the property owner's signature to indicate consent (if the applicant is not the owner). For all renewals, you must submit a status report including monitoring results of all injection activities to date. Revised 8/07 UIC-5I/5T RECEIVED / DENR / DWQ Aquifer Protection Section APR 27 2009 Page 1 of 7 APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S) FOR INJECTION Type 51 Wells — In Situ Groundwater Remediation / Type 5T Wells —Tracer Injection III. INCIDENT & FACILTTY DATA A. FACILITY INFORMATION 1. Facility name: Sharon Cleaners 2. Complete physical address of the facility: 4724 Sharon Road City: Charlotte County: Mecklenburg State: NC Zip: 28210 B. INCIDENT DESCRIPTION 1. Describe the source of the contamination: The site operated a dry cleaning machine from approximately 1993 to 1998. A Phase II Environmental Site Assessment (ESA) Report, dated May 31, 2001, identified a release of dry cleaning solvents. Attachments to this application describe the extent of contamination. 2. List all contaminants present in soils or groundwater at the site (contaminants may be listed in groups, e.g., gasoline, diesel, jet fuel, fuel oil, chlorinated ethenes, chlorinated ethanes, metals, pesticides/herbicides, etc): Chlorinated ethenes (primarily PCE and PCE breakdown components) 3. Has LNAPL or DNAPL ever been observed at the site (even if outside the injection zone)? ❑ Yes If yes, list maximum measured separate phase thickness feet ®No If no, list maximum concentration of total VOCs observed at site: 5,010 4. Agency managing the contamination incident: ❑ UST Section ❑ DWQ Aquifer Protection Section ❑ Hazardous Waste Section ppb ® Superfund Section (including REC Program and DSCA sites) ❑ Solid Waste Section ❑ Other: 5. Incident managers name Alan Chapman and phone number 919-508-8580 6. Incident number or other site number assigned by the agency managing the contamination incident: 60-0028 C. PERMITS List all permits or construction approvals that have been issued for the facility or incident, including those not directly related to the proposed injection operation: 1. Hazardous Waste Management program permits under RCRA: 2. DWQ Non -Discharge or NPDES permits: 3. County or DEH subsurface wastewater disposal permits: 4. Other environmental permits required by state or federal law: Mecklenburg County permit numbers 70001529 and 70001314. Division of water Quality monitoring well construction permit number WM0300470 Revised 8/07 UIC-5I/5T Page 2 of 7 APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S) FOR INJECTION Type 5I Wells —In Situ Groundwater Remediation / Type 5T Wells — Tracer Injection IV. INJECTION DATA A. INJECTION FLUID DATA 1. List all proposed injectants. NOTE: Any substance to be injected as a tracer or to promote in situ remediation must be reviewed by the Occupational and Environmental Epidemiology Section (OEES) of the Division of Public Health, Department of Health and Human Services. Review the list of approved injectantsT or contact the UIC Program to determine f the injectants you are proposing have been reviewed by OEES. Injectant: ABC Concentration at point of injection: 0.72 lbs/gal Injectant: Zero-valent iron Concentration at point of injection: 0.68 Ibs/gal Injectant: Concentration at point of injection: Inj ectant: Concentration at point of injection: Inj ectant: Concentration at point of injection: 2. Source of fluids used to dilute or chase the injectants listed above: ❑ None El Municipal water supply ❑ Groundwater from private well or any well within ''A mile of injection site ❑ Air ❑ Other: 3. If any well within'Y4 mile of injection site, a private well, or surface water is to be used as the fluid source, supply the following information: a. Location/ID number of source: N/A b. Depth of source: N/A c. Formation: N/A d. Rock/Sediment type: N/A e. In Attachment C, provide a current, complete chemical analysis of the water from the source well, including analyses for all contaminants suspected or historically recognized in soil or groundwater on the site. NOTE: If contaminated groundwater is to be used as the dilution or chase fluid, this is not the proper permit application form. You must apply for a closed -loop groundwater remediation permit using application form GWRS. Revised 8/07 UIC-5I/5T Page 3 of 7 APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S) FOR INJECTION Type 51 Wells — In Situ Groundwater Remediiatiion / Type 5T Wells — Tracer Injection B. PROPOSED OPERATING PARAMETERS 1. Duration of Injection: Maximum number of separate injection events: 1 Expected duration of each injection event: 4 days Expected duration between events (if more than one event): N/A 2. Injection rate per well: 2-20 gallons per minute (gpm) 3. Total Injection volume: 1,500 gallons per day (gpd); 6,000 gallons per event (if separate events) 4. Injection pressure: 10-500 pounds/square inch (psi) 5. Temperature at point of injection: 55-77 °F 6. Briefly describe how the above parameters will be measured and controlled: Approximately 6,000 pounds will be injected into 8 locations. The injections will be performed from depths of 10 to 30 feet below ground surface. The injection pressure will be monitored using a pressure gauge. Valves will be used to control the flow and pressure. The temperature is from make up water (local potable water) 7. Estimated hydraulic capacity of the well: 2-20 gpm C. INJECTION WELL CONSTRUCTION DATA 1. Injection will be via: ❑ Existing well(s) proposed for use as an injection well. Provide the data in (2) through (6) below to the best of your knowledge. N Proposed well(s) to be constructed for use as an injection well. Provide the data in (2) through (6) below as proposed construction specifications. 2. Well Drilling Contractor's Name: Redox Tech NC Well Contractor Certification number: 3380 3. Date to be constructed: TBD pending approval Number of borings: 8 Approximate depth of each boring (feet): 30 4. Screened interval/Injection interval of injection wells: Depth: 10 to 30 feet below ground surface (if multiple intervals, indicate shallowest and deepest depth). 5. Well casing (N/A if injection is through direct push rods): Type: ❑ PVC ❑ Stainless steel N Other: N/A Casing depth: to ft. 6. Grout (N/A if injection is through direct push rods): Type: ❑ Cement ❑ Bentonite Grout depth: to ft. l Other: N/A Revised 8/07 UIC-5I/5T Page 4 of 7 APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S) FOR INJECTION Type 51 Wells —In Situ Groundwater Remediation / Type 5T Wells — Tracer Injection V. ATTACHMENTS Provide the following items as attachments with the given headings: A. SITE HISTORY Provide a brief description of the site history including: (1) site usage historically and present, (2) origin of the contamination, (3) previous remedial action(s). NOTE: G.S. 89E-18 requires that any geologic plans, reports, or documents in which the performance is related to the public welfare or safeguarding of the environment be prepared by a licensed geologist or subordinate under his or her direction. G.S. 89E-13 requires that all drawings, reports, or documents involving geologic work which shall have been prepared or approved by a licensed geologist or a subordinate under his or her direction be signed and sealed by him or her. B. HYDROGEOLOGIC DESCRIPTION Provide a hydrogeologic description, soils description, and cross section of the subsurface to a depth that includes the known or projected depth of contamination. The hydrogeologic description shall include: (1) the regional geologic setting; (2) significant changes in lithology; (3) the hydraulic conductivity, transmissivity, and specific yield of the aquifer to be used for injection, including a description of the test(s) used to determine these parameters; and (4) the depth to the mean seasonal high water table. C. INJECTION FLUID COMPOSITION Describe the chemical, physical, biological and radiological characteristics of each injectant. Attach the Material Safety Data Sheet (MSDS) for each injectant. If a private well or a well within'/a mile of the injection site is used as the source well, include chemical analysis of source fluid here. D. INJECTION RATIONALE Attach a brief description of the rationale for selecting the injectants and concentrations proposed for injection, including: (1) goals of the injection project; (2) a description of the reactions between the injectants and the contaminants present including specific breakdown products or intermediate compounds that may be formed by the injection; and (3) summary results of modeling or testing performed to investigate the injectant's potential or susceptibility to change (biological, chemical or physical) in the subsurface. E. INJECTION PROCEDURE AND EQUIPMENT Provide a detailed description of all planned activities related to the proposed injection including but not limited to: (1) construction plans and materials; (2) operation procedures; (3) a detailed diagram of the surface and subsurface portions of the system; and (4) a planned injection schedule. F. MONITORING PLAN Provide a plan for monitoring the results of the injection, including: (1) a list of existing and proposed monitoring wells to be used; (2) a list of monitoring parameters and analytical methods to be used; and (3) a schedule for sampling to monitor the proposed injection. NOTE: The selected monitoring wells must be located so as to detect any movement of injection fluids, process by- products, or formation fluids outside the injection area or zone. The monitoring parameters should include the target contaminants as well as secondary or intermediate contaminants which may result from the injection and other parameters which may serve to indicate the progress of the intended reactions, such as pH, ORP, dissolved oxygen, and Revised 8/07 UIC-5I/5T Page 5 of 7 APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S) FOR INJECTION Type 5T Wells —.In Situ Groundwater Remediation / Type 5T Wells —Tracer Injection other electron acceptors and donors. The monitoring schedule should be consistent with the pace of the anticipated reactions and rate of transport of the injectants and contaminants. G. WELL DATA Provide a tabulation of data on all existing or abandoned wells within 'A mile of the injection well(s) which penetrate the proposed injection zone, including, but not limited to, monitoring wells and wells proposed for use as injection wells. Such data shall include a description of each well's use (water supply, monitoring, etc), total depth, screened or open borehole depth interval, and well construction or abandonment record, if available. H. MAPS Attach the following scaled, site -specific maps: (1) Area map based on the most recent USGS 7.5' topographic map of the area, at a scale of 1:24,000 and showing the location of the proposed injection site. (2) Site map including: a. all property boundaries; b. all buildings within the property boundary; c. existing and proposed injection wells or well field(s) d. any existing sources of potential or known groundwater contamination, including waste storage, treatment or disposal systems within 'A mile of the injection well or well system; e. all surface water bodies within'' /a mile of the injection well or well system; and f. all existing or abandoned wells within ' mile of the injection well(s) which penetrate the proposed injection zone, including, but not limited to, monitoring wells and wells proposed for use as injection wells. (3) Potentiometric surface map(s) including: a. direction of groundwater movement b. existing and proposed monitoring wells c. existing and proposed injection wells (4) Contaminant plume map(s) including: a. the horizontal extent of the contaminant plume, including isoconcentration lines b. existing and proposed monitoring wells c. existing and proposed injection wells (5) Cross-section(s) to the known or projected depth of contamination, including: a. horizontal and vertical extent of the contaminant plume, including isoconcentration lines b. major changes in lithology Revised 8/07 UIC-5I/5T Page 6 of 7 APPLICATION FOR PERMIT TO CONSTRUCT AND/OR USE A WELL(S) FOR INJECTION Type 5I Wells — In Situ Groundwater Remediation / Type 5T Wells — Tracer Injection VI. CERTIFICATION• I, Genna K. Olson(printed name of signing official) , hereby certify under penalty of law that I have personally examined and am familiar with the information submitted in this document and all attachments thereto and that, based on my inquiry of those individuals immediately responsible for obtaining said information, I believe that the information is true, accurate and complete. I am aware that there are significant penalties, including the possibility of fines and imprisonment, for avping false information. I agree to construct, operate, maintain, repair, and if applicable, abando fkO, : l4.2g�111(s) and all related appurtenances in accordance with the approved specifications and b t e �: : 'i 44P� it. • 1. Signature /c(j( - 1 (wE1! Tlate4/2—( / 0 Title: AgenYfor DSCA Petitioner #60-0028 If authorized agent is acting on behalf of the applri+yr�ri�?,s p y a,Yt;Y 'signed by the applicant authorizing the above agent. 1���4.wilot• ," VII. CONSENT OF PROPERTY OWNER (if the property is not owned by the applicant) ("Owner" means any person who holds the fee or other property rights in the well being constructed. A well is real property and its construction on land shall be deemed to vest ownership in the land owner, in the absence of contrary agreement in writing.) I, Center Propertied, P� ,3 ,iI-Qproperty owner) , as owner of the property on which the injection well(s) are to be constructed and operated, hereby consent to allow the applicant to construct each injection well as outlined in this application and agree that it shall be the responsibility of the applicant to ensure that the injection well(s) conform to the Well Construction Standards (Title 15A NCAC 2C .0200) Signature: See signed access agreement in Appendix 2 Title: Date: Submit TWO copies of the completed application package, including all attachments, to: UIC Program Aquifer Protection Section North Carolina DENR-DWQ 1636 Mail Service Center Raleigh, NC 27699-1636 Telephone (919) 733-3221 Revised 8/07 UIC-5I/5T RECEIVED / DENR / DWQ Page 7 of 7 Aquifer Protection Section APR 27 2009 A. SITE HISTORY The site property is located at 4724 Sharon Road in Charlotte, North Carolina. The property is owned by Center Properties SP, LLC and currently is occupied by Elite Cleaners, a dry cleaning pick-up only station. Dry cleaning operations were performed on -site from approximately 1993 to 1998. A Phase 11 Environmental Site Assessment (ESA) was completed at the site on May 31, 2001, by Hart & Hickman, P.C. (Hart & Hickman). As part of the investigation, soil and groundwater samples were collected from hand auger boring HA-1 and direct -push borings DP-1 and DP-2. Laboratory analysis of the samples indicated evidence of a release of chlorinated drycleaning solvents. Following the release discovery, the property owner submitted an application for certification of the site into the North Carolina Drycleaning Solvent Cleanup Act (DSCA) Program. The site was accepted into the program on July 2, 2002. Hart & Hickman submitted a work plan to complete a Prioritization Assessment Report (PAR) to the North Carolina Department of Environmental and Natural Resources (DENR) on August 5, 2004. This work plan was approved by DENR on October 12, 2004. As part of the PAR, Hart & Hickman completed a receptor survey, records review, and conducted soil and groundwater sampling. One hand auger boring (HA-2) was advanced and three monitoring wells (MW-1 through MW-3) were installed to assess soil and groundwater impacts. Laboratory analytical results for the soil samples indicated the presence of PCE adjacent to the location of the former dry cleaning machine and two floor drains. Laboratory analytical results for the groundwater samples indicated the presence of PCE in monitoring wells MW-1 through MW-3 at concentrations in excess of Title 15A NCAC Subchapter 2L .0202 Groundwater Standards (2L Standards). The receptor survey indicated one inactive water supply well approximately 800 feet from the site and a surface water body (tributary to Little Sugar Creek) approximately 910 feet downgradient of the site. ATC Associates of North Carolina, P.C. (ATC) assumed work at the site on behalf of the DSCA Program in 2007. During the time period from January 2007 through October 2008, ATC conducted assessment activities to assess the extent of soil and groundwater impacts to the site. As part of these activities, soil samples were collected from direct -push borings DP-3 through 1 DP-6, DP-24, DP-25, and DP-26 and hand auger boring HA-3. The results of the soil assessment delineated an area of impacted soil beneath the former drycleaning machine and interior floor drain areas and extending south and west of the building. Groundwater samples were collected from direct -push borings DP-3, DP-7 through DP-22, and DP-27 through 31 as part of an initial field screening assessment. Based on the direct -push data, permanent monitoring wells MW-4 through MW-14, MW-1D, MW-4D, MW-5D, MW-15BR, and MW-16BR were then installed. The results of the groundwater assessment indicated a plume of impacted groundwater extending from the site property approximately 1,000 feet downgradient to the west-northwest. Sampling of the surface water body downgradient of the site indicated detectable PCE, but at concentrations below Title 15A 2B .0200 Class C Surface Water Standards. The results of ATC's assessment were documented in an Assessment Report dated March 2, 2009. Upon completion of assessment activities, ATC completed a Tier 1 and 2 Risk Assessment in accordance with the DSCA Program's Risk Based Corrective Action guidance. An initial draft Risk Assessment was produced December 16, 2008, but has been updated several times as additional data is collected. The results of the Tier 1 and 2 indicated that contaminant concentrations in groundwater posed an unacceptable risk and groundwater remediation was recommended. For the initial phase of remediation, ATC recommended completion of an injection pilot test in the source area, as detailed in this UIC permit application. It should be noted that additional assessment is currently underway to evaluate whether off -site remediation is required. Depending on future monitoring data, ATC may request approval from the UIC program for full-scale injection to include off -site remedial activities. B. HYDROGEOLOGIC DESCRIPTION The site is located in the Charlotte Belt geologic province with the primary bedrock formation encountered consisting of massive to weakly foliated granitic rock. The surficial geology consists of residual soils that have weathered from the underlying bedrock and typically transition into increasingly consolidated saprolite materials. Based on soils encountered during drilling operations, the subsurface soils consist of clayey silt transitioning into silt and sand with depth. Bedrock was encountered at depths ranging from 20 to 63 feet below ground surface (bgs). 2 The movement in groundwater in the area typically occurs within two separate but interconnected water -bearing zones. The first is a shallow water -bearing zone within the saprolite, and the second is a deeper water -bearing zone within the underlying bedrock. The water bearing zone in the unconsolidated saprolite is the target for the proposed remedial activities. Groundwater was encountered in this zone at depths ranging from 6.36 to 21.46 feet bgs. The direction of groundwater flow is towards the west at an estimated horizontal hydraulic gradient of 0.02. Testing has not been conducted to confirm the hydraulic conductivity of the aquifer sediments. However, based on published references and an evaluation of the plume migration distance, the hydraulic conductivity in the most permeable aquifer zones is estimated at 4 feet per day. Based on published references, the total porosity is estimated at 35 percent and the specific yield is estimated at 20 percent. Using these values and the above referenced hydraulic gradient, the groundwater flow velocity across the site is estimated at 0.4 feet per day (146 feet per year). Assuming an average depth to bedrock of 50 feet, the transmissivity of the unconsolidated aquifer is estimated at 200 square feet per day. C. INJECTION FLUID COMPOSITION The product to be injected is developed by Redox Tech and entitled Anaerobic Biochem ABC° Plus (ABC+). ABC° is a patented mixture of lactates, fatty acids, and a phosphate buffer. ABC° contains rapidly metabolized components as well as slow- and long-term releasing components. The phosphate buffer provides phosphates, which are a micronutrient for bioremediation. In addition, the buffer helps to maintain the pH in a range that is best suited for microbial growth. ABC+ is a mixture of the ABC° formula and Zero Valent Iron (ZVI). ZVI is a proven injectate for dechlorination of chlorinated solvent compounds. The MSDS for ABC and ZVI have been attached in Appendix 3. 3 D. INJECTION RATIONALE 1. Goals of Injection Based on the initial Risk Assessment results for the site, contaminant concentrations in groundwater were found to pose an unacceptable risk for the Protection of Groundwater and Protection of Surface Water pathways. The tentative cleanup goals for these pathways are 0.276 mg/L for PCE for Protection of Groundwater and 2.91 mg/L for PCE for Protection of Surface Water. However, it should be noted that these cleanup goals are based on various assumptions about future land use restrictions and assessment data. ATC proposes to complete the initial source area injections as a pilot test, then the risk assessment will be updated to evaluate whether additional remediation is warranted. If additional remediation is found to be warranted, ATC may request approval from the UIC program for full-scale remedial activities. 2. Reactions Between Injectates and Contaminants Chlorinated solvent compounds in groundwater can be treated in -situ by enhanced anaerobic bioremediation. The primary mechanism for anaerobic degradation of chlorinated solvent compounds is known as reductive dechlorination. In this process, chlorine atoms in the chlorinated compounds are reduced by hydrogen. An electron donor, either hydrogen gas or a precursor carbon compound, is necessary for the reaction to occur. Carbon sources can include co -contaminants such as petroleum hydrocarbons or natural organic matter. If these carbon sources are not metabolically available or are not sufficient, the anaerobic process can be enhanced by introducing a food source into the subsurface. ABC® contains lactates, esters, and fatty acids, which act as a food source for bacteria to stimulate anaerobic biodegradation. ABC® also contains a phosphate buffer, which helps to maintain the pH in a range that is best suited for microbial growth and provides phosphorus (a micronutrient for bioremediation). However, care must be taken not to overstimulate the bacteria, because in some instances, the desired bacteria may be overwhelmed by other bacteria (such as methanogens). (This is why ABC® has slow- and long-term release compounds.) The addition of ZVI to the ABC® product provides a number of advantages. Reductive dechlorination of chlorinated compounds also occurs with the addition of ZVI, but via different 4 reaction mechanisms. The primary reduction mechanism is direct electron transfer from the ZVI to the contaminants at the metal -water interface, resulting in dechlorination and the production of ferrous iron. This is an immediate abiotic reaction that does not produce reductive dechlorination (hydrogenolysis) by-products like dichloroethylene isomers or vinyl chloride. The speed of the reaction will result in a more rapid dechlorination than ABC® alone. As a secondary dechlorination mechanism, corrosion of iron metal yields ferrous iron and hydrogen, both of which are possible reducing agents for chlorinated solvents. 3. Potential for Injectate to Change in the Subsurface ABC® can be transformed into several molecules including propane-1,2-diol (propylene glycol), propane-1,3-diol (trimethylene glycol), ethane-1,2-diol (ethylene glycol) plus methanol, and 2- hydroxypropanoic acid (lactic acid) (Dasari et al., 2005). The first three transformations are produced by hydrogenolysis and can be performed abiotically in the presence of a metal catalyst and hydrogen. Microorganisms can convert ABC® to lactic acid, propane-1,3-diol, and other compounds useful for cell growth under both aerobic and anaerobic conditions (Garai-Ibabe et al., 2008; Beibl, 2001;Menzel et al., 1998; Abbad-Andaloussi et al., 1997; Dabrock et al., 1992; Dobrogosz and Stone, 1962; Mann and White, 1957). The critical contribution of ABC® and its metabolites undergoing further breakdown is the supply of energy or reducing power for cells which use this for cell growth and other metabolic processes, including the destruction of contaminants. The ABC formulation includes micro nutrients and pH buffering capacity to maintain pH conditions in the optimal range to promote cell growth. Examples of case studies where ABC® and ABC+ have been injected are attached in Appendix 4. E. INJECTION PROCEDURE AND EQUIPMENT ABC+ will be injected in 8 locations over an approximately 3,340-square foot area, as indicated on Figure 3. Prior to the injection, ATC will mobilize to the site to evaluate the subsurface impacts using Membrane Interface Probe (MIP) technology. This MIP assessment will be conducted in an attempt to further evaluate the distribution of chlorinated solvents beneath the site. This 5 assessment data will be utilized to confirm the locations of each injection point. However, it should be noted that ATC does not expect that the final injection locations will be beyond the general area defined on Figure 3. At each location, injection will be performed from depths of approximately 10 feet to 30 feet bgs. Approximately 8,400 pounds of ABC+ will be injected in total. The injection activities are expected to last approximately four days. Injection will be accomplished using a direct -push drilling rig and an injection trailer. The direct - push rig will be equipped with the tooling typically required for injection activities. The injection trailer will be equipped with a positive displacement pump, slurry mixing tank, mixer, and high pressure injection hose. Diagrams and photographs of the injection system are included in Appendix 5 and the injection process is described below. At the start of the injection, measured amounts of municipal water, ABC®, and granular ZVI will be added to the slurry mixing tank and the mixer will be started. The injection rod will consist of a 1.25-inch outside diameter Geoprobe drill rod driven to the desired injection depth using a direct - push drilling rig. A high pressure hose will extend from the mixing tank, to the injection pump, then to a quick connect coupling on the injection rod. The injection rod assemblage is equipped with a shut-off valve at the surface, and an injection head at the injection depth. An expendable point is present which seals the injection head until the desired injection depth is reached. Once the injection depth is reached, the injection pump is engaged, the injection head valve is opened, and the expendable point is shed to facilitate injection. Injection will be performed using a bottom up approach. Injection pressures may range from 10 to 500 pounds per square inch (psi) and injection flow rates may range from 2 to 20 gallons per minute (gpm). The injection pressure will be monitored continuously using a pressure gauge and the injection rate will be adjusted using the injection pump and valves. After injection at a desired depth, the injection pump will be turned off and the injection head valve will be closed. The process will then be repeated at the next injection interval. Once injection at a location is complete, the residual pressure in the formation will be monitored until a safe level is reached. The injection rod will then be withdrawn and the boring will be abandoned using hydrated bentonite. It should be noted that when injecting fluids into the subsurface, there is always the potential of fluids flowing to the surface. This can occur in several ways but we generally divide potential 6 occurrences into two categories: flow -by and daylighting. Flow -by is defined as injectate fluid that flows past the seal around the injection port (well or Geoprobe rods) and surfaces around the injection port. This is prevented by carefully sealing the injection port with the proper type and amount of materials (e.g., bentonite, grout, etc.). Daylighting occurs when injection fluid reaches the surface some distance from the injection port. This short circuiting occurs because of the availability of relatively high permeability pathways within the injection radius. These pathways could be former borings that were not properly sealed or simply due to natural heterogeneity. Daylighting can be controlled by properly sealing old borings, adjusting injection flow rates, or simply moving the injection location a few feet. F. MONITO1UNG PLAN All wells in the injection area (MW-1, MW-2, MW-3), in addition to selected wells cross -gradient and downgradient of the injection area (MW-4S, MW-5S, and MW-11) will be sampled prior to injection of the ABC+. To monitor the injection, these wells will be sampled after two weeks then monthly for the first three months. The wells will continue to be sampled six months, nine months, and twelve months after the injection event. Sampling of the monitoring wells will be performed using low flow sampling methods which include the monitoring of temperature, dissolved oxygen, pH, oxidation-reduction potential, and specific conductivity. Water samples collected from the monitoring wells will be analyzed for volatile organic compounds by EPA Method 8260 and total organic carbon by Standard Method 5310B. G. WELL DATA Well construction details for monitoring wells and water supply wells in the area are included in Tables 3 and 7, respectively. 7 TABLES Note that the attached tables are presented in the forms required by the DSCA Program. The numbering of the tables is specified in the forms. A summary of the tables attached to this permit application is provided below: Analytical Data Tables (ADT) ADT 1: Site Chronology ADT 2: Analytical Data for Soil ADT 3: Monitoring Well Construction Data ADT 4: Groundwater Elevation Data ADT 5: Analytical Data for Groundwater (Standard List of Compounds) ADT 6: Analytical Data for Surface Water ADT 7: Water Well Survey Data Note that ADT 8 and 9 contain data that is either not relevant to this site or not relevant to this permit application. As such, these tables are not included in the attachments. Analytical Data Tables for North Carolina Dry -Cleaning Solvent Cleanup Act Program Facility Name: Sharon Cleaners 4724 Sharon Road, Charlotte, North Carolina... DSCA ID No.: 60-0028 Submittal Date: 4/22/2009 Prepared By ATC Associates of North. Carolina,; P.C. 2725 East Millbrook Road, Suite 121, Raleigh, North Carolina-27604 Table 1: Site Chronology ADT 1 DSCA ID No.: 60-0028 Chronology of Events Date Instructions: Brief description of all significant events that have occurred since a problem was suspected at the facility. Commence with the first date a problem was suspected and continue through the most recent activity described in the current report. 5/20/1992 Sharon Cleaners located on the property. 12/1/1993 Drycleaning operations started at the property. 3/1/1994 Mr. Chong Lee leased the property. 6/1/1996 M&S Cleaners located on the property. 9/30/1998 Drycleaning operations discontinued at the property. 10/1/1998 Elite Cleaners started operations at the property. Elite Cleaners is a drop off location only with no on site drycleaning. Elite Cleaners is the current occupant of the property. 5/31/2001 Phase II ESA Results completed by Hart & Hickman, PC. Three soil samples (HA-1, DP-1, and DP-2) and one water sample (DP-1) were collected. PCE was discovered in two of the soil samples (HA-1 and DP-1) and the water sample (DP-1). 3/1/2002 The property owner, Center Properties SPE, LLC, submitted a petition for certification of the site into the DSCA Program. The site was subsequently certified into the program of July 2, 2002. 4/7/2005 Prioritization Assessment Report completed by Hart & Hickman. PC. One soil sample (HA-2) was collected from within the property building and three permanent wells (MW-1 through MW-3) were installed. PCE was discovered in all the samples. 1/23/2007 through 1/29/2007 ATC Associates performs soil and groundwater sampling with an onsite mobile lab to assess the extent of soil and groundwater contamination. Soil samples were collected from DP-3 through DP-6, DP-24, DP-25, and DP-26. Groundwater samples were collected from DP-3, DP-7 through DP-22, DP-27 through 31, and MW-1 through MW-3. 6/4/2007 through 6/7/2007 ATC Associates installed monitoring wells MW-4 through MW-9, MW-11 through MW-14, MW-1D, MW-4D and MW-5D. ATC collected groundwater samples from monitoring wells MW-1, MW-1D, MW-2, MW-3, MW-4, MW-4D, MW-5 through MW-9, and MW-11 through MW-14. • Three surface water samples (SW-1, SW-2, and SW-3) were collected. Two soil samples were collected from HA-3 which was placed within the property building. 10/14/08 through 10/19/08 ATC installed monitoring wells MW-10, MW-15BR and MW-16BR. 10/28/08 through 10/30/08 ATC collected groundwater samples from all of the monitoring wells (MW-1, MW-1D, MW-2, MW-3, MW-4, MW-4D, MW-5 through MW-14, MW-15BR, and MW-16BR). Page 1 of 1 Table 2: Analytical Data for Soil ADT 2 DSCA ID No.: 60-0028 U 2 I4 rn ,D Aw,Lii 4-, 079 2 a. cGC yO O O V w O .0 ro N N ❑o❑ cd CU O O V N U ccd O P. Q a T '.� O O C% a) cOa w O O Q U N Q N N W O IU-, Q N N CO ,'Ud O 0 U -. ? cad U O ,.G U c 0 O v �-' r'il ci = N ii C.T. I-. N p 2'. �? _ y aJ F - 0 it .= Q. Z C ti �' N O2 O cd N F O E- a> y N o O U A y cC0 C .� T a) O .0 •83 H 'OU- O T 2 > .� is .2 _y •� X ring/kg] HA-1 4-5 5/4/01 <0.0071 <0.0071 <0.0071 <0.0071 <0.0071 0.0022 NA NA <0.0071 <0.0071 <0.0071 NA ' NA NA 0.74 NA <0.0071 <0.0071 <0.014 NA 1{A-2 2-3 11/16/04 <0.0021 <'0.0021 <0.0021 <0.0021 <0.0021 • <0.0021 <0.0021 NA <0.0021 <0.0021 <0.0021 <0.0021 NA <0.00538 0.0451 <0.0021 <0.0021 <0.0021 <0.0021 <0.0021 HA-3 4' 6/6/07 NA NA NA NA <0.010 NA <0.010 NA NA NA <0.010 <0.010 NA NA <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 HA-3 8' 6/6/07 NA NA NA NA <0.010 NA <0.010 NA NA NA <0.010 <0.010 NA NA <0.010 <0.010 <0.010 <0.010 <0.010 <0.010 DP-1 2-3 5/4/01 <0.0061 <0.0061 <0.0061 <0.0061 <0.0061 <0.0061 NA NA <0.0061 <0.0061 <0.0061 NA NA NA 0.007 NA <0.0061 <0.0061 <0.012 NA DP-2 2-3 5/4/01 <0.0063 <0.0063 <0.0063 <0.0063 <0.0063 <0.0063 NA NA <0.0063 <0.0063' <0.0063 NA NA NA <0.0063 NA <0.0063 <0.0063 <0.013 NA DP-3 5 1/24/07 <0.001 <0.003 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.007 <0.007 0.0044 <0.001 <0.001 <0.001 <0.003 <0.004 139-4 3-5 1/24/07 <0.001 <0.003 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.006 <0.006 0.006 <0.001 <0.001 <0.001 <0.003 <0.004 DP-5 3-5 1/24/07 <0.056 <0.113 <0.056 <0.056 <0.056 <0.056 <0.056 NA <0.056 <0.056 <0.056 <0.056 <0.281 <0.281 2.2 <0.056 <0.056 <0.056 <0.113 <0.169 139-6 1-3 1/24/07 <0.001 <0.003 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.006 <0.006 0.0022 <0.001 <0.001 <0.001 <0.003 <0.004 139-6 7-9 1/24/07 <0.001 <0.003 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.007 <0.007 0.049 <0.001 <0.001 <0.001 <0.003 <0.004 DP-24 2-4 1/29/07 <0.001 <0.003 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.007 <0.007 <0.001 <0.001 <0.001 <0.001 <0.003 <0.004 139-24 8-9 1/29/07 <0.001 <0.003 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.007 <0.007 <0.001 <0.001 <0.001 <0.001 <0.003 <0.004 139-25 4-6 1/29/07 <0.001 <0.003 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.007 <0.007 <0.001 <0.001 <0.001 <0.001 <0.003 <0.004 DP-25 7-9 1/27/07 <0.001 <0.003 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.007 <0.007 0.0043 <0.001 <0.001 <0.001 <0.003 <0.004 DP-26 8-10 1/27/07 <0.001 <0.003 <0.001 <0.001 <0.001 . <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.007 <0.007 <0.001 <0.001 <0.001 <0.001 <0.003 <0.004 Soil Samples Collected Within or Below the Capillary Fringe / Groundwater Table Depth DP-3 11 1/24/07 <0.064 <0.128 <0.064 <0.064 <0.064 <0.064 <0.064 NA <0.064 <0.064 <0.064 <0.064 <0.321 <0.321 1.1 <0.064 <0.064 <0.064 <0.128 <0.192 DP-4 9-11 1/24/07 <0.002 <0.003 <0.002 <0.002 <0.002 <0.002 <0.002 NA <0.002 <0.002 <0.002 <0.002 <0.008 <0.008 0.024 <0.002 <0.002 <0.002 <0.003 <0.005 139-5 9-11 1/24/07 <0.113 <0.235 <0.113 <0.113 <0.113 <0.113 <0.113 NA <0.113 <0.113 <0.113 <0.113 <0.588 <0.588 1.3 <0.001. <0.113 <0.113 <0.235 <0.348 139-26 10-12 1/27/07 <0.001 <0.003 <0.001 <0.001 <0.001. <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.007 , <0.007 0.008 <0.001 ' <0.001 <0.001 <0.003 <0.004 «l.T s. ?){61•, I ... 1' J-r within .3, o`.�� or below the t-_ capillary 1 ITm •7._�. re,I&'l1_k.k, ' :?42 fringe / groundwater table depth i; 1.r1f were not J,+' 1g Z'1 :G used in Tier 1/2 I •I3e ...J1u ue.a)13 9.• assessments. 2.P'a?r _ti -. . 111 3,.':,', Note: Soil borings collected 1 1 t _ _��� __ _•_ e _ �__ _ _'�_ __ u- I Page 1 of 1 td td I . MW-5D ? • C1 MW-14 - - - W N ... MW-10 - b CO v 01 In ? MW-3 N $.-' CT [PM C n C 01 O 1 O O N O Table 3: Monitoring Well Construction Data ADT 3 o — O 00 O — n-, O CO CT, u In O �1 ON O, O �l CT, ON O �1 ON — 4.. O �] CA . A O �l CT, .A - O �1 CT, - O �1 10/17/08 m U O �1 e U O �1 6/4/07 rn . A O �l rn t O --1 rn Oi O �1 C 01 A • -. 0 A • C �' 0 A Date Installed (mm/dd/yy) ---, - N N N N N N N --. N N N N N N. . Number of Samples 75 U 48 47 40 0 N 20 24 �1 In W N 22.5 U 25 �1 - 4 Well Depth [feet] N N --, ---' N N N - N N N N N- N N N Well Diameter [inch] � Vi O U 43-48 42-47 35-40 l O �1 N 0 O 14-24 __ N J O U 8-23 N N v lO r O ln, 10-25 r 0--, --L Screen Interval [feet] Active Active Active Active Active Active Active Active Active Status (Active/Inactive) Table 4: Groundwater Elevation Data ADT 4 DSCA ID No.: 60-0028 Groundwater Sampling Point Sampling Date (mm/dd/yy) TOC Elevation [feet] Depth to Water [feet bgs] Groundwater Elevation [feet] Depth to NAPL [feet bgs] NAPL Thickness [feet] Corrected* Groundwater Elevation [feet] MW-1 9/17/2004 694.38 11.91 682.47 ND N/A N/A MW-1 1/24/2007 694.38 10.74 683.64 ND N/A N/A MW-1 6/12/2007 694.38 11.21 683.17 ND N/A N/A MW-1 10/28/2008 694.38 13.31 681.07 ND N/A N/A MW-2 9/17/2004 694.27 11.57 682.70 ND N/A N/A MW-2 1/24/2007 694.27 10.32 683.95 ND N/A N/A MW-2 6/12/2007 694.27 10.78 683.49 ND N/A N/A MW-2 10/28/2008 694.27 13.02 681.25 ND N/A N/A MW-3 9/17/2004 694.62 12.58 682.04 ND N/A N/A MW-3 1/24/2007 694.62 11.3 683.32 ND N/A N/A MW-3 6/12/2007 694.62 11.72 682.9 ND N/A N/A MW-3 10/28/2008 694.62 13.67 680.95 ND N/A N/A MW-4 6/12/2007 691.45 12.97 678.48 ND N/A N/A MW-4 10/29/2008 691.45 14.85 676.60 ND N/A N/A MW-5 6/12/2007 689.94 14.77 675.17 ND N/A N/A MW-5 10/30/2008 689.94 16.67 673.27 ND N/A N/A MW-6 6/12/2007 682.66 12.35 670.31 ND N/A N/A MW-6 10/30/2008 682.66 13.48 669.18 ND N/A N/A MW-7 6/12/2007 676.07 12.94 663.13 ND N/A N/A MW-7 10/29/2008 676.07 14.45 661.62 ND N/A N/A MW-8 6/12/2007 664.41 6.36 658.05 ND N/A N/A MW-8 10/29/2008 664.41 6.51 657.90 ND N/A N/A MW-9 6/12/2007 673.92 12.93 660.99 ND N/A N/A MW-9 10/29/2008 673.92 14.94 658.89 ND N/A N/A MW-10 10/30/0/8 682.38 12.31 670.07 ND N/A N/A MW-11 6/12/2007 703.12 19.21 683.91 ND N/A N/A MW-11 10/30/2008 703.12 23.07 680.05 ND N/A N/A MW-12 6/12/2007 695.71 10.35 685.36 ND N/A N/A MW-12 10/29/2008 695.71 13.22 682.49 ND N/A N/A MW-13 6/12/2007 689.35 12.7 676.65 ND N/A N/A MW-13 10/29/2008 689.35 15.92 673.43 ND N/A N/A MW-14 6/12/2007 693.03 19.7 673.33 ND N/A N/A MW-14 10/29/2008 693.03 21.46 671.57 ND N/A N/A Page 1 of 2 Table 4: Groundwater Elevation Data ADT 4 DSCA ID No.: 60-0028 Groundwater Sampling Point Sampling Date (mm/dd/yy) TOC Elevation [feet] Depth to Water [feet bgs] Groundwater Elevation [feet] Depth to NAPL [feet bgs] NAPL Thickness [feet] Corrected* Groundwater Elevation [feet] MW-1D 6/12/2007 693.63 10.63 683.00. ND N/A N/A MW-1D 10/28/2008 693.63 12.81 680.82 ND N/A N/A MW-4D 6/12/2007 691.50 12.59 678.91 ND N/A N/A MW-4D 10/29/2008 691.50 14.5 677.00 ND N/A N/A MW-5D 6/12/2007 690.14 14.91 675.23 ND N/A N/A MW-5D 10/30/2008 690.14 16.52 673.62 ND N/A N/A MW-15BR 10/30/2008 694.2 17.74 676.46 ND N/A N/A MW-16BR 10/29/2008 678.78 17.02 661.76 ND N/A N/A Page 2 of 2 9JO I aged £00'0> ZOOM> 100'0> I00'0> 1.00'0> I00'0> 500'0> 500'0> L00'0> L00'0> 100'0> T00'0> VN I00'0> L00'0> T00'0> 100'0> [00'0> Z00'O> LOO'0> L0/9Z/I (zs-sa)st-aa £00'0> Z00'0> L00'0> 100'0> I00'0> £L00'0 500'0> 500'0> I00'0> 1.00'0> 6T00'0 100'0> VN 100'0> T00'0> 100'0> L00'0> [00'0> Z00'0> 100'0> L0/9Z/I (az-oz)81-da £00'0> ZOOM> 100'O> I00'0> I00'0> 17I00'0 500'0> 500'0> 100'0> 100'0> ST00'O 100'0> VN I00'0> IOOM> [00'0> 100'0> [00'0> ZOOM> I00'0> L0/9Z/[ (La-co)LI-da £00'0> ZOOM> L00'0> [00'0> 1.00'0> '100'0> S00'0> 500'O> I00'0> [00'0> 51000 T00'0> VN T00'0> I00'0> L00'0> I00'0> I00'0> ZOOM> I00'0> L0/9Z/I (aE-oc)L1-da 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1,1-Dichloroethylene C7 p O co 0•w' N 1,1,2-Trichloroethanae 1,1,2,2-Tetrachloroethane 1,1,1-Trichloroethane 8Z00-09 :'oj QI vDSQ S iuv .1 t Mpunoao aoj e;eQ leagSpuy :S ojne.L Table 5: Analytical Data for Groundwater ADT 5 DSCA ID No.: 60-0028 o tap 71, ,d 6 Co OD Mto O o . 0 ro O VF y (NI ca O ' • •-' c-i gel) a� �N 0 ..0 g aCi >. 0 .0 aqq� cd f o . QA N 0 T C" CG m c .i O ; U °, UO -c O p 8N" 0 N aC y w >. Jr, HP 0 1 0 '.oT o i" g? E. a .Hho _ T o ; o A 0 T�-' Ui, F. 7:3y p > c0 ti a XU [mg/L] DP-19 (24-28) 1/27/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 <0.001 <0.001 <0.001 <0.001 <0.002 <0.003 DP-20 (16-20) 1/27/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 <0.001 <0.001 <0.001 <0.001 <0.002 <0.003 D1'-20 (30-32) 1/27/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 <0.001 <0.001 <0.001 <0.001 <0.002 <0.003 DP-21 (18-22) 1/27/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 0.006 <0.001 <0.005 <0.005 0.17 <0.001 <0.001 0.0059 <0.002 <0.003 DP-21 (30-34) 1/27/07 <0.001 <0.002. <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 0.013 <0.001 <0.005 <0.005 0.19 <0.001 <0.001 0.0092 <0.002 <0.003 DP-22 (21-25) 1/27/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 0.0039 <0.001 <0.001 <0.001 <0.002 <0.003 DP-27 (12-14) 1/27/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 <0.001 <0.001 <0.001 <0.001 <0.002 <0.003 DP-27 (43-47) 1/27/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 0.0017 <0.001 <0.001 <0.005 <0.005 <0.001 <0.001 <0.001 <0.001 <0.002 <0.003 DP-28(14-18) 1/27/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 0.0062 <0.001 <0.001 <0.001 <0.002 <0.003 DP-29 (15-17) 1/27/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 0.0083 <0.001 <0.001 <0.001 <0.002 <0.003 DP-30 (16-20) 1/27/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 <0.001 <0.001 <0.001 <0.001 <0.002 <0.003 DP-30 (24-28) 1/27/07 <0.001 <0.002 <0.001 <0.00 1 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 <0.001 <0.001 <0.001 <0.001 <0.002 <0.003 DP-31 (18-22) 1/29/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 <0.001 <0.001. <0.001 <0.001 <0.002 <0.003 DP-31 (24-28) 1/29/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 <0.001 <0.001 <0.001 <0.001 <0.002 <0.003 MW-1 11/16/04 <0.001 0.0019 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 0.0017 <0.00.1 <0.001 NA <0.005 3.55 <0.001 <0.001 0.013 <0.001 <0.001 MW-1 1/23/07 <0.250 <0.500 <0.250 <0.250 <0.250 <0.250 <0.250 NA <0.250 <0.250 <0.250 <0.250 <1.250 <1.250 9.6 <0.250 <0.250 <0.250 <0.500 <0.750 MW-1 6/7/07 NA NA NA NA <0.100 NA <0.100 NA NA NA <0.100 <0.100 NA NA 6.1 <0.100 <0.100 <0.100 <0.100 <0.100 MW-1 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 0.0012J 0.012 <0.005 <0.005 0.00082J 4 <0.005 <0.005 0.01 <0.01 <0.005 MW-1D 6/7/07 NA NA NA NA <0.001 NA <0.001 NA NA NA <0.001 <0.001 NA NA <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 MW-1D 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 0.00052J <0.005 <0.005 <0.005 0.00086J 0.0057 <0.005 <0.005 --V0.UUL <0.01 <0.005 MW-2 11/16/04 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 NA <0.005 0.118 <0.001 <0.001 <0.001 <0.001 <0.001 MW-2 1/23/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 <0.001 <0.001 <0.005 <0.005 0.25 <0.001 <0.001 <0.001 <0.002 <0.003 MW-2 6/7/07 NA NA NA NA <0.010 NA <0.010 NA NA NA <0.010 <0.010 NA NA 0.25 <0.010 <0.010 <0.010 <0.010 <0.010 MW-2 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005 <0.005 <0.005 <0.005 0.0006J 0.24 <0.005 <0.005 �U.UUL 0 <0.01 <0.005 MW-3 11/16/04 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 0.0093 <0.001 NA <0.005 1.18 <0.001 <0.001 0.0064 <0.001 <0.001 MW-3 1/23/07 <0.001 <0.002 <0.001 <0.001 <0.001 <0.001 <0.001 NA <0.001 <0.001 0.0051 <0.001 <0.005 <0.005 0.12 <0.001 <0.001 0.0022 <0.002 <0.003 MW-3 6/7/07 NA NA NA NA <0.010 NA <0.010 NA NA NA <0.010 <0.010 NA NA 0.19 <0.010 <0.010 <0.010 <0.010 <0.010 MW-3 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005 0.0055 <0.005 <0.005 0.000791 0.32 0.0008J <0.005 0.0019J <0.01 0.000633 Page 2 of 6 Table 5: Analytical Data for Groundwater ADT 5 DSCA ID No.: 60-0028 >E a 00 '" a�i 3 .t 6' - O bp p a ❑ a7 0 0 'i. t' .--i •--- O O O cOC y E';' N N .--� co N O 0 's: E- N .-. N cCd O 0 .� Q - C T O O Q - ON cd O O ..0 U Q .: c, a� a�i G O ,6.a., `: o N fA 'Llo O cVa y 0 p U w 0 O U 0 O - (� N rn ci q N 0 p >. W� 0 S -O N >, W (-� N is 00 Z a� a� 00 H 0 .7 Fo 0 O U i �`! r G i 00 00 ti v [ 'O O 00 q iC .✓ rn X [mg/L] MW-4 6/7/07 NA NA NA NA <0.001 NA <0.001 NA NA NA 0.002 <0.001 NA NA 0.0446 <0.001 <0.001 0.0042 <0.001 <0.001 MW-4 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005 0.0042 <0.005 <0.005 0.00069J 0.078 0.001J <0.005 0.0086 <0.01 0.00076J MW-4D 6/7/07 NA NA NA NA <0.001 NA <0.001 NA NA NA. <0.001 <0.001 NA NA 0.0019 <0.001 <0.001 <0.001 <0.001 <0.001 MW-4D 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 0.00054J <0.005 <0.005 <0.005 0.000621 0.0021 <0.005 <0.005 '-u.„vuL <0.01 <0.005 MW-5 6/7/07 NA NA NA NA <0.010 NA <0.010 NA NA NA <0.010 <0.010 NA NA 0.058 <0.010 <0.010 <0.010 <0.010 <0.010 MW-5 10/29/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005 0.0022J <0.005 <0.005 0.00054J 0.072 <0.005 <0.005 0.0035 <0.01 <0.005 MW-5D 6/7/07 NA NA NA NA <0.001 NA <0.001 NA NA NA 0.0026 <0.001 NA NA 0.12 <0.001 <0.001 0.0045 <0.001 <0.001 MW-5D 10/29/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 0.00074J 0.0019J <0.005 <0.005 0.00053J 0.022 <0.005 <0.005 0.0018J <0.01 <0.005 MW-6 6/7/07 NA NA NA NA <0.010 NA <0.010 NA NA NA 0.01 <0.010 NA ' NA 0.21 <0.010 <0.010 <0.010 <0.010 <0.010 MW-6 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005 0.015 <0.005 <0.005 0.00055J 0.19 <0.005 <0.005 0.012 <0.01 <0.005 MW-7 6/5/07 NA NA NA NA <0.001 NA 0.0017 NA NA NA <0.001 0.0013 NA NA <0.001 0.0086 <0.001 <0.001 <0.001 0.0069 MW-7 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 0.0007J <0.005 NA <0.005 <0.005 <0.005 <0.005 <0.005 0.00059J 0.00053J <0.005 <0.005 `u.�uuL <0.01 <0.005 MW-8 6/6/07 NA NA NA NA <0.001 NA <0.001 NA NA NA <0.001 <0.001 NA NA <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 MW-8 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005 <0.005 <0.005 <0.005 0.000593 0.000531 <0.005 <0.005 W.UUL 0 <0.01 <0.005 MW-9 6/6/07 NA NA NA NA <0.001 NA <0.001 NA NA NA <0.001 <0.001 NA NA <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 MW-9 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005 <0.005 <0.005 <0.005 0.000573 `viuu <0.005 <0.005 �v.� VG <0.01 <0.005 MW-10 10/29/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 ' NA <0.005 <0.005 <0.005 <0.005 <0.005 0.00056J u 7 vu <0.005 <0.005 `u.�uuL <0.01 <0.005 MW-11 6/7/07 NA NA NA NA <0.001 NA <0.001 NA NA NA <0.001 <0.001 NA NA <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 MW-11 10/29/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005 <0.005 <0.005 <0.005 0.00051J `u.vuv <0.005 <0.005 w.0 uL <0.01 <0.005 MW-12 6/7/07 NA NA NA NA <0.001 NA <0.001 NA NA NA <0.001 <0.001 NA NA <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 MW-12 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005 <0.005 <0.005 <0.005 0.0008J �u'uuu 0.0017J <0.005 .-u'o uL <0.01 0.0011J MW-13 6/7/07 NA NA NA NA <0.001 NA <0.001 NA NA NA <0.001 <0.001 NA NA <0.001 <0.001 <0.001 <0.001 <0.001 <0.001 MW-13 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005 <0.005 <0.005 <0.005 0.000563 �u.wuu <0.005 <0.005 `U.uL 0 <0.01 <0.005 MW-14 6/5/07 NA NA NA NA <0.001 NA <0.001 NA NA NA <0.001 <0.001 NA NA <0.001 0.0022 <0.001 <0.001 <0.001 0.0014 MW-14 10/28/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005 <0.005 <0.005 <0.005 0.000577 `u wu <0.005 <0.005 `u.0 uL <0.01 <0.005 MW-15BR 10/29/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 0.00055J 0.0095 <0.005 <0.005 0.00059J 0.25 <0.005 <0.005 0.0026J <0.01 <0.005 MW-16BR 10/29/08 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 <0.005 NA <0.005 <0.005. 0.0017J <0.005 <0.005 .0.000523 0.07 <0.005 <0.005 0.0019J <0.01 <0.005 _ at .01N - a2 •ECM. Bt `'' .®.07 an, MA AitioNEiI 0 goof oOA. -":m.-,ir-f ;- 0 ` �J s 1co ,6A I 7. ' Page 3 of 6 Table 5(1): Analytical Data for Groundwater (User Specified Chemicals) ADT 5(1) DSCA ID No.: 60-0028 a 00 a 2c❑d N b o 6 . 0) fa O y d 7) 0) O U a)'- .b O U N O .��y+ N O O O O V F~ [mg/LJ DP-1 5/4/01 NA <0.001 <0.001 <0.001 DP-3(18-22) 1/24/07 NA <1.25 NA <1.25 DP-7(9-13) 1/24/07 NA <0.005 NA <0.005 DP-7(32-36) 1/24/07 NA <0.005 NA <0.005 DP-8 (12-16) 1/24/07 NA <0.005 NA <0.005 DP-8 (28-32) 1/25/07 NA <0.005 NA <0.005 DP-9(20-24) 1/24/07 NA <0.005 NA <0.005 DP-9 (44-48) 1/24/07 NA <0.005 NA <0.005 DP-10 (14-18) 1/25/07 NA <0.025 NA <0.025 DP-10(28-32) 1/25/07 NA <0.005 NA <0.005 DP-11 (24-28) 1/25/07 NA <0.005 NA <0.005 DP-11 (40-44) 1/25/07 NA <0.005 NA <0.005 DP-11 (48-52) 1/25/07 NA <0.005 NA <0.005 DP-I2(32-36) 1/25/07 NA <0.005 NA <0.005 DP-12 (44-48) 1/25/07 NA <0.005 NA <0.005 DP-13 (22-26) 1/26/07 NA <0.005 NA <0.005 DP-13 (43-47) 1/26/07 NA <0.005 NA <0.005 DP-14 (20-24) 1/26/07 NA <0.025 NA <0.025 DP-14 (28-32) 1/26/07 NA <0.025 NA <0.025 . DP-I5 (20-24) 1/26/07 NA <0.005 NA <0.005 DP-15 (32-36) 1/26/07 NA <0.005 NA <0.005 DP-16 (16-20) 1/26/07 NA <0.005 NA <0.005 DP-16 (32-36) 1/26/07 NA <0.005 NA <0.005 DP-I6 (40-44) 1/26/07 NA <0.005 NA <0.005 DP-17 (30-34) 1/26/07 NA <0.005 NA <0.005 DP-17 (43-47) 1/26/07 NA <0.005 NA <0.005 DP-18 (20-24) 1/26/07 NA <0.005 NA <0.005 DP-18 (48-52) 1/26/07 NA <0.005 NA <0.005 Page 4 of 6 Table 5(1): Analytical Data for Groundwater (User Specified Chemicals) ADT 5 I) DSCA ID No.: 60-0028 Groundwater Sampling Point Sampling Date (mm/dd/yy) o d 8 E 0 U Methylene chloride Trichlorofluoromethane [mg/L] DP-19 (24-28) 1/27/07 NA <0.005 NA <0.005 DP-20 (16-20) 1/27/07 NA <0.005 NA <0.005 DP-20 (30-32) 1/27/07 NA <0.005 NA <0.005 DP-21 (18-22) 1/27/07 NA <0.005 NA <0.005 DP-21 (30-34) 1/27/07 NA <0.005 NA <0.005 DP-22 (21-25) 1/27/07 NA <0.005 NA <0.005 DP-27(12-14) 1/27/07 NA <0.005 NA. <0.005 DP-27 (43-47) 1/27/07 NA <0.005 NA <0.005 DP-28 (14-18) 1/27/07 NA <0.005 NA <0.005 DP-29 (15-17) 1/27/07 NA <0.005 NA <0.005 DP-30 (16-20) 1/27/07 NA <0.005 NA <0.005 DP-30 (24-28) 1/27/07 NA <0.005 NA <0.005 DP-31 (I8-22) 1/29/07 NA <0.005 NA <0.005 DP-31 (24-28) 1/29/07 NA <0.005 NA <0.005 MW-1 11/16/04 <0.025 <0.001 �V.uuL <0.001 MW-1 1/23/07 NA <1.25 NA <1.25 MW-1 6/7/07 NA NA NA NA MW-1 10/28/08 <0.05 0.0025J <0.005 <0.005 MW-1D 6/7/07 NA NA NA NA MW-1D 10/28/08 <0.05 <0.005 <0.005 <0.005 MW-2 11/16/04 <0.025 <0.001 �u's uL <0.001 MW-2 1/23/07 NA <0.005 NA <0.005 MW-2 6/7/07 NA . NA NA NA MW-2 10/28/08 <0.05 0.0022J <0.005 <0.005 MW-3 . 11/16/04 <0.025 <0.001 �u•uuL <0.001 MW-3 1/23/07 NA <0.005 NA <0.005 MW-3 6/7/07 NA NA NA NA MW-3 10/28/08 <0.05 0.0011J <0.005 <0.005 Page 5 of 6 Table 5(1): Analytical Data for Groundwater (User Specified Chemicals) ADT 5(1) DSCA ID No.: 60-0028 o o . v i c7 I +p+ cd Q g Q a) ' § p U b o V G N q 0 O . O E-. [mg/Li MW-4 6/7/07 NA NA NA NA MW-4 10/28/08 <0.05 0.0016J <0.005 <0.005 MW-4D 6/7/07 NA NA NA NA MW-4D 10/28/08 <0.05 0.0031J <0.005 <0.005 MW-5 ' 6/7/07 NA NA NA NA MW-5 10/29/08 <0.05 0.002J <0.005 <0.005 MW-5D 6/7/07 NA NA NA. NA MW-5D 10/29/08 <0.05 0.0014J <0.005 <0.005 MW-6 6/7/07 NA NA NA ' NA MW-6 10/28/08 <0.05 0.0012J <0.005 <0.005 MW-7 6/5/07 NA NA. NA NA MW-7 10/28/08 <0.05 0.0012J <0.005 <0.005 MW-8 6/6/07 NA NA NA NA MW-8 10/28/08 <0.05 0.0088 <0.005 <0.005 MW-9 6/6/07 NA NA NA NA .. MW-9 10/28/08 <0.05 0.0013J <0.005 <0.005 MW-10 10/29/08 <0.05 0.0027J <0.005 <0.005 MW-11 6/7/07 NA NA NA NA MW-11 10/29/08 0.017J <0.005 0.00082J <0.005 MW-12 6/7/07 NA NA NA NA MW-12 10/28/08 <0.05 0.0031J <0.005 <0.005 MW-13 6/7/07 NA NA NA NA MW-13 10/28/08 <0.05 0.002J <0.005 <0.005 MW-14 6/5/07 NA NA NA NA MW-14 10/28/08 <0.05 0.0015J <0.005 0.0018J MW-15BR 10/29/08 0.0053J 0.0019J <0.005 <0.005 MW-16BR 10/29/08 <0.05 0.0027J <0.005 <0.005 r Page 6 of 6 cn c'S lv w cf) N cn .-- Sample ID IDSCA ID No.: 60-0028 Table 6: Analytical Data for Surface Water ADT 6 N Cr o 01 0 ON o Sampling Date (mm/dd/yy) a a Y 1,1,1-Trichloroethane 1,1,2,2-Tetrachloroethane z z z 1,1,2-Trichloroethanae a a 1,1-Dichloroethane aa a 1,1-Dichloroethylene 11 o A 0 A 0 1,2-Dichloroethane (EDC) z y z a z Y Benzene n 0 b 0 n 0 b 0 n 0 .o 0 Benzo(a)pyrene aa Carbon tetrachloride 4A 06 a „ Chloroform aa a cis-1,2-Dichloroethylene 0 A 0 A 0 A o Ethylbenzene A 0 0 0 A 0 0 0 A 0 o 0 Methyl tert-butyl ether (MTBE) : z z a z a Naphthalene a Tetrachloroethylene n 0 o 0 0 rn 0 o w Toluene OA o 0 o 0 0 no o 0 trans-1,2-Dichloroethylene n •o A 0 A o Trichloroethylene A 0 0 A 0 0 A 0 o cp Vinyl chloride 0 o 0 0 0 o Xylenes (total) i0z0 o 0 o 0 0 0 Table 7: Water We11(s) Survey Data ADT 7 DSCA ID No.: 60-0028 Ref. No./ Well ID Owner's Name & Physical Address Telephone Number Well On Site (Y/N) Distance from Source [feet] Well Depth [feet] Screen Interval [feet] Use of Well Source of Well Identification Direction (downgradient, upgradient, etc., to source area) Status (Active/ Inactive) Maria Copsis 4916 Sharon Road Charlotte, NC Unknown N 800 ft south unknown unknown Not in use Prior receptor survey crossgradient Inactive Page 1 of 1 FIGURES Figure 1: Site Location Map Figure 2: Site Map Figure 3: Proposed Injection Area Map Figure 4: Water Supply Well Location Map Figure 5: Soil Analytical Results Figure 6: Groundwater Elevation Contour Map Figure 7: Groundwater PCE Isoconcentration Map Figure 8a: Cross -Section Location Map Figure 8b: Geologic Cross -Section A -A' m 200r .4100, 600, yds 200 400' 600' Site Location Map Former Sharon Cleaners 4724 Sharon Road Charlotte, North Carolina Project No.: 45.34341.6028 Scale: See Above Figure 1 1 Raleigh, North Carolina 27604 PH: 919-871-0999 FAX: 919-871-0335 N 5 J. • . r' f ti p.' �•".~:."-, - ../, tir_ :'if m I 200, .400, £0dI yds 200' 400' 600' • r , 692. II Water Supply Well Location Map Former Sharon Cleaners 4724 Sharon Road Charlotte, North Carolina Project No.: 45.34341.6028 Scale: See Above Figure 1 4 Raleigh, North Carolina 27604 PH: 919-871-0999 FAX: 919-871-0335 LEGEND PROPOSED INJECTION WELL LOCATION ▪ MONITORING WELL LOCATION (TYPE II) • SOIL BORING LOCATION - - — PROPERTY LINE FENCE LINE — —W— — WATER LINE — — G — — GAS LINE. — — S — — SEWER LINE (6' BELOW GROUND SURFACE) - — -SD- - STORM DRAIN (4' BELOW GROUND SURFACE) —E ELECTIC• LINE (ABOVE -GROUND) SO SANITARY SEWER MANHOLE - G"' ASPHALT STORM` DRAIN c \ HA-1 DP-6• 0 \ DP-2 / 0 WATER METER \ AREA PROPOSED FOR INITIAL PHASE OF REMEDIATION CLEANUP GOAL IS 0.276 mg/L FOR PCE. ESTIMATED DEPTH OF IMPACT IS 10'-30'. AREA IS 3,340 sq. ft. • HA-3 FORMER DRY CLEANING •MACHINE A-2 BOILER ROOM DRAIN POWER METERS GROUNDING ROD GAS METER DP-24 FORMER SHARON CLEANERS TENTATIVE INJECTION WELL LOCATIONS TO BE CONFIRMED BASED ON THE RESULTS OF MIP ASSESSMENT w 0 z 9 00 CO N d0 z CO • d a N1 id 0 00 0 0 N I 0 N 0 w • II CO 2 m a co w co a w 0 0 CO w r 1 LEGEND w SURFACE WATER BODY - • MW-7 (0.00053J) II SW -a MW-8 (0.00053J) I I I I I I I MW-9 I--- - (<0.0007) I EASTBURN ROAD 27 F MONITORING WELL LOCATION (TYPE II) DIRECT PUSH BORING LOCATION SURFACE WATER SAMPLE LOCATION —0.07 PCE ISOCONCENTRATION CONTOUR mg/L (0.022) PCE CONCENTRATION mg/L J 0) O MW-14 <<0.0007)/ MW-6 (0.19) MW-5 DP-16 (0.072)/ MW-16BR1 MW-5D 0.07) (0.022) MW-13 (<0.0007) _ DP-3 DP-12 1 \ 1 SOUTH PARK MALL MW-4 (0.078)/ MW-4D / (0.0021) / DP-27 SyOp FORMER SHARON CLEANERS MW-1D (0.0057) MW-1 (4.00) 0.7 / / (<0.007) \ \ V ur7 FAX (919) 871-0335 (919) 871-099 Raleigh, North Carolina 27604 0 O_ Q ~ Z (/) 0 U Z Q z Q 0 O J 0 o OCr) 0 w O 0 N - Z a0 �0�(=0 w CCN< 0 O I" P L- d- 0 co 0 0 Z 0 0 0 W 0 0 4 w J ¢ co O 0 ▪ o' z• � O < Z� a) N O z3 to (0 In 0 04-20-2009 m 0 m w CO a w 0o CO a O ON1?:108 HSfld 1032i10 MONITORING WELL LOCATION (TYPE II) i 1 1 I 1 1 I J_ 1 ` ASPEN COURT m�m 0 m z 0 FAIRHEATH ROAD 1 — - NOTES: 0 0 -o 0 �. 0 �o I I 1 Ico— 1 Icri rn 1 WALDEN COURT ) TITLE ATTACHMENT 8A CROSS—SECTION LOCATION MAP FORMER SHARON CLEANERS 4724 SHARON ROAD CHARLOTTE, NORTH CAROLINA BARCLAY DOWNS ROAD / ASSOCIATES INC. Raleigh, North Carolina 27604 L (919) 871-0999 FAX (919) 871-0335 CAD FILE 1253153.dwg TYPE CODE 6028 PREP. BY BB REV. BY GO SCALE 1"=200' DATE 04-20-2009 PROJECT NO. 45.34341.6028' N M i 0 cn 2 0 0 0 0 680.00' — 670.00' 660.00' 650.00' 640.00' 630.00' — 630.00' 620.00' 610.00' A MW-7 (661.62') SANDY -CLAY • (BEDROCK_ SANDY -CLAY CLAYEY -SILT SILT SILTY -CLAY SANDY -SILT SAND & GRAVEL BEDROCK (0.25) (0.00053J) O MW-6 (669.18') SAND & GRAVEL 0 0 •OO PCE ISOCONCENTRATION CONTOUR ng/L PCE CONCENTRATION mg/L INDICATES AN ESTIMATED VALUE WATER TABLE MW-6 WELL IDENTIFICATION (669.18 TOP OF CASING WELL CASING WELL SCREEN MW-15BR (676.46') (7J C 9 (0.25). 7v 10- 5- A, MW-1 MW-2 (681.07')(681 .25') (0.24 v ov E� 1� BEDROCK E�• EE\ SCALE IN FEET a7 00 LzJ ce 0 w t- Q z 0 U W C/) inI 0 U U 0 -J 0 W CD (919) 871-0335 z 0 Q U 0 0I--- O� 0 Z Z 0 CC Ld QH = U) 0 dd-U PROJECT NO. 45.34341.6028 w 0 04-20-2009 W 0 0, AS NOTED } ro > 0 CC ,. 03 m �m a 0 0 N a O 0 0 0 0 1253153.DWG w O Z APPENDIX I POWER OF ATTORNEY AND ATC/DSCA CONTRACT AUTHORIZING ATC TO SIGN AS AGENT FOR DSCA PETITIONER I, AGREEMENT FOR ASSESSMENT AND REMEDIATION PURSUANT TO DSCA ATTACHMENT 1 LIMITED POWER OF ATTORNEY ✓dcir?.:( 4j°I/jl42% ("Petitioner"), do hereby grant a limited power of attorney to the Division and to the Division's independent contractors, as follows. The Division and the Division's independent contractors shall have the limited power of attorney for the preparation, signing, filing and delivery of any permit application, hazardous waste manifest, non -hazardous waste manifest, National Pollution Discharge Elimination System (NPDES) permit, for complying with any reporting requirements and for any administrative activities that may be necessary in the course of assessment and remediation conducted pursuant to the Agreement into which this Attachment 1 is incorporated. This limited power of attorney shall terminate upon termination of the Agreement. Dated A T . (Seal) f Signature of Petitioner ;. ,�� � L',� 7 STATE OF IVOg , iv • COUNTY OF f i Cif LI U, //1?--- On this day of , 96., personally appeared before me, the said named C' o r.£ • Litec P 5 to me known and known to me to be the person described in and who executed the foregoing limited power of attorney and he (or she) acknowledged that he (or she) executed the same and being duly sworn by me, made oath that the statements in the foregoing limited power of attorney are true. My Commission Expires 1`fl�.;�-�- 30` 2-477 (Signature of Notary Public) s.�6�p�6$l8ri0EEddIPa I1 Notary Public (Official Sea `6 0° R DSCA ARAv0705 0 �. •fre• .•�� ,,649at1RG �� \ `�dllI PP 1111{II 1` Attachment 1 Ati NCSEN North Carolina Department of Environment and Natural Resources Division of Purchase and Services Michael F. Easley, Governor Michael G. Bryant, Director William G. Ross Jr., Secretary MEMORANDUM TO: Genna K. Olson ATC Associates of North Carolina, P.C. 2725 East Millbrook, Suite 121 Raleigh, NC 27604 FROM: Dolan Simmonscg�.,'►6 Section Chief — Office Property and Services Division of Purchase and Services DATE: September 10, 2008 SEP .I.., NOE' SUBJECT: N09001 S DSCA Program Environmental Service Contract Enclosed please find (1) fully executed duplicate original of the contract NO9001S between ATC Associates of NC, P.C., and the Department of the Environment and Natural.Resources in the amount of $6,000,000. If you have any questions, please contact me at 919.715.3877. Thank you. DS:meb Enclosures Cc: Jackie Moore, Office of the Controller, (w/enc.) Delonda Alexander, Division of Waste Management i\orthCarohna Aaturally 1605 Mail Service Center, Raleigh, North Carolina 27699-1605 Phone: 919-733-97461 FAX: 919-715-0684 Internet: www.admin.enr.state.nc.us/purchase/ An Equal opportunity \ Affirmative Action Employer— 50% Recycled 110% Post Consumer Paper STATE OF NORTH CAROLINA CONTRACT NO. COUNTY OF WAKE CONTRACTOR'S FEDERAL ID NO.: 46-0399408 THIS AGREEMENT ("AGREEMENT") is made and entered into by and between ATC Associates of North Carolina, P.C., a Corporation incorporated in North Carolina with an address of 2725 E. Millbrook Rd, Suite 121, Raleigh, North Carolina, 27604, hereinafter referred to as "CONTRACTOR," and the North Carolina Department of Environment and Natural Resources, hereinafter referred to as "DEPARTMENT." WITNESSETH: WHEREAS, the DEPARTMENT is charged with the responsibility of controlling pollution of the underground waters of the State; and WHEREAS, the DEPARTMENT is responsible for administering the Dry -Cleaning Solvent Cleanup Act of 1997, as amended, Part 6, Article 21A, Chapter 143, N.C.G.S. § 143-215.104A et seq. ("DSCA"); and WHEREAS, the CONTRACTOR has exhibited evidence of experience, ability, competence and reputation to perform environmental engineering services at contaminated dry-cleaning facility sites; and WHEREAS, the CONTRACTOR entered a competition to perform certain investigative and/or remedial activities related to contamination resulting from the release of dry-cleaning solvents into the environment at various dry-cleaning facility sites (hereinafter "site(s)") in the State of North Carolina; and WHEREAS, the DEPARTMENT recommended, and on July 22, 2008, the State Building Commission selected, the CONTRACTOR to perform certain investigative and/or remedial activities related to contamination resulting from such sites in the State of North Carolina. NOW, THEREFORE, for and in consideration of the mutual promises to each other, as hereinafter set forth, the parties hereto do mutually agree as follows: 1. The CONTRACTOR hereby. agrees to provide, to the satisfaction of the DEPARTMENT, and as authorized on a task order/costs-not-to-exceed basis, professional services to assess and remediate sites and, where necessary, to provide potable water at various sites. Services may include, but are not limited to the following: A. Preparation of site -specific work plans (including technical proposals and cost estimates) for specific technical tasks. B. Review of site files, background data collection, site reconnaissance, property ownership determination, right -of -entry acquisition and receptor surveys. C. Emergency response activities (e.g., containment or recovery of spilled product, emergency vapor recovery, provision of potable water, installation of point -of -entry treatment systems, emergency water line hook-ups, boom maintenance for surface spills, etc.). D. Coordination and oversight of initial remedial actions such as the excavation and treatment and/or disposal of contaminated soil, tank cleaning/decontamination (including the removal and disposal of tank contents and tanks), in -situ tank closure, and the recovery and disposal of free product. Page 1 of 10 E. Various hydrogeologic assessment activities, including well installation; groundwater and surface water sampling; soil sampling; aquifer testing; pilot testing; expanded contaminant source inventories; human exposure assessments (evaluation of site -specific risks to potential receptor populations from site -related contamination); and other tasks related to comprehensive assessment of soil and groundwater contamination at designated sites. F. Coordination and oversight of various alternate water supply systems, and design and implementation of various strategies for the provision of long-term alternate water supplies to affected residents at designated sites; evaluation of alternatives to include an assessment of the technical feasibility and cost-effectiveness of preferred alternatives; said alternatives to include new wells, point -of -entry carbon treatment systems, and extension of public water lines. G. Management and oversight of specialty and engineering subcontractors, vendors or CONTRACTOR personnel involved in the installation, operation, and maintenance of various remedial systems at designated sites. H. Preparation and submittal of all required permit applications for the construction of wells and the construction and operation of various remedial systems at designated sites as may be required by the DEPARTMENT or another governmental agency, including, but not limited to, monitoring well, injection well, NPDES, non -discharge, and air quality permit applications. I. Preparation of site -specific remedial action plans, providing an evaluation of various remedial alternatives for soil and groundwater contaminated sites, including an assessment of the technical feasibility and cost effectiveness of preferred alternatives and the preparation of design drawings and bid documents for various remedial systems. J. Implementation of site -specific remedial action plans, including management and oversight of all phases of site remediation. K. Preparation and implementation of site -specific health and safety plans, including health and safety training for hazardous wastes sites, under the supervision of a qualified health and safety officer, so as to ensure compliance with all applicable OSHA regulations for worker safety and to protect the health and safety of nearby residential and business communities during all phases of site assessment and remediation. L. Preparation and submittal of all required or requested reports or summaries, and any • miscellaneous documentation as requested by the DEPARTMENT or Contract Administrator according to schedule(s) agreed to by both parties. M. Providing upon request technical and administrative support to the DEPARTMENT in furtherance of its efforts to provide for public participation in remedial decisions at DSCA sites; such support to include as -needed attendance of key CONTRACTOR personnel at public hearings or public meetings to discuss elements of proposed remedial action plans. Also, providing upon request technical support and administrative support in meetings and rulemaking proceedings, and technical support and expert testimony in litigation related to DSCA where the DEPARTMENT is a party to the litigation. N. Special Conditions: i. Specific CONTRACTOR tasks to be performed under this AGREEMENT shall be authorized on a task order/costs-not-to-exceed basis following submittal of site specific and task -specific work plans by the CONTRACTOR; no task shall be initiated by the CONTRACTOR until written authorization has been received from the Page 2 of 10 DEPARTMENT'S Contract Administrator (or his duly authorized staff). The DEPARTMENT will only reimburse pre -approved activities and costs. ii. Unless provided otherwise in the DEPARTMENT's written guidelines and related instructional bulletins, work plans for task and cost approval must include a description of site -specific conditions and information relevant to the proposed activities, a description of the proposed site activities, a description of procedures which will be used to manage waste generated as a result of the activities, a proposed schedule for conducting and reporting on site activities, the estimated cost of conducting the proposed activities, and any other relevant information requested by the DEPARTMENT. iii. The DEPARTMENT will determine task -specific costs according to the Fee Schedule, attached to this AGREEMENT as Attachment 1 and incorporated herein by reference. The unit prices as shown in the Fee Schedule shall be fixed for a period of 36 months from the effective date of this AGREEMENT and may be re -negotiated after this period has passed. For cost items not shown on the Fee Schedule, the CONTRACTOR will obtain quotes, or otherwise provide supplemental unit rate pricing, as requested by the DEPARTMENT to ensure standard industry rates are being proposed. iv. Task authorizations and pre -approved costs may be adjusted by the DEPARTMENT's Contract Administrator (or his duly authorized staff). If the CONTRACTOR seeks an adjustment of a previously approved task order or pre -approved costs, the CONTRACTOR must make the request for adjustment prior to completion of the task for which the adjustment is sought; requests for adjustment must be made in writing and demonstrate the need for the adjustment. The CONTRACTOR may orally request the adjustment, provided the CONTRACTOR submits a written request and justification for the adjustment within 24 hours of the DEPARTMENT' S oral approval. If CONTRACTOR'S written request and justification are submitted after the DEPARTMENT'S oral approval of the request, the DEPARTMENT reserves the right to determine, after review of the written request for adjustment, that the requested adjustment was not warranted and withdraw its approval of the request. v. In providing services to the DEPARTMENT under this AGREEMENT, the CONTRACTOR is responsible for ensuring that only qualified and trained personnel will be assigned by the CONTRACTOR to perform tasks approved by the DEPARTMENT. A description of qualifications generally expected of particular levels of personnel, and work tasks typically performed at each level, is attached to this AGREEMENT as Attachment 2 and incorporated herein by reference. vi. The CONTRACTOR shall not substitute key personnel assigned to the performance of this AGREEMENT without prior approval by the Contract Administrator or his designated agent. The following individuals are designated key personnel for purposes of this AGREEMENT: (See Attachment 3). vii. In providing services to the DEPARTMENT under this AGREEMENT, the CONTRACTOR is responsible for complying with all applicable local, State and federal laws and regulations. viii. The CONTRACTOR shall be responsible for securing a source of clean water for equipment decontamination, including steam cleaning and other equipment decontamination procedures associated with drilling and other activities; ix. The CONTRACTOR shall be responsible for conducting an underground utilities search and mark -out at the site prior to initiating any intrusive investigations, including excavation and drilling activities; Page 3 of 10 x. The CONTRACTOR shall protect and prevent damage to the sites and surrounding lands. To the extent practicable, the CONTRACTOR shall return the site and any affected surrounding lands, including any disturbed or damaged areas, to their original condition. The CONTRACTOR shall be responsible for bacltilling all borings and properly abandoning wells at the site in accordance with all applicable local, State and federal laws and regulations and DEPARTMENT guidance. 2. DEPARTMENT hereby agrees to compensate the CONTRACTOR for professional services rendered under this AGREEMENT. The total compensation paid for all work under this AGREEMENT shall not exceed six million dollars ($6,000,000.00). The DEPARTMENT, however, does not guarantee any minimum number of tasks to be performed under this AGREEMENT and therefore does not guarantee any amount of compensation. It is understood and agreed between the CONTRACTOR and the DEPARTMENT that all payments to the CONTRACTOR under this AGREEMENT are expressly contingent upon the availability of monies in the Dry -Cleaning Solvent Cleanup Fund. 3. The DEPARTMENT will compensate the CONTRACTOR for work performed under this Agreement when: (1) CONTRACTOR has completed the work authorized by the DEPARTMENT, provided that CONTRACTOR may request partial payment as frequently as once a month for tasks completed as of the date of the request, if the total amount invoiced is greater than $1,000.00; (2) CONTRACTOR has requested payment and submitted an invoice and all required and requested documentation to the. DEPARTMENT; and (3) the DEPARTMENT determines that the CONTRACTOR has completed the work to the satisfaction of the DEPARTMENT and all necessary (loci mentation of the work performed and costs incurred have been received. The DEPARTMENT will compensate the CONTRACTOR as expeditiously as possible in an amount not to exceed the amount authorized in the approved work order. 4. Requests for payment shall be in the form of an itemized invoice from the CONTRACTOR to the DEPARTMENT with the following documents attached: (1) a technical progress report, which should include a description of the work performed and all activities and costs covered by the invoice, a list of any deliverables submitted to the DEPARTMENT during the period covered by the invoice, and a description of any difficulties encountered and remedial actions taken; (2) if CONTRACTOR is requesting partial payment (for tasks completed under an approved work order where the invoiced amount exceeds $1,000.00), the CONTRACTOR should also include in the technical progress report a list of work scheduled during the next period and any anticipated deliverables during the next period; (3) all receipts for costs covered by the invoice; (4) a copy of the work authorization under which work was performed during the period covered by the invoice; (5) a copy of any amendlment(s) to the work authorization; and (6) any other documentation requested by the DEPARTMENT. Payments may be delayed if the invoice or attachments to the • invoice contain errors or inadequate back-up detail for individual cost items. 5. The CONTRACTOR shall comply with all applicable local, State and federal laws and regulations, and DEPARTMENT policies and guidance when managing, either directly or through the use of subcontracted firms, companies, or individuals, waste produced at a DSCA site. The duty to properly manage waste shall include all waste generated at a DSCA site, including both hazardous waste and non -hazardous waste, and shall further include but not be limited to investigation - derived waste and remedial waste resulting from remediation activities. In addition to the requirements contained in applicable local, State and federal laws and regulations, and DEPARTMENT policies and guidance, the CONTRACTOR shall ensure compliance with the following requirements: . A. The CONTRACTOR shall prepare all required hazardous and non -hazardous waste manifests and labels. Page 4 of 10 B. When preparing a manifest for waste produced at a DSCA site that is subject to an Agreement for Assessment and Reinediation between the DEPARTMENT and person(s) who have petitioned for certification of the site into the DSCA program ("DSCA Petitioners)"), the CONTRACTOR shall identify the DSCA Petitioner(s) as the generator of the waste. The CONTRACTOR shall sign the manifest with CONTRACTOR representative's name followed by the wording "on behalf of DSCA Petitioner(s) for DSCA Site No. .[insert assigned site number]." C. When preparing a manifest for waste produced at a DSCA site for which there is no DSCA Petitioner, the CONTRACTOR shall identify the DSCA Program as the generator of the waste, and sign each manifest with CONTRACTOR representative's name followed by the wording "on behalf of the DSCA Program." D. When transporting waste generated at a DSCA site, the CONTRACTOR shall use only licensed and bonded transporters who have all applicable permits under local, state, and federal laws and regulations, and who have an EPA Identification No. E. The CONTRACTOR shall offer waste generated at a DSCA site only to those facilities, which are authorized to accept, store, treat and/or dispose of such waste, and which have all applicable permits under local, state, and federal laws and regulations for such storage, treats oent or disposal. F. The CONTRACTOR shall include in each work plan for task authorization submitted to the DEPARTMENT, an estimate of the types and quantities of waste to be produced from proposed site activities, the types of containers the CONTRACTOR proposes to use to containerize the waste, and estimates of the costs to properly containerize, label, sample, analyze, manifest, transport, store, treat or dispose the wastes. The work plan proposal must present the names, locations, waste profiling requirements, and applicable permits of the anticipated waste transportation and receiving facilities that will be used to manage the waste. G. The CONTRACTOR shall place waste generated during site investigation or monitoring activities ("investigation -derived waste") in appropriate containers as soon as the waste is generated. H. Unless other arrangements can be made by the CONTRACTOR that are approved by the DEPARTMENT, the CONTRACTOR shall: 1) coordinate and meet with transporters on site on the day that waste containerization activities are completed to verify that the drums are properly labeled, identified on the waste manifests, and loaded by the appropriate waste transporter(s) prior to the containers being transported from the site to the waste receiving facility; and 2) ensure that drums containing investigation -derived waste are removed from the site and transported to a waste receiving facility as soon as waste containerization and sampling activities are completed. The containers will be held at the waste receiving facility pending receipt of waste sample laboratory analytical results in a final decision on waste disposal. The waste receiving facility must be permitted to temporarily hold the containers for a minimnn, of ten (10) days from the date that the containers were collected from the site by the waste transporter. The CONTRACTOR must notify the DEPARTMENT prior to any transportation of the waste from the receiving facility until the waste is ultimately disposed. I. The CONTRACTOR will ensure that each roll -off container used to containerize investigation -derived waste is properly labeled and secured on the site pending the CONTRACTOR'S receipt of waste sample laboratory analytical results and a final decision on waste disposal. Within five (5) working days of receipt of laboratory analysis results, the CONTRACTOR shall coordinate and meet with transporters on -site to verify that appropriate labels have been placed on the roll -off container and the Page 5of10 container is identified on a waste manifest, and to confirm the designation of waste facility permitted to store, treat or dispose of the waste. The CONTRACTOR must notify the DEPARTMENT prior to any transportation of the waste from the receiving facility until the waste is ultimately disposed. J. The CONTRACTOR shall instruct facilities receiving any waste containers (drums or roll -off containers) from DSCA sites that the information provided on container labels and associated manifests must not to be altered without prior written authorization and approval from the DEPARTMENT. K. The CONTRACTOR shall provide a copy of all waste sample laboratory analytical results to the DEPARTMENT and to each facility receiving waste from the site. In each instance, a copy shall be provided (electronic transmission or facsimile is permitted) within two (2) working days of CONTRACTOR'S receipt of the results from the laboratory. L. The CONTRACTOR shall provide to the DEPARTMENT copies of each completed waste manifest, associated transport, storage, disposal or treatment weight tickets, disposal certifications and associated invoices and receipts for the waste listed on each manifest. The copies shall be provided to the DEPARTMENT within ten (10) working days of receipt of the documentation showing final disposition of the waste. M. The procedures for the management of remedial waste resulting from remediation activities at DSCA sites, including treatment and disposal options, will be developed following the adoption of risk -based rulesestablishing cleanup requirements at DSCA sites. 6. In the event that the CONTRACTOR subcontracts for any or all of the services or activities covered by this AGREEMENT, the CONTRACTOR AGREES that: (a) CONTRACTOR is not relieved of any of the duties and responsibilities provided in this AGREEMENT; (b) CONTRACTOR will require that the subcontractor abide by the standards contained herein or provide such information as to allow the CONTRACTOR to comply with these standards; and (c) CONTRACTOR will require that the subcontractor agree to allow the DEPARTMENT access to any records pertinent to the subcontractor's work on the site. The DEPARTMENT will not be responsible for any acts or omissions of any subcontractor. 7. During the term of this AGREEMENT, the CONTRACTOR at its sole cost and expense shall provide commercial insurance of such type and with such terms and limits as may be reasonably associated with this AGREEMENT. Providing and maintaining the adequate insurance coverage is a material obligation of the CONTRACTOR and is of the essence of this AGREEMENT. All such insurance shall meet all laws of the State of North Carolina. Such insurance coverage shall be obtained from companies that are authorized to provide such 'coverage and authorized by the Commissioner of Insurance to do business in North Carolina. The CONTRACTOR shall at all tunes comply with the terms of such insurance policies, and all requirements of the insurer under any such insurance policies, except as they may conflict with existing North Carolina laws. The limits of coverage under each insurance policy maintained by the CONTRACTOR shall not be interpreted as limiting the CONTRACTOR'S liability and obligations under this AGREEMENT. The insurances required in this paragraph shall cover all losses incurred during the term of this AGREEMENT, irrespective of when a claim is made. As a minimum, the CONTRACTOR shall provide and maintain the following coverage and limits: A. Worker's Compensation - The CONTRACTOR shall provide and maintain Worker's Compensation Insurance, as required by the laws of North Carolina, as well as employer's liability coverage with minimum limits of $150,000.00, covering all of CONTRACTOR's employees who are engaged in any work under this AGREEMENT. If any work is sublet, the Page 6 of 10 CONTRACTOR shall require the subcontractor to provide the same coverage for all subcontractor employees engaged in any work under. this AGREEMENT. B. Commercial General Liability - General Liability Coverage on a Comprehensive Broad Form on an occurrence basis in the minimum amount of $1,000,000.00 Combined Single Limit. (Defense cost shall be in excess of the limit of liability.) C. Professional Liability (Errors and Omissions) - CONTRACTOR shall obtain, at CONTRACTOR's expense, and keep in effect, errors and omissions insurance covering any damages caused by an error, omission or any negligent acts of CONTRACTOR, its subcontractors, agents, officers, or employees under this AGREEMENT. Combined single limit per occurrence shall not be less than $1,000,000.00. Annual aggregate limit shall not be less than $2,000,000.00. D. Automobile - Automobile Liability Insurance, to include liability coverage, covering all owned, hired and non -owned vehicles, used in connection with this AGREEMENT. The minimum combined single limit shall be $150,000.00 bodily injury and property damage; $150,000.00 uninsured/under insured motorist; and $1,000 medical payment. 8. The term of this AGREEMENT shall be three years from its effective date. This AGREEMENT may be extended for a period of two years, if mutually agreeable to both parties and if the CONTRACTOR'.S performance to date has been satisfactory to the DEPARTMENT, provided that sufficient funding exists. The sum of payments made by the DEPARTMENT to the CONTRACTOR, for work authorized by the DEPARTMENT on a task order/cost-not-to-exceed basis, shall not exceed four million dollars ($4,000,000.00) for the 2-year agreement extension period. 9. The CONTRACTOR shall ensure that work performed under this AGREEMENT shall be undertaken and completed in such sequence as to assure its expeditious completion in light of the purposes of this AGREEMENT. If completion of any portion of the work is delayed for causes beyond the control of and without the fault of the CONTRACTOR, and for reasons which could not have been reasonably avoided or anticipated by the exercise of due care and prevention, the time of performance of the work will be extended for a period equal to the delay. Excusable delays shall include, without limitation, acts of God or the public enemy; acts of federal, state, local, or foreign governments; acts of DEPARTMENT's agents; fires, floods, epidemics; strikes; riots; freight embargoes; and unusually severe weather affecting the progress of work at the site. Such delays shall not be the result of labor or equipment shortages. 10. The DEPARTMENT may terminate this AGREEMENT at any time for any reason satisfactory to the DEPARTMENT by giving five days prior notice in writing to the CONTRACTOR of such termination and specifying the reason(s) thereof and the effective date thereof. In that event, all finished or unfinished documents, data, studies, surveys, drawings, maps, models, photographs, reports and other materials prepared by the CONTRACTOR shall, at the option of the DEPARTMENT, become the DEPARTMENT' s property. The CONTRACTOR shall be entitled to receive just and equitable compensation for any satisfactory work completed on such documents and other materials. The CONTRACTOR shall not be relieved of liability to the DEPARTMENT for damages sustained by the DEPARTMENT by virtue of any breach of this AGREEMENT, and the DEPARTMENT may withhold payment to the CONTRACTOR for the purpose of set off until such time as the exact amount of damages due the DEPARTMENT from such breach can be determined. In case of default by the CONTRACTOR, the DEPARTMENT may procure the. articles or services from other sources and hold the CONTRACTOR responsible for any excess cost occasioned thereby. The CONTRACTOR may not terminate this AGREEMENT except in the event of a breach of this AGREEMENT by the DEPARTMENT. 11. If the AGREEMENT is terminated by the DEPARTMENT as provided herein, the DEPARTMENT will compensate the CONTRACTOR for work completed, subject to the Page 7 of 10 DEPARTMENT'S right to withhold payment for the purpose of set off. All final invoices shall be submitted by the CONTRACTOR to the DEPARTMENT within 30 days of agreement termination. The CONTRACTOR shall repay to the DEPARTMENT any compensation the CONTRACTOR has received which is in excess of the payment to which the CONTRACTOR is entitled herein. 12. The CONTRACTOR shall ensure that all documents produced as a result of this AGREEMENT are printed double -sided on recycled paper. Figures, maps, design drawings, colored prints and related specialty printings are excluded from this requirement: 13. Any information (i.e., data, documents, statistics, surveys, studies, reports, addresses of property owners, etc.) given to or prepared or assembled by the CONTRACTOR under this AGREEMENT shall be kept as confidential and not divulged or made available to any individual or organization without the prior written approval of the DEPARTMENT. No reports, maps, or other documents produced in whole or in part under this AGREEMENT shall be the subject of an application for copyright by or on behalf of the CONTRACTOR. 14. Information provided to, prepared or assembled by the CONTRACTOR under this AGREEMENT shall not be used to promote, market or offer the CONTRACTOR' s services. The CONTRACTOR agrees not to use the existence of this AGREEMENT or the name of the State of North Carolina or any agency thereof as part of any commercial advertising. 15. The CONTRACTOR may not assign this AGREEMENT or its obligations hereunder except as permitted by 9 NCAC 06B.1003 and this paragraph. The CONTRACTOR shall. provide the DEPARTMENT with written notice of not less than thirty (30) days prior to any consolidation, acquisition, or merger. Any assign shall affirm this AGREEMENT according to the terms and conditions agreed, and the CONTRACTOR shall affirm that the assignee is fully capable of performing all of CONTRACTOR'S obligations under the AGREEMENT. All assignments shall be in. writing setting forth the obligations of the CONTRACTOR and of the assignee, signed by the DEPARTMENT, the CONTRACTOR and the assignee. 16. This AGREEMENT is made under and shall be governed and construed in accordance with the laws of the State of North Carolina. It is agreed between the parties hereto that the place of this AGREEMENT, its situs and forum, shall be Wake County, North Carolina, and in said County and State shall all matters, whether sounding in contract or tort relating to the validity, construction, interpretation and enforcement of this AGREEMENT, be determined. 17. The CONTRACTOR agrees that in all matters relating to this AGREEMENT, it shall be acting as an independent contractor and not as an employee of the DEPARTMENT. The CONTRACTOR represents that it has, or will secure at its own expense, all personnel required in performing the services under this agreement. The CONTRACTOR shall be wholly responsible for the work to be performed and for the. supervision of its employees. Nothing in this AGREEMENT shall be construed to create a joint venture or partnership between the CONTRACTOR and the DEPARTMENT. 18. The CONTRACTOR agrees that the State has the right to audit the records of the CONTRACTOR pertaining to this AGREEMENT both during performance and for 36 months after completion or termination. The CONTRACTOR must retain all records relating to this AGREEMENT and shall allow employees or agents of the DEPARTMENT to inspect such records during the period of time set out herein. The State Auditor shall have access to persons and records as a result of all contracts or grants entered into by State agencies or political subdivisions in accordance with N.C.G.S. § 147-64.7. 19. The CONTRACTOR agrees that any and all non -expendable equipment that is purchased for a site with DSCA or DEPARTMENT funds will be the property of the DEPARTMENT and will remain at that site until the DEPARTMENT deems necessary to dispose, remove, or relocate the equipment to another site or holding facility. Page 8 of 10 20.. The CONTRACTOR agrees that he shall be responsible for the proper custody and care of any DEPARTMENT -owned property furnished him for use in connection with the performance of this AGREEMENT and will reimburse the State for its loss or damage, excluding normal wear. 21. This AGREEMENT represents the entirety of the agreements and covenants between the DEPARTMENT and CONTRACTOR with respect to the subject matter hereof and accordingly cannot be amended or modified except by written instrument executed by the parties hereto. 22. The CONTRACTOR has no authority to act or make any representations on behalf of the DEPARTMENT. 23. The CONTRACTOR warrants that its performance will not infringe the copyright, patent or other property rights of any other person. 24. The CONTRACTOR shall indemnify and save and hold harmless the DEPARTMENT, its officers, agents and employees, from liability of any kind, including all claims and losses accruing or resulting to any person, firm or corporation furnishing or supplying work, services, materials or supplies in connection with the performance of this AGREEMENT, and from any and all claims and losses accruing or resulting to any person, fine or corporation that may be injured or damaged by the CONTRACTOR in its performance of this AGREEMENT. The CONTRACTOR represents and warrants that it shall not make claims of any kind or nature against the DEPARTMENT or the DEPARTMENT's officers, agents and employees who are involved in the delivery or processing of CONTRACTOR goods to the DEPARTMENT. The provisions of this paragraph shall survive the termination or expiration of this AGREEMENT. 25. The DEPARTMENT does not waive its sovereign immunity by entering into this AGREEMENT and fully retains all immunities and defenses provided by law with respect to any action based on this AGREEMENT. 26. The parties certify and warrant that no gratuities, kickbacks or contingency fee(s) were paid in connection with this AGREEMENT, nor were any fees, commissions, gifts or other considerations made contingent upon the award of this AGREEMENT. 27. The CONTRACTOR certifies that it (a) has neither used nor will use any funds or compensation earned under this AGREEMENT for payments to lobbyists; (b) will disclose the name, address, payment details and purpose of any agreement with lobbyists whom CONTRACTOR or its subtier contractor(s) or subgrantee(s) will pay with profits or nonappropriated funds on or after December 22, 1989, and (c) will file quarterly updates about the use of lobbyists if material changes occur in their use. 28. The CONTRACTOR certifies that it is in compliance with the Assurances -Non Construction Programs, attached to this Agreement as Attachment 4 and incorporated herein by reference. 29. The CONTRACTOR will take affirmative action in complying with all Federal and State requirements concerning fair employment and employment of people with disabilities, and concerning the treatment of all employees without regard to discrimination by reason of race, color, religion, sex, national origin or disability. The Americans with Disabilities Act (ADA) makes it unlawful to discriminate in employment against a qualified individual with a disability and outlaws discrimination against individuals with disabilities in State and local government services and public accommodations. The CONTRACTOR certifies that it and its principals and subcontractors will comply with regulations in ADA Title I (Employment), Title II (Public Services), and Title III (Public Accommodations) in fulfilling the obligations under this AGREEMENT. 30. Peter Doom is designated as the Contract Administrator (project coordinator) for the DEPARTMENT. However, any changes in the scope of the AGREEMENT that will increase or Page 9 of 10 decrease the total amount of compensation which may be paid under this Agreement shall not be effective until the changes have been approved by the Secretary of the DEPARTMENT or his Authorized Agent. 31. The CONTRACTOR will perform its services using that degree of skill and care ordinarily exercised under similar conditions by reputable members of CONTRACTOR's profession. 32. The effective date of this AGREEMENT shall be the date on which it is executed by the Secretary of the Department or his Authorized Agent. IN WITNESS WHEREOF, the CONTRACTOR and the DEPARTMENT have executed this AGREEMENT in duplicate originals, one of which is retained by each of the parties, the day and year first above written. ATC Associates of North Carolina, P.C. 2725 E. Millbrook Road Suite 121 Raleigh, NC 27604 By: (CONTRACTOR'S Signature) North Carolina Department of Environment and Natural Resources William G. Ross, Jr., Secretary d , ...s ),1,3,,(Signature o Secretary or Authorized Agent) Date: ei lb ° 2 J omnrIccS Title: ‘Pre.-5 (Owner, Partner, Corp. Pres., or V. Pres. only) n WITNESS: 1((�' all NOiSlN 1 - E d3S L Page 10 of 10 ATTACHMENT' NT' 1 FEE SCHEDULE Personnel Principal Level $115/hour Senior Level $95/hour Project Level $80/hour Staff Level $65/hour CAD Level $507hour Technician $50/hour Word Processor $40/hour Subcontractor Management Fees Laboratory 10% Waste Hauling and Disposal . 10% for costs less than $100,000; 5% for costs greater than or equal to $100,000 Drilling 15% Remediation Bids 15% for costs less than $100,000; 10% for costs greater than or equal to.$100,000 and less than $200,000; 5% for costs greater than or equal to $200,000 At least 2 bids may be required by the DEPARTMENT's Contract Administrator • (or his duly authorized staff) for subcontracted activities that exceed $3,000. Laboratory EPA Method 8260 (soil) $93/sample EPA Method 8260 (water) $93/sample EPA Method 8270 — Base Neutral Extractables only (soil) $161/sample EPA Method 8270 — Base Neutral Extractables only (water) $161/sample Miscella.,i: eons Per Diem (per person for overnight travel only) $92 . Mileage (car or truck) $0.585/mile Organic Vapor Analyzer $110/day pH/Conductivity Meter $25/day Page 1 of 2 ATTACHMENT 1 FEE SCHEDULE Miscellaneous (continued) Interface Probe $3 0/day Electric Water Level Indicator $25/day Teflon Bailer $20/day Disposable Bailer $8 Stainless Steel Auger $10/day Grundfos Pump $50/day Survey Equipment $30/day Drum $40 Personal Protective Equipment Level B $3 0/day Level C $20/day Consumables (include tape, gloves, ice) $20/day Maps, Photos Cost Camera Not Reimbursable Ce11 Phone Not Reimbursable Page 2 of 2 ATTACELMENT 2 PERSONNEL QUALIFICATIONS AND TASK DESCRIPTIONS The following qualifications and task descriptions are for those personnel who will be involved in activities for the Dry -Cleaning Solvent Cleanup Act (DSCA) Program contracts. PE :". SONNEL MW QUA]LIHCATIONS TASK DESCRIPTIONS Principal Engineer/Geologist/Hydrogeologist/Scientist ($115/hour) Administrative and/or professional head of the organization or contract. Responsible for conceiving and executing plans and functions of the organization. Directs the professional staff. Normally has a financial interest in the company as partial owner, major investor or stockholder, or officer. Charges an extremely limited number of hours per site as the Principal. This position should never bill field or field supervision hours. - Expert Testimony - Legal Strategies - Depositions - Contract Oversight (limited) Senior Engineer/Geologist/Hydrogeologist/Scientist ($95/hour) Typically requires an advanced degree. Requires professional registration when applicable, 8 years of experience in technical or managerial roles, and compliance regulations. Serves as senior technical leader and contract oversight for environmental remediation projects of medium to large scope and /or complexity and has developed substantial expertise in the field of practice. Generally supervises Project Managers and oversees several projects. Has limited involvement in projects. Duties typically include reviewing reports, developing strategies, and attending client and/or DSCA Program meetings. Responsible for approving designs, reports, plans, and specifications before submittal to the DSCA Program. If significantly involved in a highly technical project, should have substantial technical expertise directly related to the project. Ensures compliance of field service operations with OSHA safety standards. Addresses public health concerns. _ Expert Testimony _ Site strategy and planning _ Contract oversight _ Reviews technical reports _ Reviews Corrective Action Plans _ Reviews Engineering/remedial system design _ Health and safety coordinator _ Reviews site safety plans • Project Engineer/Geologist/Hydrogeologist/Scientist ($80/hour) Typically possesses a bachelor of science degree in engineering, geology, hydrogeology, or a directly related field. Serves as manager for entire project and has at least 5 years of experience in the environmental field, Duties typically include preparing proposals, reviewing reports, developing strategies, and attending client and/or DSCA Program meetings. Under general supervision, prepares environmental design and plan specifications for site remedial activities. Leads and supervises teams of staff and technician level personnel, but would have a limited number' of hours charged to each site, and only a small percentage of total field hours. Serves as site technical expert or supervisor for hydrogeological site characterizations and remediation activities and tests, and assembly of reports, plans, and specifications. - Project management - Site strategy and planning - Develop site health and safety plans • - Engineering/remedial system design - Data review and analysis - Report preparation (limited) - Report review - Site meetings and reconnaissance - On -site supervision (periodic) - Work plan preparation - Site investigation planning - Field work planning - Site Inspection (periodic) - Obtains permission for off -site access Staff Engineer/Geologist/lydrogeologist/Scientist ($65/hour) Requires a bachelor's degree in engineering, geology, hydrogeology, or related science and 1 to 5 years of experience in the environmental field. Works under supervision of the project manager to perform routine tasks related to environmental investigation and remediation projects. Is the primary person responsible for gathering field data and is competent at data' analysis. Must be able to conduct investigation and remedial activities including drilling and monitoring well installation, sampling, site layout and geologic mapping, writing field notes, basic analysis and compiling data. Must have knowledge of QA/QC procedures .and protocol. This position will normally be highest in the number of hours billed to on -site work. However, technicians (see below) should conduct routine or on -going monitoring. - Report preparation - Field work preparation/planning - Supervises site investigation and remediation activities - Site reconnaissance and mapping - Engineering/remedial system design and installation - Limited data review and analysis - Obtains permission for off -site access • - On -site health and safety supervisor Technician ($50/hour) Typically requires a high school diploma, certified or licensed trades -person, or an associate's degree. Person may also have a bachelor's degree with less than 1 year of experience in the environmental field. Requires minimal training and experience in the environmental field. Responsible for general supervision of the installation, maintenance, and repair of on -site equipment. Routine monitoring and collection of samples and equipment maintenance/operating .logs. Under appropriate supervision, performs routine labor tasks associated with on -site installation, maintenance, and repair of on -site equipment. Well development and collects soil and groundwater samples. - Field work preparation - Operation•andmaintenance of equipment in - Well developing and sampling _ Soil sampling - Handling of investigation and remediation derived wastes _ Remedial system installation, operation, and maintenance _ Limited contractor supervision _ Monitoring activities - Surveying using GPS and standard methods Draftsperson/CAD ($50/hour) Typically requires a high school diploma. Requires 2 — 8 years of experience or 2 years of related college and more than 1 year of experience. Generally requires a Technical Drawing Certificate, and advanced drafting skills such as Computer Aided Drafting (CAD) & Design (CADD) operations. - Drafting - CAD/CADD work - Cartography - Plotting of GPS and standard survey data Word Processor/Clerical ($40/hour) Operates computer for work processing, spreadsheets, and statistical typing, correspondence report generation, general office work, typing, and filing. - Spreadsheets - Report generation - Word processing - Typing - Filing - General secretarial - Document reproduction ATTACHMENT 3 KEY PERSONNEL FOR THIS AGREEMENT ATC Associates of North CaroDhmia, P.C. Program Manager — Genna K. Olson, P.G. (Raleigh, NC office) Principal in .Charge Engineer — Kevin R. Sommers, P.E. (Raleigh, NC office) Principal i.i Charge Geologist — Paul J. Wannus, P.G. (Raleigh, NC office) Project Manager — Kurt H. Ness, P.G. (Raleigh, NC office) Project Manager — Gabriel Araos, P.E. (Raleigh, NC office) Project Manager — Stephen Aldis, P.G. (Charlotte, NC office) Project Manager — S. Eric Shertzer, P.G. (Virginia Beach, VA office) Project Manager — Santiago Vila, P.G. (Raleigh, NC office) Health Safety Officer — Jeffrey Corson (Raleigh, NC office) Page 1 of 1 ATTACHMENT 4 ASSURANCES — NON CONSTRUCTION PROGRAMS The CONTRACTOR certifies that with regard to: 1. DEBARMENT AND SUSPENSION - To the best of its knowledge and belief that it and its principals: (a) are not presently debarred, suspended, proposed for debarment, declared ineligible, or voluntarily excluded from covered transactions by any Federal or State department or agency; (b) have not within a 3-year period preceding this Agreement been convicted of or had a civil judgment rendered against them for commission of fraud or a criminal offense in connection with obtaining, attempting to obtain, or performing a public (Federal, State, or local) transaction or contract under a public transaction; violation of Federal or State antitrust statutes or commission of embezzlement, theft, forgery, bribery, falsification or destruction of records, making false statements, or receiving stolen property; (c) are not presently indicted for or otherwise criminally or civilly charged by a governmental entity (Federal, State, or local) with commission of any of the offenses enumerated in paragraph (1)(b) of this certification; and (d) have not within a 3-year period preceding this Agreement had one or more public transactions (Federal, State, or local) terminated for cause of default. 2. LOBBYING - To the best of its and its principals' knowledge and belief, that: (a) no Federal appropriated funds have been paid or will be paid, by or on behalf of the undersigned, to any person for influencing or attempting to influence an officer or employee of any agency, a Member of Congress, an .officer or employee of Congress, or an employee of a Member of Congress in connection with the awarding of any Federal contract, the making of any Federal grant, the making of any Federal loan, the entering into of any cooperative agreement, and the extension, continuation, renewal, amendment or modification of any Federal contract, grant, loan, or cooperative agreement; (b) if any funds other than Federal appropriated funds have been paid or will be paid to any person for influencing or attempting to influence an officer or employee of any agency, a Member of Congress, an officer or employee of Congress, or an employee of a Member of Congress in connection with the Federal contract, grant, loan or cooperative agreement, the undersigned shall complete and submit Standard Form-LLL, "Disclosure Form to Report Lobbying" in accordance with its instructions. 3. DRUG -FREE WORKPLACE REQUIREMENTS - It and its principals will Comply by: (a) publishing a statement notifying employees that the unlawful manufacture, distribution, dispensing, possession or use of a controlled substance is prohibited in the CONTRACTOR'S workplace and specifying the actions that will be taken against employees for violation of such prohibition; (b) establishing a drug -free awareness program to inform employees about - Page 1 of 2 ATTACHMENT 4 (1) the dangers of drug abuse in the workplace; (2) the CONTRACTOR'S policy of maintaining a drug -free workplace; (3) any available drug counseling, rehabilitation and employee assistance programs; and (4) the penalties that may be unposed upon employees for drug abuse • violations occurring in the workplace; (c) making it a requirement that each employee to be engaged in the performance of this Agreement be given a copy of the statement required by paragraph (a) above; (d) notifying the employee in the statement requiredbyemployeeparagraph (a) above, that as a condition of employment under the grant, the (1) abide by the terms of the statement; and (2) notify the employer of any criminal drug statute conviction for a violation occurring in the workplace no later than five days after such conviction; notifying the DEPARTMENT within ten days after receiving notice under subparagraph (d)(2) above, from an employee or otherwise receiving actual notice of such conviction;. taking one of the following actions within 30 days of receiving notice under subparagraph (d)(2) above, with respect to any employee who is so convicted- (1) taking appropriate personnel action against such an employee, up to and including termination; or (2) requiring such employee to participate satisfactorily in a drug abuse Federal, eder ala , State or oral callon healh, program enforcement, or othapproved for such er approprioses ate Feder , agency; (g) making a good faith effort to continue to maintain a drug-freeworkplace through implementation of paragraphs (a), (b), (c), (d), (e), and (f) above. AND - The CONTRACTOR and its principals further certify that they: 4.. Will comply with the provisions of the Hatch Act which limit the political activities of employees, whose principal employment activities are funded in whole or in part with Federal funds; and 5. Will comply, as applicable, with H Hours and Safety eSDana Standards CActregardingct, the peland labor Act, and the Contract W standards for federally assisted construction subagreements; and 6. Will comply with all applicable requirements of all other federal laws, executive orders, regulations and policies governing this program. (e) (f) Page 2 of 2 APPENDIX 2: SIGNED ACCESS AGREEMENTS Appendix E ACCESS AGREEMENT Site Name: Sharon Corners Shopping Center Address: Property more particularly described in Book 12368, page 39 of the . Mecklenburg County Registry of Deeds, Located at or around 4700 Sharon Road, Charlotte, North Carolina County: Mecklenburg County DSCA Site ID No.: Unknown Name of Petitioner: Center Properties SPE, LLC WHEREAS, the Petitioner is the owner of a parcel of property located at 4700 Sharon Road in Mecklenburg County, North Carolina (Property); and WHEREAS, the Petitioner is petitioning to the North Carolina Department of Environment and Natural Resources (NCDENR) for participation in the Dry -Cleaning Solvent Cleanup Act Program (Program). operated by NCDENR pursuant to the Dry - Cleaning Solvent Cleanup Act of 1997 (Act), which is codified at G.S. § 143-215.104A et seq.; and WHEREAS, the Petitioner understand that, should the Property be certified into the Program, NCDENR will enter into written agreements with the Petitioner and/or other parties concerning the assessment and/or relnediation of Dry -Cleaning Solvent contamination on and/or around the Property; and WHEREAS, the Petitioner understand that the implementation of such agreements will require that NCDENR and its agents, employees, contractors and subcontractors have free and unencumbered access to the Property for the purposes of investigating, assessing and remediating Dry -Cleaning Solvent contamination on and around the Property; WHEREAS, the parties to. this Access Agreement are NCDENR and the Petitioner; NOW THEREFORE, in consideration of the terms and conditions contained in . this Access Agreement, and for other good and valuable- consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereto agree as follows: DSCA-01: Petition For Certification, Appendix E June 2001 2052467.01 LIB: Page 1 of 4 1. Grant of License and Permission. Center Properties SPE, LLC hereby grant to NCDENR and its employees and agents and such contractors and subcontractors that NCDENR shall designate, a revocable license to access the Property for the sole purpose of: a. Conducting on a date or dates indicated by NCDENR, investigation, assessment or remediation activities at the Property; or b. Determining whether investigative, assessment or remediation activities at or around the Property are being conducted in compliance with the Act and any assessment or remediation agreement entered into pursuant thereto. 2. Conditions Precedent. The license created in Paragraph 1 shall take effect upon the certification of the Property into the Program and shall remain in effect, unless otherwise terminated pursuant to Paragraph 11 below, only so long as the Property remains certified and is, or is expected to be, the subject of a valid assessment and/or remediation agreement under the Program. 3. Observation. Upon the Petitioner's reasonable notice and request, the Petitioner and its consultants shall have the right to observe any activities performed by or on behalf of NCDENR at the Property. Upon the Petitioner's reasonable notice and request, NCDENR or its agents, contractors or subcontractors shall allow the Petitioner to split samples of any environmental samples obtained by or on behalf of NCDENR. All costs associated with obtaining and analyzing the split samples shall be borne solely by the Petitioner. 4. Interference. NCDENR shall endeavor to perform any activities authorized hereunder at the Property in a manner that minimizes interference with the use of the Property. 5. Insurance. NCDENR agrees torequire its contractors to demonstrate that they have not less. than $1 million in General Liability insurance and to maintain such insurance for the duration of their work at the Property, provided however, that NCDENR shall have no liability for its contractor'sfailure to maintain such insurance. 6. Site Repair. NCDENR or its contractors or subcontractors shall remove and shall have the right to removefrom the Property all equipment and other materials belonging to NCDENR orits contractors or subcontractors within a reasonable period of time after the completion of the activities at the Property authorized hereunder. To the extent practicable, NCDENR shall restore the Property to the original condition it was in prior to any activities authorized hereunder• at the Property, and except as otherwise agreed to by the parties, shall properly abandon any monitoring wells in accordance with any applicable laws and regulations. DSCA-01: Petition For Certification, Appendix E June 2001 2052467.01 LIB: Page 2 of 4 7. Notice. Any notices, reports, or other communications required or permitted under this Access Agreement shall be addressed to the representative for each party as set forth below: To Petitioner: Mr. Edward F. Long The Crosland Group, Inc. 135 Scaleybark Drive Charlotte, NC 28209 With Copy to: Kennedy Covington Lobdell & Hickman, L.L.P. Bank of America Corporate Center 100 N. Tryon Street, Suite 4200 Charlotte, NC 28202-4006 Attn: David A. Franchina, Esquire To NCDENR: 8. Limitations. All obligations of NCDENR or the State of North Carolina pursuant to this Access Agreement shall be contingent upon the availability of moneys in the North Carolina Dry -Cleaning Solvent Act Fund. 9. Governing Law. This Access Agreement shall be governed by and construed in accordance with the laws of the State of North Carolina, without reference to choice of laws principles. 10. Integration Clause. This Access Agreement represents the entire understanding and agreement between the parties hereto and supersedes any and all prior agreements, whether written or oral, that may exist between the parties regarding same. No amendment or modification to this Access Agreement or any waiver of any provisions hereof shall be effective unless in writing and signed by both parties. 11. Termination. The license created in Paragraph 1 may be terminated upon delivery of reasonable written notice to NCDENR, which termination shall be effective upon receipt of such notice. If no such notice is served and subject to provisions of Paragraph 2 above, the license created herein shall remain in effect until such time as all work or activities under the Program have been completed at the Property. The right and obligation set out in the first sentence of Paragraph 6 shall survive the termination of this license. 12. Modification. This Access Agreement may not be amended except in writing by the parties to this Access Agreement. DSCA-01: Petition For Certification, Appendix E June 2001 2052467.01 LIB: Page 3 of 4 The parties each represent and warrant that this Access Agreement is executed by their duly authorized representatives as of the date accepted and agreed upon below. Accepted and agreed, this 16 day of (Signature of Petitioner or Signator for Petitioner (Signature for NCDENR) DSCA-01: Petition For Certification, Appendix E June 2001 200 2052467.01 LIB: Page 4 of 4 APPENDIX 3: MATERIAL SAFETY DATA SHEETS (MSDS) FOR ABC AND ZVI Material Safety Data Sheet May be used to comply with OSHA's Hazard Communication Standard, 29 CFR 1910 1200. Standard must be consulted for specific requirements. IDENTITY (as Used on Label and List) ABC (Anaerobic BioChem) U.S. Department of Labor Occupational Safety and Health Administration (Non -Mandatory Form) Form Approved OMB No. 1218-0072 Note: Blank spaces are not permitted. If any item is not applicable or no information is available, the space must be marked to indicate that. Section l Manufacturer's name REDOX TECH, LLC Emergency Telephone Number 919-678-0140 Address (Number, Street, City, State and ZIP Code) Telephone Number for Information 919-678-0140 200 Quade Dr, Cary NC 27513 bate Prepared MAY 2004 Signature of Preparer (optional) Section II —Hazardous Ingredientslldentity Information Hazardous Components (Specific Chemical Identity, Common Name(s)) Other Limits OSHA PEL ACGIH TLV Recommended ; % (optional) Mixture of : Lactate salts NA NA (0 to 60%) Lactic acid esters NA NA (0 to 98.5%) Phosphate buffer NA NA (0 to 0.1 %) Ferrous Iron NA NA (0 to 0.1 %) Fatty Acids Propane-1,2,3-trio) NA NA NA (0 to 5%) NA (0 to 99%) Section III—PhvsicallChemical Characteristics Boiling Point > 100 C Specific Gravity (H20 = 1) 1.04 Vapor Pressure (rem Hg) Lactic acid esters 2.7 mbar. 20 °C pH 6.0 to 8.0 Vapor Density (AIR = .0 Lactic acid esters 3.8 Evaporation Rate (Butyl Acetate =1) No information Solubility in Water Fully soluble and miscible Appearance and Odor Light yellow to colorless liquid, slight to mild, characteristic odor Section IV --Fire and Explosion Hazard Data Flash Point (Method Used) Lactic acid esters: 61 °C (ISO 2719, closed cup) Flammable Limits Lactic acid esters: LEL 1.5% (100 °C) ULL 11.4% (100 °C) Extinguishing Media Water spray, carbon dioxide, dry powder, AFFF, foam Special Fire Fighting Procedures Standard procedures for chemical fires Unusual Fire and Explosion Hazards Thermal decomposition can release irritating gases and vapors (Reproduce locally) OSHA 174 Sept. 1986 Section V—Reactivity Data Stability Unstable Conditions to Avoid Stable Temperatures above 61 °C. Will hydrolyze in presence of water, acids and bases ncompatiblllty (Matedais to Avoid) S rong oxidants Hazardous Decomposition or Byproducts no known Hazardous Polymerization May Occur Conditions to Avo Id Will Not Occur Section VI —Health Hazard Data Route(s) of Entry Inhalation? Yes, esters only Skin? Yes • Ingestion? Yes Health Hazards (Acute and Chronic) Acid esters: Risk of irritation to eyes. Irritating to respiratory system. May degrease skin. Carcinogenicity None NTP? No ARC Monographs? No OSHA Regulated? No Signs and Symptoms of Exposure Red irritated skin. May cause light-headedness when used in poorly ventilated area without proper vapor mask.. Medical Conditions Generally Aggravated by Exposure Persons susceptible or sensitive to eye and respiratory irritation Emergency and First Aid Procedures Inhalation: Move to fresh air; Skin: Wash skin immediately with water. Eyes: Flush with water for at least 15 minutes, consult physician; Ingestion: Drink water and consult physician. Section MI —Precautions for Safe Handling and Use Use safety glasses and latex or nitrile gloves. Work in well ventilated area. Waste Disposal Method ABC can be disposed as waste water or landfilled when in compliance with local regulations Precautions to Be Taken In Handling and stonng May be F lammable - Do not store near ignition sources or at elevated temperatures. Avoid long storage times, will break down to innocuous products Other Precautions Wear PPE when handling and keep containers tightly closed when stored. Section VII—Control Measures Respiratory Protection (Specify Type) If ventilation inadequate or in confined space, use respirator with filter (DIN 141) Ventilation Local Exhaust Acid estershave low vapor pressure (2.7 special Ensure fumes can not reach ignition source mbar at 20 °C) Standard HVAC conditions typically adequate Mechanical (General) Floor or stand fans Other Protective Gloves PVA, nitrile or latex Eye Protection Safety glasses with side shields Other Protective Clothing or Equipment Work/Hygienic Practices Do not eat, drink or smoke while handling. Remove/wash contaminated clothing before reuse. OCT-03-2006 08:54 EIM 'JERTEC S%SOVENTS 630 960 0660 P.02 Material Safety Data Sheet ATOMET 21 S/24/25/28/29/30/50/55/59/669/67/V/70/75/ 195/95SP/414/SURV95 [QMP Section 1. Chemical product and company Identification Common name Material uses Supplier/Manufacturer In case of emergency : ATOMET 21 S, ATOMET 24, ATOMET 25, ATOMET 28, ATOMET 29, ATOMET 30, ATOMET 50, ATOMET 55, ATOMET 59, ATOMET 589, ATOMET 07, ATOMET 88, ATOMET 70, ATOMET 76, ATOMET 86, ATOMET 95, ATOMET 958P, ATOMET 414, ATOMET SURV95 Powdered metallurgy. Quebec Metal Powders Ltd. 1855 Marle-VIctorin Sorel -Tracy, Quebec Canada, J3R 4R4 Tel :450.748-5050 QMP Metal Powders (Suzhou) D-008, No. 1 Su Hue road Suzhou Industrial Park Suzhou, China, 215021 Tel: 88-512-67813181 QMP METAL POWDERS GmbH Postfach 100253 D-41002 Mtinchengladbac Germany Tel: 49-2181-352-800 Fax: 49-2161-352-8017 : America : +1-450.748-5050 Europe :449-2181-352-800 Asia: +88-512.87613181 Section 2. Hazards Identification Physical state Emergency overview. Routes of entry Potential acute health effects Eyes Skin Inhalation Ingestion Potential chronic health effects Medical conditions aggravated by over- exposure • See toxicological Information (section 11) Solid. (Powder.) No specific hazard. USE WITH CARE. Follow good Industrial hygiene practice. Dermal contact. Eye contact. Inhalation. Ingestion. May cause eye irritation. No known significant effects or critical hazards. : May cause respiratory tract Irritation. : No known significant effects or critical hazards. : Carcinogenic effects: Not classified or listed by IARC, NTP, OSHA, EU and ACGIH. Mutagenic effects: Not available. Teratogenic effects: Not available. : Repeated exposure of the eyes to a low level of duet can produce eye Imitation. Section 3. Composition, Information on Ingredients Ingredient name North. America Iron Europe Iron See section 16 for the full text of the II -phrases declared above Classification UN number IDLH H F R Special CAS number % by weight Not regulated. - 0 0 1 7439-89-8 > 90 Classification Not classified. EC number 231-098-4 Thls materiel Is classified as not hazardous under OSHA regulations In the United States, the WHMIS In Canada, the NOM-018-STPS-2000 in Mexico, Brazil NBR 14725:2001, the European Directives and Inany other country In Asia/Pacific, Africa or the Middle -East. O. See Sections 8, 11 and 14 for details. Date of luue s 03/30/200B w„wortshKEMIKA Page: 1/5 man OCT-03-2006 08:54 AM VERTEC EISOVENTS 630 960 0660 P.03 ATOMET . 21 SI24i26/28/29/30/50/55/69/880/87/BBRQ176188/86195S PI414/S U RV98 Section 4. First aid measures Eye contact Skin contact Inhalation Ingestion Notes to physician Check for and remove any contact lenses. In case of contact, Immediately flush eyes with plenty of water for at least 20 minutes. Gat medical attention if irritation occurs. Wash with soap and water. Get medical attention If Irritation occurs. Move person to fresh air. Get medical attention If breathing difficulty persists. Do not induce vomiting. Never give anything by mouth to an unconscious preen. Get medical attention If symptoms appear. No specific antidote. Section 5. Fire fighting measures Flammability of the product : Fire -fighting media and : Use a fog nozzle to spray water. SEE SPECIAL REMARKS ON FIRE HAZARDS. Instructions Special protective : Fire-fighters should wear appropriate protective equipment. equipment for flr9•ftghtera Special remarks on fire As with any finely granulated product, (i.e flour) a risk of fire is present should the hazards material be dispersed In air and exposed to a source of ignition. Fine powder forms flammable and explosive mixturea In air. Non-flammable. Section 6. Accidental release measures In case of a major spill Personal precautions : Immediately contact emergency personnel. Keep unnecessary personnel away. Use suitable protective equipment (section 8). Environmental precautions: Avoid dispersal of spilled material, runoff and contact with soli, waterways, drains and sewers. Methods for cleaning up : If emergency personnel ere unavailable, vacuum or carefully scoop up spilled material and place in an appropriate container for disposal. Avoid creating dusty conditions and prevent wind dispersal. Section 7. Handling and storage Handling Storage : Avoid breathing dusts. Avoid prolonged contact with eyes, skin and clothing. Wash thoroughly after handling. Keep container in a ventilated area. : Keep contalner;cloaed. Keep container In a ventilated area. Section 8. Exposure controls, personal protection Engineering controls Personal protection Eyes Respiratory : Use process enclosures, local exhaust ventilation or other engineering controls to keep alrbome levels below recommended exposure limits. If user operations generate dust, fumes or mist. use ventilation to keep exposure to airborne contaminants below the exposure limit. : Safety eyewear complying with an approved standard should be used and selected based on the task being performed and the riska Involved (avoid exposure to liquid splashes, mists, gases or dusts). Where there le a risk of exposure to high velocity particles safety glasses or face shield complying with en approved standard should be used to protect against Impact. Where there Is a risks of exposure to dusts, goggles should be used. Recommended: Safety glasses. : Use a properly fitted, particulate filter respirator complying with an approved standard If a risk assessment Indicates this Is necessary. Respirator selection must be based on known or anticipated exposure levels, the hazards of the product and the safe working limits of the selected respirator. Date or issue : 03130/2006 Au,hondIr KEMI KA Page: 2/6 ti-.WI ming, r, OCT-03-2006 00:54 AM VERTEC BISOVENTS 630 960 0660 P.04 Hands Skin/Body Personal protection in case : of a large split Product name Iron ATOMET 21 Si2,4I2512Bl29130150l55/5916891eY/88170175l86195I95SP/414/SURV95 : Recommended: Leather gloves. : • Personal protective equipment for the body should be selected based on the task being performed and the risks Involved. Recommended: Overall. Safety glasses and or goggles and or face shield should be used depending on the task being performed. Leather gloves. Overall. Boots. Wear MSHA/NIOSH approved respiratory apparatus or equivalent if required. Exposure lignite ACG(N TLV (United States). TWA: 10 mg/m a 8 hour(s). Form: Inhalable panicle. Consult local authorities for acceptable exposure limits. Section 9. Physical and chemical properties Physical state Color Melting/freezing point Specific gravity Bulk density DIspersibility properties Solubility Solid. (Powder.) Gray. 1535°C (2795°F) 7.88 2.4 to 3.2 glcm' Not dispersible in cold water, hot water. Insoluble in cold water, hot water. Section 10. Stability and reactivity Stability and reactivity : The product is stable. Incompatibility with various : Reactive with oxidizing agents and reducing agents. substances Hazardous polymerization : Will not occur. Section 11. Toxicological information Acute Effects Eyes : May cause eye irritation. Skin : No known significant effects or critical hazards. Inhalation : May cause respiratory tract Irritation. Ingest! on : No known significant effects or critical hazards. Potential chronic health : Carcinogenic effects: Not claaaifred or listed by (ARC, NTP, OSHA, EU and ACGIH. effects Mutagenic effects: Not available. Teratogenlc effects: Not available. Section 12. Ecological information Products of degradation : Some metallic oxides. (Section 13. Disposal considerations The generation of waste should be avoided or minimized wherever possible. Avoid dispersal of spilled material, runoff and contact with soil, waterways, drains and sewers. Disposal of this product, solutions and arty by-products should at all times comply with the requirements of environmental protection end waste disposal legislation and any regional end local authority requirements. Waste disposal Consult your local or regional authorities. Date or Issue a 03/3012006 Au,h,r ay KEMIKA Page: 3/6 OCT-03-2006 08:55 AM VERTEC SISOVENTS 630 960 0660 P.05 ATOMET 21$124/215/28/29130/60/85I691889187/88/70175/88106196SP1414/S URV98 Section 14. Transport Information Classification ADN IADR 1TDG /DOTI IMDG/ IAFA: Not regulated. Label Not applicable. Additional Information Not applicable. Section 15. Regulatory information United States HCS Classification U.S. Federal regulations State regulations Canada WHMIS (Canada) Mexico Classification EU regulations Product use International regulations International Iiste ; Not regulated. : TSCA : All components listed. SARA 302/304/311/312 extremely hazardous substances: No products were found. SARA 302/304 emergency planning end notification: No products were found. SARA 302/304/3111312 hazardous chemicals: Na products ware found. SARA 311/312 MSDS distribution - chemical inventory - hazard Identification: No products were found. Clean Water Act (CWA) 307: No products were found. Clean Water Act (CWA) 311: No products were found, Clean Air Act (CAA) 112 accidental release prevention: No products were found. Clean Air Act (CAA) 112 regulated flammable substances: No products were found. Clean Air Act (CAA) 112 regulated toxic substances: No products ware found. : Pennsylvania RTK Sulfur alloyed: (generic environmental hazard) Massachusetts RTK: Sulfur alloyed New Jersey: Sulfur alloyed No products were found. : Not regulated. DSL : All components listed. Health Flammability Reactivity Special ; Classification and labeling have been performed according to EU Directives 871548/EEC and 1999/45/EC (including amendments) and the Intended use. - Industrial applications. This product is not listed on ntalor international inventories or exempted fmm being listed in Australia (AICS), Europe (EINECS/ELINCS), Korea (TOOL), Japan (METI/MOL), Philippines (RA6969). Date of issue t 03/30/2008 /Wd ond6r KEMIKA Page: 4/6 .w..d4. Ta- m OCT-03-2006 08:55 AM VERTEC BISOVENTS 630 960 0660 P.06 ATOMET 21 S124126/28129130150/55/691669/67168170!161Ba19619S8P1414/S;URV83 Section 16. Other information Label requirements : USE WITH CARE. Hazardous Materiel Information System (U.S.A,) National Fire Protection Association (U.S.A.) `Health Fire hazard Reactivity I Personal protection C Flammability Health instability Special Full text of R-phrases ; Not applicable. referred to In sections 2 and 3 - Europe Full text of classifications : • Not applicable. referred to in sections 2 and 3 - Europe 3 .1 References : ANSI 2400.1, MSDS Standard, 2004. - Manufacturer's Material Safety Data Sheet. - 29CFR Pert1910.1200 OSHA MSDS Requirements. - 49CFR Table List of Hazardous Materials, UN#, Proper Shipping Names, PG. - Canada Gazette Part II, Vol, 122, No. 2. Registration SOR/88-64, 31 December 1987. Hazardous Products Act "ingredient Disclosure List" - Canadian Transport of Dangerous Goode, Regulations and Schedules, Clear Language version 2005. - Official Mexican Standards NOM-018-STPS-2000 and oft NOM-004-SCT2-1994. Brazil NBR 14725:2001. Date of issue ; 03/30/2006 Date of previous Ispue : 10/30/2005 Version : 2 Notice to (eider To the beat of our knowledge, the Information contained herein la accurate. However, neither the above named supplier nor any of Its subsidiaries assumes any liability whatsoever for the accuracy or completeness of the Information contained herein. Final determination of suitability of any material Is the sole responsibility of the user. All materials may present unknown hazards and should be used with caution. Although certain hazards are described herein, we cannot guarantee that these are the only hazards that exist. APPENDIX 4: CASE STUDIES Providingfi ovativeSoil and Water Sohitions A CASE STUDY FOR THE APPLICATION OF ANEAROBIC BIOCHEM PLUS (ABC) TO TREAT GROUNDWATER CONTAMINATED WITH 1,1,1-TRICHLOROETHANE (TCA) AND DAUGHTER PRODUCTS In April 2006, a pilot test was conducted involving injection of Anaerobic Biochem Plus (ABC+) at a site in Greenville, OH, where elevated concentrations of TCA and daughter products DCA. and CA have been reported in groundwater. The source of the contamination is believed to be from a disposal pit and two former burn pits, which were excavated as part of remedial efforts between 1989 and 1995. To date, ongoing remedial efforts have included groundwater recover, treatment, and discharge to the local publicly owned treatment works. A groundwater treatability study conducted in 2005 determined that dueto the presence of daughter products, reductive dechlornation has occurred at the site. However, the lack of organic carbon and sulfide indicates that the reducing environment has insufficient substrate to promote full dechlorination. ABC+ was selected as a cost effective means to stimulate enhanced reductive dechlorination (ERD) and promote in situ treatment of the target contaminants. Anaerobic Biochem Plus (ABC) is a mixture :of Anaerobic Biochem (ABC) and 10 per cent by weight of Zero Valent Iron (ZVI). ABC® is a patented mixture of lactates and fatty .acids:. ABC® contains soluble lactic acid as well as slow- and long-term releasing compounds. Treatment of chlorinated organic compounds by ZVI has been proven and widely accepted as an effective in situ remediation technology :of chlorinated solvents such as TCA; : The addition of ZVI to the ABCs Mixture provides a number of advantages for enhanced reductive dechlorination (ERD). The ZVI will provide an immediate reduction. The ABC® will provide short-term and long-term nutrients to anaerobic growth, which also assists to create a reducing environment. In addition, the corrosion of iron metal yields ferrous iron: and hydrogen, both of which are possible reducing agents. Injection of the A'BC+ was performed using Geoprobe direct push drilling techniques and targeted two separate geologic units. One unit was a silty clay aquitard from approximately 10 to 20 feet bgs. The .other unit was a confined sand and gravel aquifer from 20.to 35 feet bgs. The aquitard was addressed near monitoring well MW-17B and the aquifer was addressed near monitoring well MW-14C (Figure 1). Two separate areas were selected so that injection within one unit would not influence the other. Two injection locations were addressed within eachtest area. The ABC+ was mixed on site and injected directly into the subsurface through the Geoprobe drill rods. 600 and 900 Ibs of the ABC® formula were injected into the aquitard acid aquifer units, respectively. The ABC® was mixed with water at a 15 percent by weight solution to increase dispersion, resulting in approximately 400 and 600 gallons for the aquitard and aquifer units, respectively. ZVI was added to the ABC® formula at a 10 per cent by weight ratio Redox Tech, LLC Redox-TechT-LL Pipvidingliniova(iiv Soil and Watei Solutions Injections were conducted at increments of 4 feet across the target zone(s) to ensure adequate vertical dispersion occurred. Groundwater samples frorn monitoring Wells were collected monthly after the injections were completed. During this tune the groundwater recoyery system remained off. Figure 2 presents graphical representation of the results from monitoring wells IV1W-1713 and MW-14C. Groundwater concentrations of TCA were observed to decrease in both the aquifer and aquitard units after injection of ABC+. Within 6 months, concentrations in both units had dropped over 99% from pre -injection values to below the action level of 200ug/L. The reduction of TCA resulted in the corresponding production of daughter .products DCA and CA and therefore increases in these concentrations are observed. HoWever, 7 months after the injections were completed, DCA concentrations within both zones have begun to decrease. In fact, concentrations of DCA within the aquitard (114W-17B) have dropped below the action level of 1,400 ug/L. Based on results from this pilot stndy, full-scale implementation of ABC ÷ within the aquifer is planned for Spring 2007. Figure 1. Site Layout f?i$'. 0,0 P*0:04.*,YoiL 4 61* ii0,*131i.Li 0 , ei.j,iCrii1p.414 (e77 AN,EA Redox Tech, LLC Re-do-r-Teehr-L Providiilglnnovalive Soil and Watei•.Solutions Figure 2. Groundwater Sampling Results Concentration (µg/L) 1;000,000 100,000 10,000 1,000 100 10 MONITORING WELL.MW-14C B1ot.Stddy Injectien-Event (April 13, 2006) ::: . . -. ... ♦ - ... - .. -. DCA Arlifin L v& = 1 400 molt TCA Aetiori Level = 200 mall - .... .. tTCA (1,1,1 Trichioroelhahe) -9-DCA (1,1-Dichloroethane) - -pA (Chlaroelhane) `p0 0 Ah ph Ah Ah ph A�i p5 00 0 0 ph 0Ah Ah p0 vp yh p0 PQ O.\ '� �3 04 yyQ p°� �A O`P Sao FeO lac PQr �y� jJo �� P;p ym� OLD °, OyC Date 14,000 12,000 i0000 8,000 6,0p0 4,000 2,DDo MONITORING WELL MW-17B f-TCA.1,1,1 Trichloroethane' DCA 1,1-Dichloroethene -*- CA Chloroelhane Pilot Study ln)ection;Event (Apr111 p, 2006) CA Action':Level =:6,10.0-pg/L D..A Aulun Leve *CA Action Level = Z00 h i o`' py Qh. .ph Ah `' Ah Ah h A0 A6 A0 03 A0 A0 A0 A0 p0 "A0 ' ci° ?Q� 40 °r # Q_0� e� c,c5- ,oe Dap F0� sD� � 4aA ��c �J\ � `eq �� #5% �U Date CONTACT INFORMATION: Steve Markesic; markesicOredox-tech.com Phone: 630-515-1810 -Redox Teclr, LLC A CASE STUDY FOR THE APPLICATION OF ABC® INJECTION TO STIMULATE ANAEROBIC BIODEGRADATION OF CIS- DICHLOROETHENE AND VINYL CHLORIDE Redox Tech, LLC developed a proprietary process to promote anaerobic biodegradation of chlorinated solvents in groundwater, The process involves the injection of a patented mixture (Anaerobic Biochem ABC()) of lactates, fatty acids, and a phosphate buffer. Unlike competitor's products, the mixture is specifically formulated for each site. ABC® contains soluble lactic acid as well as slow- and long-term releasing components. The phosphate buffer provides phosphates, which are a micronutrient for bioremediation. In addition, the buffer helps to maintain the pH in a range that is best suited for microbial growth. Using a GeoProbe® and proprietary injection equipment, Redox Tech is able to inject ABC® in most geologic environments, including low -permeability silt and clay. Redox Tech conducted a field pilot test to demonstrate the application of its injection process and its effectiveness on cis=dichloroethene (cis-DCE) and vinyl. chloride. INSIDE LOOK AT THE'REDOX TECH REMEDIAL "APPROACH Many common organic groundwater contaminants can be treated in situ by enhanced anaerobic processes: These types of contaminants include chlorinated solvents, some chlorinated aromatics, nitroaromatics, inorganics (e.g. nitrate and perchlorate), and metals (e.g. chromium). With anaerobic biodegradation, the electron donors). Electron doriors.can include. co -contaminants such as petroleum hydrocarbons or natural organic inatter. If these donors are not available or are not sufficient, the anaerobic process can be enhanced by introducing a food source into the subsurface. One of the most effective and environmentally benign target contaminants Reductive dechlorination involves the sequential are "reduced" with removal of chlorine atoms. Tetrachloroethene ,(PCE) is sequentially converted to its daughter hydrogen, unlike products trichloroethene (TCE), cis -DCE, vinyl chemical oxidation chloride, ethene, and ethane. Organisms capable or aerobic processes of fully degrading PCE and TCE to ethene use where oxygen is the hydrogen as a food source. However, excessive working chemical. hydrogen levels wilt compete with and impede For optimal the growth of degrading microorganisms. anaerobic degradation to occur, more energetically favorable electron acceptors such as oxygen, nitrate, manganese; ferric iron or sulfate must first be consumed. There also must be sufficient food, or electron donors, for the bacteria to thrive. Ivlicroorganisms, like humans, breath electron acceptors arid eat electron donors. To optimize anaerobic biodegradation, the goal is to choke the plume (deppete oxygen and other electron .acceptors); before it starves (depletes food or ABC®, is protected by US Patent 6,001,252;'Redox Tech has a license for this product. food sources are fatty acids, such as ABC®. Under reducing conditions, the bacteria that degrade chlorinated organics use the chlorinated organics as electron receptors. Natural degradation can be halted by: • Inadequate source of food or electron donors • Inadequate source or type of microorganism • Highly reducing conditions in which competing microorganisms :use the food source with alternative electron acceptors CASE STUDY RESULTS MaeDM Air Force Base MacDill Air Force Base.(MacDill) is located in Tampa, Florida. The base supports the Air. Force Central Command and is approximately 5, 638 acres. It formerly served as a mission training base for F 16 fighter squadrons. Groundwater and soil at the site are 'contaminated with a wide range' of contaminants, including petroleum products, pesticides, munitions; polychlorinated biphenyls, heavy metals, volatile organic compounds, and solvents. The pilot test was completed. at Site 57, which contains trace levels of TCE, plus the anaerobic daughter products including cis- DCE and vinyl chloride (VC). The original TCE at the site has essentially anaerobically decayed, however, cis-DCE and VC levels were stagnant. Extensive geochemical data for Site 57 indicated that the conditions were reducing, but the conditions were not ideal for reduction of cis-DCE and vinyl chloride. Redox Tech formulated ABC® for Site 57 and used hydraulic fracturing to inject ABC®. The goal of the pilot test was to demonstrate. that. ABC® would stimulate degradation of the cis-DCE and vinyl chloride. Redox Tech completed held activities at Site 57 in April 2003. ABC@ solutions were injected near an apparent source zone of the cis-DCE plume, defined as concentrations greater than 700 ppb. The area also had high vinyl chloride concentrations, defined as concentrations greater than 70 ppb. The target interval was a silt, sand and limestone mixture, commonly called limestone mud. ABC® was injected at 18 locations circling monitoring well MWO6A. As shown in Figure 1, the locations hcluded an inner circle of 6 points located 5 to 10 ft from the Well and an outer circle of 12 points located 15 to 20 ,ft from the well. Redox Tech completed the injections with a Geoprobe® using standard 1-1/4 inch rods and a Geoprobe® proprietary injection tool. The injection was completed over a two and one-half day period. The formation fist was hydraulically fractured with the ABC® solution at depth. Fracture initiation pressures were as high as 175 psi in some locations. The desired volume of solution was injected over each interval. Injections proceeded upwards from the bottom of the targeted interval in approximate 3-foot increments. The enhanced biodegradation results from the ABC® injection are shown in Figure 2. Within weeks of injecting ABC®, there was a significant decrease in the observed levels of DCE. In conjuction and as expected, there was a :corresponding increase in the levels of VC; The VC resulted from the anaerobic decay of the DCE. There was also an increase in ethene and ethane levels from the VC being converted to ethene and ethane. After two months, the DCE levels were below the regulatory limit. The VC continued to decrease after the DCE reach non -detect levels. Volatile fatty acid (VFA) analyses were completed during the test. The VFA levels increased after the injection and remained elevated for six months following injection. The site is now being considered for full-scale remediation with injection of ABC®. Conecntrmfion;ppb(microgramsfliter) Figure I. Injection Points and Monitoring Well Locations 1000 900 800 700 600 500 400 300 200 100 cis-DCE '143Etheiie + Ethane Vinyl chloride 120 -100g 6 60 n Li OL c. C — 40 .w •a` 20 O U '.. t"""'`t 0 Nov-02 Dec-02 Jan-03 Feb-03 Mar-03 Apr-03 May-03 Jun-03 Jul-03 Aug-03 Sep-03 Oct-03 Nov-03 Date Figure 2. Monitoring Data from MWO6A A CASE STUDY FOR THE APPLICATION OF ABC® TO STIMULATE_ ANAEROBIC BIODEGRADATION OF TRICHLOROETHANE '(TCA) In May 2005, ABC®'was applied into the overburden and upper weathered bedrock zones at an industrial complex in Stoughton, MA Where elevated concentrations of trichloroethane (TCA) have been reported in groundwater. The original source of contamination appears to associated with past handling practices of TCA. Elevated concentrations of PCE, TCE, cis-DCE and daughter products of TCA, specifically DCA and DCE, have also been reported. Currently, a pump and treat system is in place that recovers and treats groundwater from within the deeper bedrock zone. Anaerobic BioChem (ABC®) was applied at the site to enhance the anaerobic decay of the target contaminants. The area of treatment encompasses approximately _4,000 square feet and targets a saturated thickness of approximately 10 feet within a, glacial till overburden and the'top ofbedrock. Approximately 650 and 1,300 pounds of ABC® were injected into each injection well location targeting the overburden soils; and the upper weathered bedrock zone, respectively. Figure 1 illustrates the injection locations with respect to the current monitoring well network. Injection of ABC® was performed through 3/4-inch diameter PVC wells,constructed with 5-ft long screens. Eleven (11) injection wells were installed in the overburden using a Geoprobe® direct:push drill rig, and four (4) injection wells were installed in the upper bedrock zone using an auger drill rig. ABC® solution was mixed withwater into a fifteen percent by weight solution to increase dispersion during: injection. At injection locations screened within the upper weathered bedrock, a denser solution of ABC® was piepaied so that it would fall finder gravity into the bedrock: The recovery wells that are part of the pump and treat system were allowed to operate to enhance the downward migration of the solution. Due to its chemical makeup and high solubility in water, .no adverse impacts to the pump and treat system would occur if the ABC® solution were recovered by the system. Groundwater samples from monitoring wells were collected approximately five and a half (5.5) months following the application of ABC®. Results from monitoring wells MW-02; MW-45I, and MW-46I are presented in Figure 2. An order of magnitude decrease in concentrations of TCA, PCE, and TCE are evident in samples from monitoring wells MW-2 and MW-461, with nearly a 50% reduction in MW-45I. In fact, TCA concentrations in monitoring well MW-2 decreased from 24,500ppb prior to injections, to 980ppb post ABC® treatment. Increases in DCA concentrations, a daughter product of TCA, were reported in samples from all three Monitoring wells providing evidence that reductive dechlorination of TCA is occurring. In addition, the decreasing concentrations of TCE, and the subsequent increases in cis-1,2-DCE concentrations, a -daughter product of TCE, is evident in monitoring wells MW-02, MW-451, and MW-46I providing further evidence of reductive dechlorination. Another line of evidence suggesting that ABC® has enhanced the reductive dechlorination of TCA and subsequent daughter products is the reported concentrations of chloroethene in wells RW-100 and RW-102 at 152 ppb and 81 ppb, respectively. Chloroethene is a daughter product of DCA and has never been reported in samples collected from within the target area (since 1998). The operation of these recovery wells subsequent to the ABC® application has likely drawn www.redoz-tech.coin those compounds downwardfrom the treatment areas through the bedrock. Full-scale application will be completed at. the site in Spring 2006. / 91'Ll ' \. -!' Rol—tU3 ? sNi hl. i (OLD) '& M -1P ® 0 P,4Y=102(9—' •.- r� rim•-�..-T-��_..=_ ..RI4�-`19,.BR • -101 b_ kfJ-go ® U,!1Y -2 0 =OVERBL)RDEN INJECTION = BEDROCK INJECTION • cvdmia*urai FVEdhld{ mnovc • MW-9- Figure 1. Injection Points and Monitoring Well Locations CONTACT INFORMATION: Steve Markesic Markesic a redox-tech.com Phone: 630-515-1810 www.redox-tech.com mw-ti? a 25003 20003 o 15000 .1= (2) • 10000 o 500) 0 7 Pre-k-jectl on Samples .colectcl on 4/15/05 Tost-Islectin SanplPs eplettPti pri 11/01 /05 . . . , . *Post hjection Sample Collectlon . - • ril1;VD(A 1.31,1-DQE PCE btot &Poo kt 90 o. obo ism c • ou,u a 2500 •E' .2000 1:03 g 1000 MVV-451 ,;. 1Pre4cttonatriptp collt0. 9n 6/10/04 PostIrecionsampIes 0311kted bii 11/02/05 Pro.InJeCtion :••• :1. 1:: ••••• • • ::::: vasim--1:2; : Sample doIJocton „ . 'Post InlectIo0 ci 1.1,14CA r2 .17DC A .1 tiCE oc.ts OtdE ;50 • .• ••,-.• P?Po . isac c O 2uyu •.= 1,11s00 • 1000 o • so? 0 MVy-461 *Pre -Injection sample coltectd on 06/10414 •PcitiriectIon SOrtiplecoiectecipn)iteein6.• , - • , ' • . . . 60riiiitp 6;41001°0 . , • . • • • . . *Post 61JectIon 0 1,1',1-TQA 1,1-DCA , 01 1-DCE cls1,ZDCp pcg, bil'CE • : Figure 2. Monitoring Data www.redox-tech.com APPENDIX 5: DIAGRAMS AND PHOTOGRAPHS OF INJECTION SYSTEM Redox Tech, LLC In -situ Chemical Injection Diagram The following diagram shows how the injection trailer is related to other major elements for insitu chemical injections. The major elements are: 1. The injection trailer 2. Water source 3. Remediation chemical 4. Air compressor 5. Geoprobe direct push rig and tooling 6. Forldift Redox Tech,LLC In -situ Chemical Injection Diagram Water:Source::Fire hydrant -is best (>100 gpm) —© tliodet 185 DPO,1D4n ; .` CaglaryClass 100.3185:. ±DaY.eijrft*id Resat c7B5.con': ;Camptessar1B5CP Dlesol. : .., itYM P�axwC100paIQ. - Powercl Ey Dleael; gOrOpira Ranoa7 60.12Q8610: ?.. wesoht(wt .2130I0s _ .. "Lo alkider OtarOr 130.81n:: nuncialoarcifmwy..60.5 In.?,=• ..ireloOe SSA . iaNill fRAozJaanC.',90024TDlasel'., Redox Tech; LLC. In-sit'u :Chemical Injection "Diagram Chemical tote (330 gal) —.can dispense contents by gravity with forklift or transfer with pumps on trailer. Gravity feed is fastest Forklift —lifting capacity must.be-matched:with type ofcontainerand type based on field conditions. Redox Tech, LLC In -situ: Chemical Injection Diagram Airline from. compressor Fire hydrant .hose Remediaton Chemical. Redox Tech Tniectiiin Trailer Recirculation hose and pressure relief.line: Alternative pump