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HomeMy WebLinkAboutWI0400558_Injection Event Record_20210104ERM NC, Inc. January 18, 2021 Underground Injection Control Program NCDEQ - Division of Water Resources 1636 Mail Service Center Raleigh, North Carolina 27699-1636 Phone: (919) 807-6464 Attention: Shristi R. Shrestha Subject: UIC NOI Injection Event Record (WI0400558) Former Allen-Bradley Facility 465 Airport Road Browns Summit, North Carolina Site ID NONCD0001951 Dear Shristi: On behalf of Rockwell Automation Inc., ERM NC, Inc. (ERM) is submitting this injection event record for a small-scale injection operation for the purpose of groundwater remediation at the referenced site. Site assessment and remediation activities are being conducted as an independent voluntary remedial action in general accordance with the Inactive Hazardous Sites Branch (IHSB) program guidance. A Notice of Intent (NOI) was submitted to the UIC Program in December 2020 for this injection event (Groundwater Remediation Permit WI0400558). On December 8, 2020 ERM received the confirmation of the NOI. The in -situ chemical oxidation injection started on December 14, 2020 and ended on December 19, 2020. A total of 16,925 gallons of sodium permanganate were injected into the subsurface in the mid -plume core area of the contaminant plume. On December 19, at the end of the injection activities, some daylighting of permanganate in groundwater occurred approximately 100 yards from the injection area in a roadside drainage feature. The injection was halted when the daylighting was noticed and the remaining injectate (75 gallons) was neutralized. ERM notified the Guilford County Department of Public Health and the NCDEQ Division of Water Resources Winston-Salem regional office of the permanganate seep and implemented monitoring and mitigation activities. Shuying Wang of the DWR conducted a site visit on December 29. Currently, the 300 West Summit Avenue Suite 330 Charlotte, NC 28207 T: (704) 541-8345 www.erm.com ERM mitigation measures consist of pumping from the seep area and neutralizing the recovered water for transport to a permitted off -site treatment/ disposal facility. As of January 15, approximately 37,279 gallons of permanganate groundwater has been recovered and transported. Monitoring data confirm that the permanganate is degrading readily and dissipates downgradient of the seep. ERM is providing regular progress reports to the Division of Water Resources WSRO to notify them of the status of the on -going seep monitoring and mitigation efforts. Please contact me or Tom Wilson at (704) 541-8345 if you have questions or concerns. Sincerely, Chris Means Project Manager cc: Troy Pfaff, Rockwell, Inc. Project File Well Construction and Abandonment Records WELL CONSTRUCTION RECORD (GW-1) For Internal Use Only: 1. Well Contractor Information: Zachary Poole Well Contractor Name NCWC 4415-C NC Well Contractor Certification Number Redox Tech, LLC Company Name 2. Well Construction Permit #: W 10400558 List all applicable well construction permits (i.e. UIC, County, State, Variance, etc.) 3. Well Use (check well use): Water Supply Well: ❑ Agricultural ❑ Geothermal (Heating/Cooling Supply) ❑ Industrial/Commercial ❑ Irrigation ❑ Municipal/Public ❑ Residential Water Supply (single) ❑ Residential Water Supply (shared) ❑ Wells > 100,000 GPD Non -Water Supply Well: ❑ Monitoring ❑Recovery Injection Well: ❑ Aquifer Recharge ❑ Aquifer Storage and Recovery ❑ Aquifer Test ❑ Experimental Technology ❑ Geothermal (Closed Loop) ❑ Geothermal (Heating/Cooling Return) Groundwater Remediation ❑ Salinity Barrier ❑ Stormwater Drainage ❑Subsidence Control ❑ Tracer ❑ Other (explain under #21 Remarks) 4. Date Well(s) Completed: 12/20/2020 Well ID# 5a. Well Location: Morrisette Paper Company Facility/Owner Name IP-1,2,3,4,5,6,7,8,9,10,11,12 Facility ID# (if applicable) 5925 Summit Ave, Browns Summit, NC 27214 Physical Address, City, and Zip Guilford County Parcel Identification No. (PIN) 5b. Latitude and longitude in degrees/minutes/seconds or decimal degrees: (if well field, one lat/long is sufficient) 36.175074 N-79'7168069 6. Is(are) the well(s): ❑Permanent or EITemporary W 7. Is this a repair to an existing well: ❑Yes or It No If this is a repair, fill out known well construction information and explain the nature of the repair under #21 remarks section or on the back of this form. 8. For Geoprobe/DPT or Closed -Loop Geothermal Wells having the same construction, only 1 GW-1 is needed. Indicate TOTAL NUMBER of wells drilled: 12 9. Total well depth below land surface: 1@47.5';3@35';4@40';2@37.5';1@27.5' (ft.) For multiple wells list all depths if different (example- 3@200' and 2@100) 10. Static water level below top of casing: If water level is above casing, use "+ " 11. Borehole diameter: 1.5 (in.) 12. Well construction method: direct push (ft.) (i.e. auger, rotary, cable, direct push, etc.) FOR WATER SUPPLY WELLS ONLY: 13a. Yield (gpm) Method of test: 13b. Disinfection type: Amount: 14. WATER ZONES FROM TO DESCRIPTION ft. ft. ft. ft. 15. OUTER CASING (for multi -cased wells) OR LINER (if ap licable) FROM TO DIAMETER THICKNESS MATERIAL ft. ft. in. 16. INNER CASING OR TUBING (geothermal closed -loop) FROM TO DIAMETER THICKNESS MATERIAL ft. ft. in. ft. ft. in. 17. SCREEN FROM TO DIAMETER SLOT SIZE THICKNESS MATERIAL ft. ft. in. ft. ft. in. 18. GROUT FROM TO MATERIAL EMPLACEMENT METHOD & AMOUNT ft. ft. ft. ft. ft. ft. 19. SAND/GRAVEL PACK (if applicable) FROM TO MATERIAL EMPLACEMENT METHOD ft. ft. ft. ft. 20. DRILLING LOG (attach additional sheets if necessary) FROM TO DESCRIPTION (color, hardness, soil/rock type, grain size, etc.) ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. 21. REMARKS 22. Certification: Signature of Certified Well Contractor 1/4/2021 Date By signing this form, I hereby certifi, that the well(s) was (were) constructed in accordance with 15,4 NCAC 02C .0100 or 15,4 NCAC 02C .0200 Well Construction Standards and that a copy of this record has been provided to the well owner. 23. Site diagram or additional well details: You may use the back of this page to provide additional well construction info (add 'See Over' in Remarks Box). You may also attach additional pages if necessary. 24. SUBMITTAL INSTRUCTIONS Submit this GW-1 within 30 days of well completion per the following: 24a. For All Wells: Original form to Division of Water Resources (DWR), Information Processing Unit, 1617 MSC, Raleigh, NC 27699-1617 24b. For Injection Wells: Copy to DWR, Underground Injection Control (IUC) Program, 1636 MSC, Raleigh, NC 27699-1636 24c. For Water Supply and Open -Loop Geothermal Return Wells: Copy to the county environmental health department of the county where installed 24d. For Water Wells producing over 100,000 GPD: Copy to DWR, CCPCUA Permit Program, 1611 MSC, Raleigh, NC 27699-1611 Form GW-1 North Carolina Department of Environmental Quality - Division of Water Resources Revised 6-6-2018 WELL ABANDONMENT RECORD For Internal Use ONLY: 1. Well Contractor Information: Zachary Poole Well Contractor Name (or well owner personally abandoning well on his/her property) NCWC 4415-C NC Well Contractor Certification Number Redox Tech, LLC Company Name 2. Well Construction Permit #: W I0400558 List all applicable well construction permits (i.e. UIC, County, State, Variance, etc.) if known 3. Well use (check well use): Water Supply Well: ❑ Agricultural ❑ Geothermal (Heating/Cooling Supply) ❑ Industrial/Commercial ❑ Irrigation ❑ Municipal/Public ❑ Residential Water Supply (single) ❑ Residential Water Supply (shared) Non -Water Supply Well: ❑ Monitoring ❑Recovery Injection Well: ❑ Aquifer Recharge ❑ Aquifer Storage and Recovery ❑ Aquifer Test ❑ Experimental Technology ❑ Geothermal (Closed Loop) ❑ Geothermal (Heating/Cooling Retum) OGroundwater Remediation ❑ Salinity Barrier ❑ Stormwater Drainage ❑ Subsidence Control ❑ Tracer ❑ Other (explain under 7g) 4. Date well(s) abandoned: 12/20/2020 5a. Well location: Morrisette Paper Company Facility/Owner Name Facility ID# (if applicable) 5925 Summit Ave, Browns Summit, NC 27214 Physical Address, City, and Zip Guilford County Parcel Identification No. (PIN) 5b. Latitude and longitude in degrees/minutes/seconds or decimal degrees: (dwell field, one lat/long is sufficient) 36.175074 N 36.175074 CONSTRUCTION DETAILS OF WELL(S) BEING ABANDONED Attach well construction record(s) if available. For multiple injection or non -water supply wells ONLY with the same construction/abandonment, you can submit one form. 6a. Well ID#: IP-1,2,3,4,5,6,7,8,9,10,11,12 47.5,37.5,35,40,40,40.37.5.32.5,35,35 6b. Total well depth: (ft.) 6c. Borehole diameter: 1 ' 5 (in.) 6d. Water level below ground surface: n/a (ft.) 6e. Outer casing length (if known): n/a (ft.) 6f. Inner casing/tubing length (if known): n/a (ft.) 6g. Screen length (if known): n/a (ft.) WELL ABANDONMENT DETAILS 7a. For Geoprobe/DPT or Closed -Loop Geothermal Wells having the same well construction/depth, only 1 GW-30 is needed. Indicate TOTAL NUMBER of wells abandoned: 12 7b. Approximate volume of water remaining in well(s): n/a (gal.) FOR WATER SUPPLY WELLS ONLY: 7c. Type of disinfectant used: 7d. Amount of disinfectant used: 7e. Sealing materials used (check all that apply): ❑ Neat Cement Grout s Bentonite Chips or Pellets ❑ Dry Clay ❑ Drill Cuttings ❑ Gravel ❑ Other (explain under 7g) ❑ Sand Cement Grout ❑ Concrete Grout ❑ Specialty Grout ❑ Bentonite Slurry 7f. For each material selected above, provide amount of materials used: -900 Ibs of bentonite 7g. Provide a brief description of the abandonment procedure: Pulled rods out of the ground, filled with bentonite to surface. Pushed bentonite down 4 ft., filled to roughly 2" above surface and patched with asphalt patch on top 8. Certification: It Signa a of Certified W611 Contractor or Well Owner Date A9•e14.- 1 /4/2021 By signing this form, I hereby certify that the well(s) was (were) abandoned in accordance with 15A NCAC 02C .0100 or 2C .0200 Well Construction Standards and that a copy of this record has been provided to the well owner. 9. Site diagram or additional well details: You may use the back of this page to provide additional well site details or well abandonment details. You may also attach additional pages if necessary. SUBMITTAL INSTRUCTIONS 10a. For All Wells: Submit this form within 30 days of completion of well abandonment to the following: Division of Water Resources, Information Processing Unit, 1617 Mail Service Center, Raleigh, NC 27699-1617 10b. For Iniection Wells: In addition to sending the form to the address in l0a above, also submit one copy of this form within 30 days of completion of well abandonment to the following: Division of Water Resources, Underground Injection Control Program, 1636 Mail Service Center, Raleigh, NC 27699-1636 10c. For Water Supply & Injection Wells: In addition to sending the form to the address(es) above, also submit one copy of this form within 30 days of completion of well abandonment to the county health department of the county where abandoned. Form GW-30 North Carolina Department of Environmental Quality - Division of Water Resources Revised 2-22-2016 INJECTION EVENT RECORDS REDOX TECH, LLC "Providing Innovative In Situ Soil and Groundwater Treatment" Field Summary Report for Brown's Summit, North Carolina Prepared by Zachary Poole on January 4, 2021 Field Contractor Redox Tech, LLC Client ERM Field Lead Kyle Baseley Field Lead Carley Brunton Phone Number 919-395-9709 Phone Number 919-753-7473 Email Address baseley@redox- tech.com Email Address carley.brunton@erm.com Start Date December 14th, 2020 End Date December 19th, 2020 Chemical Sodium Permanganate: 11,470 lbs (3,527 gallons) Injection Points 12 injection points with each point having 3 separate pushes across the total depth, for 36 total dpt points. Brief Narrative Redox Tech was tasked with injecting into 12 dpt locations throughout the parking lot of the Morrisette Paper Company. Each dpt location had 3 total strings pushed to promote equal product distribution through the total injection area, which was 50 feet to 12.5 feet bgs. Redox was able to stage the injection area next to a fire hydrant that was on site and central to the injection points. To mix the sodium permanganate safely, water was first added to the 500-gallon poly tank, then the permanganate was then gravity fed from the tote into the 500- gallon poly tank. Each 500-gallon mix consisted of 402 gallons of water and 98 gallons of permanganate solution. Each point received 1,500 gallons of solution, with 93 gallons of solution being deposited into each interval below ground surface from 50 ft — 12.5 ft. Once each batch was mixed up, using a 2" aro pump, the solution was pumped down to each interval via dpt rods drilled by a 7822. Once completing the required amount of solution at each interval the rods were pulled up to the next interval, until needing to switch to the next string pushed at the injection point location. Once completed, each injection location was sealed up using bentonite, and asphalt/concrete patch applied. Most, if not all injection points, Redox was unable to reach the required depth, and ERM advised to inject the unreachable depths at the refusal point. On the last batch of solution we were injecting, we noticed that the creek that was roughly 100 yards away had some purple color to it. ERM advised us to stop injections and to neutralize the remaining 75 gallons. Figure 1 shows the injection location, and the details regarding the injections are available on the attached excel file. REDOX TECH, LLC "Providing Innovative In Situ Soil and Groundwater Treatment" Figure 1. Injection Location Map for DPT injection Points SITE SERVICES MODEL ERM NC, Inc. FORMER ALLEN-BRADLEY FACILITY ERM BROWNS SUMMIT, NC FIGURE 1 Redox Tech, LLC Field Injec ion Log Location: Browns Summit, NC Chemical: Sodium Permanganate Date: 12/14/2020 Concentration: -11 % wt Injection Trailer: Redox Tech Crew Kyle Baseley, Geoff Ives, Blair Mitchell, Zachary Poole Pump: 2" Versamatic, single diaphram Note Taker: Geoff Ives Date Injection Point Depth Start Time Stop Time Injection Pressure (PSI) Flow Rate GPM Planned Volume Injected Actual Volume Injected Notes (flow change, etc.) 12/14/2020 IP-1 47.5 15:57 17:15 50 1.28 100 100 12/15/2020 IP-1 45 - - - - 100 0 tight formation very low flowrate, pulled up to 42.5 12/15/2020 IP-1 42.5 8:45 9:50 60 3.08 200 200 12/15/2020 IP-1 40 9:50 10:05 50 6.67 100 100 12/15/2020 IP-1 37.5 10:10 10:25 40 6.67 100 100 12/15/2020 IP-1 35 10:44 11:03 40 5.26 100 100 12/15/2020 IP-1 32.5 11:03 11:20 40 5.88 100 100 12/15/2020 IP-1 30 11:29 11:49 40 5.00 100 100 12/15/2020 IP-1 27.5 11:49 12:04 40 6.67 100 100 o-rings leaking stopped to fix leak 12/15/2020 IP-1 25 12:10 12:30 40 5.00 100 100 12/15/2020 IP-1 22.5 13:57 14:15 40 5.56 100 100 daylighted out of previous borehole @ start, plugged old boring 12/15/2020 IP-1 20 14:15 14:34 40 5.26 100 100 12/15/2020 IP-1 17.5 14:34 14:50 40 6.25 100 100 12/15/2020 IP-1 15 14:50 15:02 35 8.33 100 100 12/15/2020 IP-1 12.5 15:02 15:15 30 7.69 100 100 12/15/2020 IP-2 35 15:50 16:08 60 5.56 100 100 12/15/2020 IP-2 32.5 16:08 16:25 50 5.88 100 100 12/15/2020 IP-2 30 16:32 16:46 50 7.14 100 100 12/15/2020 IP-2 27.5 16:46 17:00 50 7.14 100 100 12/15/2020 IP-2 25 17:00 17:15 45 6.67 100 100 12/16/2020 IP-2 37.5 9:10 9:10 >60 #DIV/0! 300 0 refusal, too tight to inject 12/16/2020 IP-2 35 9:14 10:30 50 6.58 500 500 thid was our 2nd attempt to reach 47.5, hit refusal @ 37.5 12/16/2020 IP-2 22.5 10:56 11:10 40 7.14 100 100 12/16/2020 IP-2 20 11:13 11:27 50 7.14 100 100 12/16/2020 IP-2 17.5 11:27 11:43 40 6.25 100 100 12/16/2020 IP-2 15 11:49 12:03 30 7.14 100 100 12/16/2020 IP-2 12.5 12:07 12:20 30 7.69 100 100 12/16/2020 IP-3 35 14:04 14:20 60 12.50 200 200 12/16/2020 IP-3 35 14:35 15:29 60 3.70 200 200 12/16/2020 IP-3 32.5 15:35 15:50 60 6.67 100 100 12/16/2020 IP-3 20 13:56 14:00 30 25.00 100 100 12/16/2020 IP-3 17.5 14:00 14:15 30 6.67 100 100 12/16/2020 IP-3 15 14:23 14:40 30 5.88 100 100 12/16/2020 IP-3 12.5 14:40 14:55 30 6.67 100 100 12/16/2020 IP-3 30 15:01 15:20 60 5.26 100 100 12/16/2020 IP-3 30 15:40 16:12 60 6.25 200 200 12/16/2020 IP-3 27.5 16:30 16:46 40 6.25 100 100 12/16/2020 IP-3 25 16:49 17:03 40 7.14 100 100 12/16/2020 IP-3 22.5 17:05 17:30 35 4.00 100 100 12/16/2020 IP-4 40 16:00 16:16 40 6.25 100 100 12/16/2020 IP-4 40 16:20 16:35 40 6.67 100 100 12/16/2020 IP-4 37.5 16:34 16:43 40 11.11 100 100 12/16/2020 IP-4 35 16:48 17:01 40 7.69 100 100 12/16/2020 IP-4 32.5 17:01 17:15 40 7.14 100 100 12/17/2020 IP-4 30 - - - - 125 0 pulled up to 25 trying to get point out, clogged rod, putting volume at 25 12/17/2020 IP-4 27.5 - - - - 125 0 12/17/2020 IP-4 25 9:18 10:13 40 6.82 375 375 12/17/2020 IP-4 22.5 10:13 10:27 40 8.93 125 125 12/17/2020 IP-4 20 9:08 9:25 45 7.35 125 125 12/17/2020 IP-4 17.5 9:25 9:42 40 7.35 125 125 12/17/2020 IP-4 15 9:59 10:15 35 7.81 125 125 12/17/2020 IP-4 12.5 10:15 10:30 30 8.33 125 125 12/17/2020 IP-6 40 10:48 11:03 40 8.33 125 125 12/17/2020 IP-6 37.5 11:03 11:20 40 7.35 125 125 12/17/2020 IP-6 35 11:27 11:45 35 6.94 125 125 12/17/2020 IP-6 32.5 11:45 12:00 35 8.33 125 125 12/17/2020 IP-6 30 12:16 12:31 55 8.33 125 125 12/17/2020 IP-6 27.5 12:31 12:46 50 8.33 125 125 12/17/2020 IP-6 25 12:53 13:10 50 7.35 125 125 12/17/2020 IP-6 22.5 13:10 13:26 50 7.81 125 125 12/17/2020 IP-6 20 10:50 11:07 45 7.35 125 125 12/17/2020 IP-6 17.5 11:07 11:22 40 8.33 125 125 12/17/2020 IP-6 15 11:32 11:48 35 7.81 125 125 12/17/2020 IP-6 12.5 11:48 12:05 30 7.35 125 125 12/17/2020 IP-5 40 13:58 14:28 60 6.67 200 200 12/17/2020 IP-5 37.5 14:28 14:47 50 5.26 100 100 12/17/2020 IP-5 35 14:43 15:00 50 5.88 100 100 12/17/2020 IP-5 32.5 15:00 15:15 50 6.67 100 100 12/17/2020 IP-5 30 12:16 12:39 55 5.43 125 125 12/17/2020 IP-5 27.5 12:39 13:01 50 5.68 125 125 12/17/2020 IP-5 25 13:05 13:24 50 6.58 125 125 12/17/2020 IP-5 22.5 13:24 13:42 40 6.94 125 125 12/17/2020 IP-5 20 13:56 14:15 45 6.58 125 125 12/17/2020 IP-5 17.5 14:15 14:33 40 6.94 125 125 12/17/2020 IP-5 15 14:44 15:00 30 7.81 125 125 12/17/2020 IP-5 12.5 15:00 15:14 30 8.93 125 125 12/18/2020 IP-7 37.5 9:31 10:20 55 6.12 300 300 12/18/2020 IP-7 35 10:25 10:37 50 8.33 100 100 12/18/2020 IP-7 32.5 10:37 10:54 50 5.88 100 100 12/18/2020 IP-7 30 11:25 11:43 60 6.94 125 125 12/18/2020 IP-7 27.5 11:43 12:04 50 5.95 125 125 12/18/2020 IP-7 25 12:06 12:24 45 6.94 125 125 12/18/2020 IP-7 22.5 12:24 12:41 40 7.35 125 125 12/18/2020 IP-7 20 9:33 9:50 45 7.35 125 125 12/18/2020 IP-7 17.5 9:50 10:07 40 7.35 125 125 12/18/2020 IP-7 15 10:15 10:32 35 7.35 125 125 12/18/2020 IP-7 12.5 10:32 10:47 30 8.33 125 125 12/18/2020 IP-11 40 - - - - 200 0 rods clogged 12/18/2020 IP-11 37.5 - - - - 200 0 12/18/2020 IP-11 35 12:39 13:09 60 8.33 250 250 12/18/2020 IP-11 32.5 13:17 14:00 60 5.81 250 250 12/18/2020 IP-11 30 13:23 13:41 55 6.94 125 125 12/18/2020 IP-11 27.5 13:41 14:00 50 6.58 125 125 12/18/2020 IP-11 25 14:11 14:28 50 7.35 125 125 12/18/2020 IP-11 22.5 14:28 14:41 40 9.62 125 125 12/18/2020 IP-11 20 11:02 11:20 35 6.94 125 125 12/18/2020 IP-11 17.5 11:20 11:36 30 7.81 125 125 12/18/2020 IP-11 15 11:47 12:04 30 7.35 125 125 12/18/2020 IP-11 12.5 12:04 12:19 30 8.33 125 125 12/18/2020 IP-9 35 15:10 15:56 55 8.70 400 400 12/18/2020 IP-9 32.5 15:56 16:13 40 5.88 100 100 12/18/2020 IP-9 30 15:45 16:01 50 7.81 125 125 12/18/2020 IP-9 27.5 16:01 16:18 40 7.35 125 125 12/18/2020 IP-9 25 16:26 16:41 35 8.33 125 125 12/18/2020 IP-9 22.5 16:41 16:57 30 7.81 125 125 12/18/2020 IP-9 20 14:11 14:28 40 7.35 125 125 12/18/2020 IP-9 17.5 14:28 14:40 35 10.42 125 125 12/18/2020 IP-9 15 15:08 15:25 30 7.35 125 125 12/18/2020 IP-9 12.5 15:25 15:39 25 8.93 125 125 12/19/2020 IP-8 32.5 9:25 10:20 60 9.09 500 500 12/19/2020 IP-8 30 10:42 10:55 55 9.62 125 125 12/19/2020 IP-8 27.5 10:55 11:10 50 8.33 125 125 12/19/2020 IP-8 25 11:20 11:35 50 8.33 125 125 12/19/2020 IP-8 22.5 11:35 11:46 50 11.36 125 125 12/19/2020 IP-8 20 9:30 9:46 40 7.81 125 125 12/19/2020 IP-8 17.5 9:46 9:58 40 10.42 125 125 12/19/2020 IP-8 15 10:00 10:14 40 8.93 125 125 12/19/2020 IP-8 12.5 10:14 10:30 35 7.81 125 125 12/19/2020 IP-12 35 12:11 12:45 50 7.35 250 250 12/19/2020 IP-12 32.5 12:54 13:25 50 8.06 250 250 12/19/2020 IP-12 30 10:42 10:55 55 9.62 125 125 12/19/2020 IP-12 27.5 10:55 11:10 50 8.33 125 125 12/19/2020 IP-12 25 11:24 11:42 45 6.94 125 125 12/19/2020 IP-12 22.5 11:42 11:59 45 7.35 125 125 12/19/2020 IP-12 20 12:16 12:33 40 7.35 125 125 12/19/2020 IP-12 17.5 12:33 12:46 35 9.62 125 125 12/19/2020 IP-12 15 12:52 13:09 35 7.35 125 125 12/19/2020 IP-12 12.5 13:09 13:25 30 7.81 125 125 12/19/2020 IP-10 27.5 13:50 14:30 60 6.25 250 250 12/19/2020 IP-10 25 14:37 15:10 55 7.58 250 250 12/19/2020 IP-10 22.5 15:19 15:39 40 12.50 250 250 12/19/2020 IP-10 20 15:39 16:01 40 11.36 250 250 12/19/2020 IP-10 17.5 13:51 14:00 40 11.11 250 100 diaphragm started leaking on one on the versamatics, down to 1 pump 12/19/2020 I P-10 17.5 16:35 16:50 40 10.00 150 150 12/19/2020 IP-10 15 16:50 17:16 35 4.81 125 125 12/19/2020 I P-10 12.5 17:16 17:32 35 3.13 125 50 daylighting into creek >100 yards away, client did not want to inject anything else in the ground, neutralized remaining —75 gal permanganate solution total volme = 17925 FIGURE ERM NC, Inc. ERM INJECTION LAYOUT DEC. 2020 FORMER ALLEN-BRADLEY FACILITY BROWNS SUMMIT, NC FIGURE 1