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HomeMy WebLinkAboutWA-27757_47070_CA_RPTS_20200504_SOILRPT 3502 Hayes Road • Monroe, North Carolina 28110 113 West Firetower Road, Suite G • Winterville, North Carolina 28590 Phone (704) 845-4010 • (888) 870-4133 • Fax (704) 845-4012 Engineering Certification: C-2727 • Geology Certification: C-127 May 4, 2020 Mr. Jeff Welti North Carolina Department of Environmental Quality Washington Regional Office 943 Washington Square Mall Washington, North Carolina 27889 Re: April 2020 Soil Sampling Community Store #2 871 NC Highway 102 E Ayden, Pitt County Incident No. Pending GRI Project No. 5353 Dear Mr. Welti, Geological Resources, Inc. (GRI) presents this information to document the results of soil samples collected in the vicinity of the former UST basin for the above referenced site (Figure 1). These activities were conducted as a follow-up to the February 2020 removal of two 4,000-gallon gasoline and one 4,000-gallon diesel USTs. Please find enclosed the applicable site location map, site map, soil sample location map and laboratory report for the above referenced site. On April 21, 2020, fifteen soil samples (SS-1 through SS-15) were collected along the estimated perimeter of the former UST excavation. Wet soil was encountered at approximately 2 feet below grade. All soil samples were collected at approximately 1.5 feet below grade and were submitted for laboratory analyses of gasoline-range and diesel-range Total Petroleum Hydrocarbons (TPH-GRO and TPH-DRO). Concentrations of requested method constituents that exceeded the Regulatory Action Levels were reported in the soil samples collected from SS-3, SS-4, SS-8, SS-13, SS-14 and SS-15. Since a Notice of Residual Petroleum for soil has already been recorded for the site, no contaminant specific soil samples were collected. Please do not hesitate to contact the undersigned at (704) 845-4010 if you have any questions or require additional information. Community Store #2 April 2020 Soil Sampling Page 2 of 2 3502 Hayes Road • Monroe, North Carolina 28110 113 West Firetower Road, Suite G • Winterville, North Carolina 28590 Phone (704) 845-4010 • (888) 870-4133 • Fax (704) 845-4012 Engineering Certification: C-2727 • Geology Certification: C-127 Sincerely, William L. Regenthal, P.G. Project Manager Enclosures: Site Location Map, Site Map, Soil Sample Location Map and Laboratory Report cc: file SITE LOCATION Figure 1 Site Location Community Store #2 (Sak’s Convenience Mart) 871 NC Highway 102 East, Pitt County, NC Incident No. 20331 GRI Project No. 5353 500 M 2000 FT Date: 05/02/2020 Location: 35.471105° N -77.404109° W D a d 04/29/20 Technical Report for GRI (Geological Resources Inc.) Community Store 2; Ayden, NC 5353 SGS Job Number: FA74412 Sampling Date: 04/21/20 Report to: GRI 3502 Hayes Rd Monroe, NC 28110 wlr@geologicalresourcesinc.com; carriekennedy@geologicalresourcesinc.com; jjr@geologicalresourcesinc.com; nml@geologicalresourcesinc.com ATTN: William Regenthall Total number of pages in report: Certifications: FL(E83510), LA(03051), KS(E-10327), IL(200063), NC(573), NJ(FL002), NY(12022), SC(96038001) DoD ELAP(ANAB L2229), AZ(AZ0806), CA(2937), TX(T104704404), PA(68-03573), VA(460177), AK, AR, IA, KY, MA, MS, ND, NH, NV, OK, OR, UT, WA, WV This report shall not be reproduced, except in its entirety, without the written approval of SGS. Test results relate only to samples analyzed. SGS North America Inc. • 4405 Vineland Road • Suite C-15 • Orlando, FL 32811 • tel: 407-425-6700 • fax: 407-425-0707 Test results contained within this data package meet the requirements of the National Environmental Laboratory Accreditation Program and/or state specific certification programs as applicable. Client Service contact: Muna Mohammed 407-425-6700 Caitlin Brice, M.S. General Manager Orlando, FL 04/29/20 e-Hardcopy 2.0 Automated Report 52 SGS is the sole authority for authorizing edits or modifications to this document. Unauthorized modification of this report is strictly prohibited. Review standard terms at: http://www.sgs.com/en/terms-and-conditions The results set forth herein are provided by SGS North America Inc. Please share your ideas about how we can serve you better at: EHS.US.CustomerCare@sgs.com 1 of 52 FA74412 Table of Contents -1- Sections: Section 1: Sample Summary ...................................................................................................3 Section 2: Summary of Hits ....................................................................................................5 Section 3: Sample Results ........................................................................................................7 3.1: FA74412-1: SS-1 ..........................................................................................................8 3.2: FA74412-2: SS-2 ..........................................................................................................10 3.3: FA74412-3: SS-3 ..........................................................................................................12 3.4: FA74412-4: SS-4 ..........................................................................................................14 3.5: FA74412-5: SS-5 ..........................................................................................................16 3.6: FA74412-6: SS-6 ..........................................................................................................18 3.7: FA74412-7: SS-7 ..........................................................................................................20 3.8: FA74412-8: SS-8 ..........................................................................................................22 3.9: FA74412-9: SS-9 ..........................................................................................................24 3.10: FA74412-10: SS-10 ....................................................................................................26 3.11: FA74412-11: SS-11 .....................................................................................................28 3.12: FA74412-12: SS-12 ....................................................................................................30 3.13: FA74412-13: SS-13 ....................................................................................................32 3.14: FA74412-14: SS-14 ....................................................................................................34 3.15: FA74412-15: SS-15 ....................................................................................................36 Section 4: Misc. Forms ............................................................................................................38 4.1: Chain of Custody ...........................................................................................................39 Section 5: GC Volatiles - QC Data Summaries .....................................................................42 5.1: Method Blank Summary ................................................................................................43 5.2: Blank Spike Summary ...................................................................................................45 5.3: Matrix Spike/Matrix Spike Duplicate Summary ...........................................................47 Section 6: GC/LC Semi-volatiles - QC Data Summaries .....................................................49 6.1: Method Blank Summary ................................................................................................50 6.2: Blank Spike Summary ...................................................................................................51 6.3: Matrix Spike/Matrix Spike Duplicate Summary ...........................................................52 1234562 of 52 FA74412 SGS North America Inc. Sample Summary GRI (Geological Resources Inc.) Job No:FA74412 Community Store 2; Ayden, NC Project No: 5353 Sample Collected Matrix Client Number Date Time By Received Code Type Sample ID This report contains results reported as ND = Not detected. The following applies: Organics ND = Not detected above the MDL FA74412-1 04/21/20 09:11 WR 04/22/20 SO Soil SS-1 FA74412-2 04/21/20 09:21 WR 04/22/20 SO Soil SS-2 FA74412-3 04/21/20 09:23 WR 04/22/20 SO Soil SS-3 FA74412-4 04/21/20 09:28 WR 04/22/20 SO Soil SS-4 FA74412-5 04/21/20 09:30 WR 04/22/20 SO Soil SS-5 FA74412-6 04/21/20 09:33 WR 04/22/20 SO Soil SS-6 FA74412-7 04/21/20 09:39 WR 04/22/20 SO Soil SS-7 FA74412-8 04/21/20 09:41 WR 04/22/20 SO Soil SS-8 FA74412-9 04/21/20 09:43 WR 04/22/20 SO Soil SS-9 FA74412-10 04/21/20 09:50 WR 04/22/20 SO Soil SS-10 FA74412-11 04/21/20 09:52 WR 04/22/20 SO Soil SS-11 FA74412-12 04/21/20 09:55 WR 04/22/20 SO Soil SS-12 Soil samples reported on a dry weight basis unless otherwise indicated on result page. 3 of 52 FA744121 SGS North America Inc. Sample Summary (continued) GRI (Geological Resources Inc.) Job No:FA74412 Community Store 2; Ayden, NC Project No: 5353 Sample Collected Matrix Client Number Date Time By Received Code Type Sample ID FA74412-13 04/21/20 09:59 WR 04/22/20 SO Soil SS-13 FA74412-14 04/21/20 10:01 WR 04/22/20 SO Soil SS-14 FA74412-15 04/21/20 10:04 WR 04/22/20 SO Soil SS-15 Soil samples reported on a dry weight basis unless otherwise indicated on result page. 4 of 52 FA744121 Summary of Hits Page 1 of 2 Job Number:FA74412 Account:GRI (Geological Resources Inc.) Project:Community Store 2; Ayden, NC Collected:04/21/20 Lab Sample ID Client Sample ID Result/ Analyte Qual RL MDL Units Method FA74412-1 SS-1 TPH-GRO (C6-C10)17.5 6.4 3.2 mg/kg SW846 8015C TPH (C10-C28)6.02 6.0 3.0 mg/kg SW846 8015C FA74412-2 SS-2 TPH (C10-C28)6.51 5.7 2.8 mg/kg SW846 8015C FA74412-3 SS-3 TPH-GRO (C6-C10)118 29 15 mg/kg SW846 8015C TPH (C10-C28) a 44.5 5.7 2.8 mg/kg SW846 8015C FA74412-4 SS-4 TPH-GRO (C6-C10)161 28 14 mg/kg SW846 8015C TPH (C10-C28) a 32.8 5.9 2.9 mg/kg SW846 8015C FA74412-5 SS-5 TPH (C10-C28) a 24.2 5.5 2.8 mg/kg SW846 8015C FA74412-6 SS-6 TPH-GRO (C6-C10)3.93 J 6.1 3.1 mg/kg SW846 8015C TPH (C10-C28) a 8.98 5.5 2.8 mg/kg SW846 8015C FA74412-7 SS-7 TPH (C10-C28)8.92 5.8 2.9 mg/kg SW846 8015C FA74412-8 SS-8 TPH-GRO (C6-C10)276 60 30 mg/kg SW846 8015C TPH (C10-C28) a 70.3 5.8 2.9 mg/kg SW846 8015C FA74412-9 SS-9 TPH (C10-C28)9.33 5.6 2.8 mg/kg SW846 8015C FA74412-10 SS-10 TPH (C10-C28)4.08 J 5.6 2.8 mg/kg SW846 8015C 5 of 52 FA744122 Summary of Hits Page 2 of 2 Job Number:FA74412 Account:GRI (Geological Resources Inc.) Project:Community Store 2; Ayden, NC Collected:04/21/20 Lab Sample ID Client Sample ID Result/ Analyte Qual RL MDL Units Method FA74412-11 SS-11 TPH (C10-C28)3.70 J 5.4 2.7 mg/kg SW846 8015C FA74412-12 SS-12 TPH (C10-C28)3.33 J 5.9 2.9 mg/kg SW846 8015C FA74412-13 SS-13 TPH-GRO (C6-C10)4840 1000 510 mg/kg SW846 8015C TPH (C10-C28)464 110 56 mg/kg SW846 8015C FA74412-14 SS-14 TPH-GRO (C6-C10)351 58 29 mg/kg SW846 8015C TPH (C10-C28) a 27.2 5.8 2.9 mg/kg SW846 8015C FA74412-15 SS-15 TPH-GRO (C6-C10)8800 1200 590 mg/kg SW846 8015C TPH (C10-C28)490 120 58 mg/kg SW846 8015C (a) Petroleum hydrocarbon pattern extends beyond C28. 6 of 52 FA744122 SGS North America Inc. Sample Results Report of Analysis Orlando, FL Section 3 7 of 52 FA744123 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-1 Lab Sample ID:FA74412-1 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:83.2 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1438.D 1 04/24/20 15:38 SH n/a n/a G1U74 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 5.54 g 5.0 ml 100 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)17.5 6.4 3.2 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 140%56-149% 98-08-8 aaa-Trifluorotoluene 89%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 8 of 52 FA7441233.1 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-1 Lab Sample ID:FA74412-1 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:83.2 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24322.D 1 04/27/20 19:30 SJL 04/27/20 15:00 OP79951 GWW994 Run #2 Initial Weight Final Volume Run #1 20.0 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28)6.02 6.0 3.0 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 82%56-122% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 9 of 52 FA7441233.1 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-2 Lab Sample ID:FA74412-2 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:87.2 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1439.D 1 04/24/20 16:10 SH n/a n/a G1U74 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 5.45 g 5.0 ml 100 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)ND 6.0 3.0 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 74%56-149% 98-08-8 aaa-Trifluorotoluene 84%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 10 of 52 FA7441233.2 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-2 Lab Sample ID:FA74412-2 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:87.2 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24325.D 1 04/27/20 21:25 SJL 04/27/20 15:00 OP79951 GWW994 Run #2 Initial Weight Final Volume Run #1 20.2 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28)6.51 5.7 2.8 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 100%56-122% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 11 of 52 FA7441233.2 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-3 Lab Sample ID:FA74412-3 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:88.2 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1495.D 1 04/28/20 11:40 SH n/a n/a G1U77 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 5.51 g 5.0 ml 20.0 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)118 29 15 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 116%56-149% 98-08-8 aaa-Trifluorotoluene 90%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 12 of 52 FA7441233.3 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-3 Lab Sample ID:FA74412-3 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:88.2 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24345.D 1 04/28/20 14:12 SJL 04/27/20 15:00 OP79951 GWW995 Run #2 Initial Weight Final Volume Run #1 20.0 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28) a 44.5 5.7 2.8 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 99%56-122% (a) Petroleum hydrocarbon pattern extends beyond C28. ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 13 of 52 FA7441233.3 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-4 Lab Sample ID:FA74412-4 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:85.0 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1496.D 1 04/28/20 12:12 SH n/a n/a G1U77 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 6.32 g 5.0 ml 20.0 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)161 28 14 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 102%56-149% 98-08-8 aaa-Trifluorotoluene 91%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 14 of 52 FA7441233.4 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-4 Lab Sample ID:FA74412-4 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:85.0 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24346.D 1 04/28/20 14:51 SJL 04/27/20 15:00 OP79951 GWW995 Run #2 Initial Weight Final Volume Run #1 20.1 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28) a 32.8 5.9 2.9 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 90%56-122% (a) Petroleum hydrocarbon pattern extends beyond C28. ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 15 of 52 FA7441233.4 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-5 Lab Sample ID:FA74412-5 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:89.8 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1442.D 1 04/24/20 17:47 SH n/a n/a G1U74 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 5.35 g 5.0 ml 100 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)ND 5.8 2.9 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 84%56-149% 98-08-8 aaa-Trifluorotoluene 89%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 16 of 52 FA7441233.5 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-5 Lab Sample ID:FA74412-5 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:89.8 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24328.D 1 04/27/20 23:20 SJL 04/27/20 15:00 OP79951 GWW994 Run #2 Initial Weight Final Volume Run #1 20.1 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28) a 24.2 5.5 2.8 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 94%56-122% (a) Petroleum hydrocarbon pattern extends beyond C28. ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 17 of 52 FA7441233.5 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-6 Lab Sample ID:FA74412-6 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:89.4 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1443.D 1 04/24/20 18:19 SH n/a n/a G1U74 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 5.07 g 5.0 ml 100 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)3.93 6.1 3.1 mg/kg J CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 79%56-149% 98-08-8 aaa-Trifluorotoluene 86%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 18 of 52 FA7441233.6 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-6 Lab Sample ID:FA74412-6 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:89.4 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24329.D 1 04/27/20 23:59 SJL 04/27/20 15:00 OP79951 GWW994 Run #2 Initial Weight Final Volume Run #1 20.2 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28) a 8.98 5.5 2.8 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 94%56-122% (a) Petroleum hydrocarbon pattern extends beyond C28. ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 19 of 52 FA7441233.6 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-7 Lab Sample ID:FA74412-7 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:84.6 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1444.D 1 04/24/20 18:51 SH n/a n/a G1U74 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 5.14 g 5.0 ml 100 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)ND 6.7 3.3 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 74%56-149% 98-08-8 aaa-Trifluorotoluene 87%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 20 of 52 FA7441233.7 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-7 Lab Sample ID:FA74412-7 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:84.6 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24332.D 1 04/28/20 01:54 SJL 04/27/20 15:00 OP79951 GWW994 Run #2 Initial Weight Final Volume Run #1 20.3 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28)8.92 5.8 2.9 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 88%56-122% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 21 of 52 FA7441233.7 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-8 Lab Sample ID:FA74412-8 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:85.9 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1497.D 1 04/28/20 12:44 SH n/a n/a G1U77 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 5.59 g 5.0 ml 10.0 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)276 60 30 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 105%56-149% 98-08-8 aaa-Trifluorotoluene 91%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 22 of 52 FA7441233.8 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-8 Lab Sample ID:FA74412-8 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:85.9 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24333.D 1 04/28/20 02:32 SJL 04/27/20 15:00 OP79951 GWW994 Run #2 Initial Weight Final Volume Run #1 20.2 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28) a 70.3 5.8 2.9 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 86%56-122% (a) Petroleum hydrocarbon pattern extends beyond C28. ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 23 of 52 FA7441233.8 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-9 Lab Sample ID:FA74412-9 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:88.7 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1448.D 1 04/24/20 21:00 SH n/a n/a G1U74 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 5.55 g 5.0 ml 100 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)ND 5.7 2.9 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 76%56-149% 98-08-8 aaa-Trifluorotoluene 88%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 24 of 52 FA7441233.9 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-9 Lab Sample ID:FA74412-9 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:88.7 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24334.D 1 04/28/20 03:10 SJL 04/27/20 15:00 OP79951 GWW994 Run #2 Initial Weight Final Volume Run #1 20.0 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28)9.33 5.6 2.8 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 99%56-122% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 25 of 52 FA7441233.9 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-10 Lab Sample ID:FA74412-10 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:89.2 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1449.D 1 04/24/20 21:32 SH n/a n/a G1U74 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 4.72 g 5.0 ml 100 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)ND 6.5 3.3 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 74%56-149% 98-08-8 aaa-Trifluorotoluene 88%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 26 of 52 FA7441233.10 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-10 Lab Sample ID:FA74412-10 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:89.2 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24335.D 1 04/28/20 03:48 SJL 04/27/20 15:00 OP79951 GWW994 Run #2 Initial Weight Final Volume Run #1 20.0 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28)4.08 5.6 2.8 mg/kg J CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 102%56-122% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 27 of 52 FA7441233.10 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-11 Lab Sample ID:FA74412-11 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:91.0 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1450.D 1 04/24/20 22:05 SH n/a n/a G1U74 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 5.27 g 5.0 ml 100 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)ND 5.7 2.9 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 74%56-149% 98-08-8 aaa-Trifluorotoluene 89%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 28 of 52 FA7441233.11 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-11 Lab Sample ID:FA74412-11 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:91.0 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24336.D 1 04/28/20 04:27 SJL 04/27/20 15:00 OP79951 GWW994 Run #2 Initial Weight Final Volume Run #1 20.3 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28)3.70 5.4 2.7 mg/kg J CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 90%56-122% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 29 of 52 FA7441233.11 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-12 Lab Sample ID:FA74412-12 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:85.2 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1451.D 1 04/24/20 22:37 SH n/a n/a G1U74 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 6.17 g 5.0 ml 100 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)ND 5.6 2.8 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 80%56-149% 98-08-8 aaa-Trifluorotoluene 87%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 30 of 52 FA7441233.12 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-12 Lab Sample ID:FA74412-12 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:85.2 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24337.D 1 04/28/20 05:05 SJL 04/27/20 15:00 OP79951 GWW994 Run #2 Initial Weight Final Volume Run #1 20.0 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28)3.33 5.9 2.9 mg/kg J CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 88%56-122% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 31 of 52 FA7441233.12 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-13 Lab Sample ID:FA74412-13 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:88.0 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1498.D 20 04/28/20 13:17 SH n/a n/a G1U77 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 6.46 g 5.0 ml 10.0 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)4840 1000 510 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 89%56-149% 98-08-8 aaa-Trifluorotoluene 89%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 32 of 52 FA7441233.13 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-13 Lab Sample ID:FA74412-13 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:88.0 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24347.D 20 04/28/20 15:30 SJL 04/27/20 15:00 OP79951 GWW995 Run #2 Initial Weight Final Volume Run #1 20.2 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28)464 110 56 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 0% a 56-122% (a) Outside control limits due to dilution. ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 33 of 52 FA7441233.13 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-14 Lab Sample ID:FA74412-14 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:85.5 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1499.D 1 04/28/20 13:49 SH n/a n/a G1U77 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 5.88 g 5.0 ml 10.0 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)351 58 29 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 104%56-149% 98-08-8 aaa-Trifluorotoluene 90%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 34 of 52 FA7441233.14 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-14 Lab Sample ID:FA74412-14 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:85.5 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24348.D 1 04/28/20 16:09 SJL 04/27/20 15:00 OP79951 GWW995 Run #2 Initial Weight Final Volume Run #1 20.1 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28) a 27.2 5.8 2.9 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 94%56-122% (a) Petroleum hydrocarbon pattern extends beyond C28. ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 35 of 52 FA7441233.14 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-15 Lab Sample ID:FA74412-15 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C Percent Solids:84.8 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 1U1500.D 20 04/28/20 14:21 SH n/a n/a G1U77 Run #2 Initial Weight Final Volume Methanol Aliquot Run #1 5.84 g 5.0 ml 10.0 ul Run #2 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)8800 1200 590 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 460-00-4 4-Bromofluorobenzene 97%56-149% 98-08-8 aaa-Trifluorotoluene 92%66-132% ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 36 of 52 FA7441233.15 SGS North America Inc. Report of Analysis Page 1 of 1 Client Sample ID:SS-15 Lab Sample ID:FA74412-15 Date Sampled:04/21/20 Matrix:SO - Soil Date Received:04/22/20 Method:SW846 8015C SW846 3546 Percent Solids:84.8 Project:Community Store 2; Ayden, NC File ID DF Analyzed By Prep Date Prep Batch Analytical Batch Run #1 WW24349.D 20 04/28/20 16:49 SJL 04/27/20 15:00 OP79951 GWW995 Run #2 Initial Weight Final Volume Run #1 20.2 g 1.0 ml Run #2 CAS No.Compound Result RL MDL Units Q TPH (C10-C28)490 120 58 mg/kg CAS No.Surrogate Recoveries Run# 1 Run# 2 Limits 84-15-1 o-Terphenyl 0% a 56-122% (a) Outside control limits due to dilution. ND = Not detected MDL = Method Detection Limit J = Indicates an estimated value RL = Reporting Limit B = Indicates analyte found in associated method blank E = Indicates value exceeds calibration range N = Indicates presumptive evidence of a compound 37 of 52 FA7441233.15 SGS North America Inc. Misc. Forms Custody Documents and Other Forms Includes the following where applicable: • Chain of Custody Orlando, FL Section 4 38 of 52 FA744124 FA74412: Chain of Custody Page 1 of 3 39 of 52 FA7441244.1 FA74412: Chain of Custody Page 2 of 3 40 of 52 FA7441244.1 Job Number:FA74412 Client:GRI Date / Time Received:4/22/2020 9:45:00 AM Delivery Method:FED EX Project:5353 Airbill #'s:1001891773160003281100100963780579 Cooler Information 1. Custody Seals Present 2. Custody Seals Intact 4. Cooler temp verification 3. Temp criteria achieved 5. Cooler media IR Gun Ice (Bag) Trip Blank Information 1. Trip Blank present / cooler 2. Trip Blank listed on COC 2. Samples preserved properly Sample Information 1. Sample labels present on bottles 5. Sample recvd within HT 4. Condition of sample 3. Sufficient volume/containers recvd for analysis: Intact Comments SM001Rev. Date 05/24/17 SGS Sample Receipt Summary Cooler Temps (Raw Measured) °C: Cooler Temps (Corrected) °C: Cooler 1: (4.8); Cooler 1: (4.0); 3. Type Of TB Received W or S N/A 6. Dates/Times/IDs on COC match Sample Label 7. VOCs have headspace 8. Bottles received for unspecified tests 9. Compositing instructions clear 10. Voa Soil Kits/Jars received past 48hrs? 11. % Solids Jar received? Misc. Information 25-Gram 5-GramNumber of Encores:15Number of 5035 Field Kits:Number of Lab Filtered Metals: Test Strip Lot #s:pH 0-3 230315 pH 10-12 219813A Other: (Specify) Y or N N/A Y or N Therm ID:IR 1; Therm CF:-0.8; # of Coolers:1 Y or N N/A 12. Residual Chlorine Present? Residual Chlorine Test Strip Lot #: Technician:Reviewer:SHAYLAP Date:Date:4/22/2020 9:45:00 AM FA74412: Chain of Custody Page 3 of 3 41 of 52 FA7441244.1 SGS North America Inc. GC Volatiles QC Data Summaries Includes the following where applicable: • Method Blank Summaries • Blank Spike Summaries • Matrix Spike and Duplicate Summaries Orlando, FL Section 5 42 of 52 FA744125 Method Blank Summary Page 1 of 1 Job Number:FA74412 Account:GRINCC GRI (Geological Resources Inc.) Project:Community Store 2; Ayden, NC Sample File ID DF Analyzed By Prep Date Prep Batch Analytical Batch G1U74-MB 1U1437.D 1 04/24/20 SH n/a n/a G1U74 The QC reported here applies to the following samples:Method: SW846 8015C FA74412-1, FA74412-2, FA74412-5, FA74412-6, FA74412-7, FA74412-9, FA74412-10, FA74412-11, FA74412-12 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)ND 5.0 2.5 mg/kg CAS No.Surrogate Recoveries Limits 460-00-4 4-Bromofluorobenzene 67%56-149% 98-08-8 aaa-Trifluorotoluene 81%66-132% 43 of 52 FA7441255.1.1 Method Blank Summary Page 1 of 1 Job Number:FA74412 Account:GRINCC GRI (Geological Resources Inc.) Project:Community Store 2; Ayden, NC Sample File ID DF Analyzed By Prep Date Prep Batch Analytical Batch G1U77-MB 1U1494.D 1 04/28/20 SH n/a n/a G1U77 The QC reported here applies to the following samples:Method: SW846 8015C FA74412-3, FA74412-4, FA74412-8, FA74412-13, FA74412-14, FA74412-15 CAS No.Compound Result RL MDL Units Q TPH-GRO (C6-C10)ND 5.0 2.5 mg/kg CAS No.Surrogate Recoveries Limits 460-00-4 4-Bromofluorobenzene 65%56-149% 98-08-8 aaa-Trifluorotoluene 82%66-132% 44 of 52 FA7441255.1.2 Blank Spike Summary Page 1 of 1 Job Number:FA74412 Account:GRINCC GRI (Geological Resources Inc.) Project:Community Store 2; Ayden, NC Sample File ID DF Analyzed By Prep Date Prep Batch Analytical Batch G1U74-BS 1U1436.D 1 04/24/20 SH n/a n/a G1U74 The QC reported here applies to the following samples:Method: SW846 8015C FA74412-1, FA74412-2, FA74412-5, FA74412-6, FA74412-7, FA74412-9, FA74412-10, FA74412-11, FA74412-12 Spike BSP BSP CAS No.Compound mg/kg mg/kg %Limits TPH-GRO (C6-C10)20 19.4 97 74-128 CAS No.Surrogate Recoveries BSP Limits 460-00-4 4-Bromofluorobenzene 83%56-149% 98-08-8 aaa-Trifluorotoluene 88%66-132% * = Outside of Control Limits. 45 of 52 FA7441255.2.1 Blank Spike Summary Page 1 of 1 Job Number:FA74412 Account:GRINCC GRI (Geological Resources Inc.) Project:Community Store 2; Ayden, NC Sample File ID DF Analyzed By Prep Date Prep Batch Analytical Batch G1U77-BS 1U1493.D 1 04/28/20 SH n/a n/a G1U77 The QC reported here applies to the following samples:Method: SW846 8015C FA74412-3, FA74412-4, FA74412-8, FA74412-13, FA74412-14, FA74412-15 Spike BSP BSP CAS No.Compound mg/kg mg/kg %Limits TPH-GRO (C6-C10)20 18.2 91 74-128 CAS No.Surrogate Recoveries BSP Limits 460-00-4 4-Bromofluorobenzene 75%56-149% 98-08-8 aaa-Trifluorotoluene 88%66-132% * = Outside of Control Limits. 46 of 52 FA7441255.2.2 Matrix Spike/Matrix Spike Duplicate Summary Page 1 of 1 Job Number:FA74412 Account:GRINCC GRI (Geological Resources Inc.) Project:Community Store 2; Ayden, NC Sample File ID DF Analyzed By Prep Date Prep Batch Analytical Batch FA74412-1MS 1U1455.D 1 04/25/20 SH n/a n/a G1U74 FA74412-1MSD 1U1456.D 1 04/25/20 SH n/a n/a G1U74 FA74412-1 1U1438.D 1 04/24/20 SH n/a n/a G1U74 The QC reported here applies to the following samples:Method: SW846 8015C FA74412-1, FA74412-2, FA74412-5, FA74412-6, FA74412-7, FA74412-9, FA74412-10, FA74412-11, FA74412-12 FA74412-1 Spike MS MS Spike MSD MSD Limits CAS No.Compound mg/kg Q mg/kg mg/kg %mg/kg mg/kg %RPD Rec/RPD TPH-GRO (C6-C10)17.5 25.7 39.9 87 25.7 39.4 85 1 74-128/17 CAS No.Surrogate Recoveries MS MSD FA74412-1 Limits 460-00-4 4-Bromofluorobenzene 133%129%140%56-149% 98-08-8 aaa-Trifluorotoluene 96%94%89%66-132% * = Outside of Control Limits. 47 of 52 FA7441255.3.1 Matrix Spike/Matrix Spike Duplicate Summary Page 1 of 1 Job Number:FA74412 Account:GRINCC GRI (Geological Resources Inc.) Project:Community Store 2; Ayden, NC Sample File ID DF Analyzed By Prep Date Prep Batch Analytical Batch FA74417-1AMS 1U1502.D 1 04/28/20 SH n/a n/a G1U77 FA74417-1AMSD 1U1503.D 1 04/28/20 SH n/a n/a G1U77 FA74417-1A 1U1501.D 1 04/28/20 SH n/a n/a G1U77 The QC reported here applies to the following samples:Method: SW846 8015C FA74412-3, FA74412-4, FA74412-8, FA74412-13, FA74412-14, FA74412-15 FA74417-1A Spike MS MS Spike MSD MSD Limits CAS No.Compound mg/kg Q mg/kg mg/kg %mg/kg mg/kg %RPD Rec/RPD TPH-GRO (C6-C10)ND 13.7 14.1 103 13.7 14.3 104 1 74-128/17 CAS No.Surrogate Recoveries MS MSD FA74417-1A Limits 460-00-4 4-Bromofluorobenzene 76%81%69%56-149% 98-08-8 aaa-Trifluorotoluene 87%89%84%66-132% * = Outside of Control Limits. 48 of 52 FA7441255.3.2 SGS North America Inc. GC/LC Semi-volatiles QC Data Summaries Includes the following where applicable: • Method Blank Summaries • Blank Spike Summaries • Matrix Spike and Duplicate Summaries Orlando, FL Section 6 49 of 52 FA744126 Method Blank Summary Page 1 of 1 Job Number:FA74412 Account:GRINCC GRI (Geological Resources Inc.) Project:Community Store 2; Ayden, NC Sample File ID DF Analyzed By Prep Date Prep Batch Analytical Batch OP79951-MB WW24321.D 1 04/27/20 SJL 04/27/20 OP79951 GWW994 The QC reported here applies to the following samples:Method: SW846 8015C FA74412-1, FA74412-2, FA74412-3, FA74412-4, FA74412-5, FA74412-6, FA74412-7, FA74412-8, FA74412-9, FA74412-10, FA74412-11, FA74412-12, FA74412-13, FA74412-14, FA74412-15 CAS No.Compound Result RL MDL Units Q TPH (C10-C28)ND 5.0 2.5 mg/kg CAS No.Surrogate Recoveries Limits 84-15-1 o-Terphenyl 84%56-122% 50 of 52 FA7441266.1.1 Blank Spike Summary Page 1 of 1 Job Number:FA74412 Account:GRINCC GRI (Geological Resources Inc.) Project:Community Store 2; Ayden, NC Sample File ID DF Analyzed By Prep Date Prep Batch Analytical Batch OP79951-BS WW24320.D 1 04/27/20 SJL 04/27/20 OP79951 GWW994 The QC reported here applies to the following samples:Method: SW846 8015C FA74412-1, FA74412-2, FA74412-3, FA74412-4, FA74412-5, FA74412-6, FA74412-7, FA74412-8, FA74412-9, FA74412-10, FA74412-11, FA74412-12, FA74412-13, FA74412-14, FA74412-15 Spike BSP BSP CAS No.Compound mg/kg mg/kg %Limits TPH (C10-C28)50 47.6 95 62-116 CAS No.Surrogate Recoveries BSP Limits 84-15-1 o-Terphenyl 85%56-122% * = Outside of Control Limits. 51 of 52 FA7441266.2.1 Matrix Spike/Matrix Spike Duplicate Summary Page 1 of 1 Job Number:FA74412 Account:GRINCC GRI (Geological Resources Inc.) Project:Community Store 2; Ayden, NC Sample File ID DF Analyzed By Prep Date Prep Batch Analytical Batch OP79951-MS WW24323.D 1 04/27/20 SJL 04/27/20 OP79951 GWW994 OP79951-MSD WW24324.D 1 04/27/20 SJL 04/27/20 OP79951 GWW994 FA74412-1 WW24322.D 1 04/27/20 SJL 04/27/20 OP79951 GWW994 The QC reported here applies to the following samples:Method: SW846 8015C FA74412-1, FA74412-2, FA74412-3, FA74412-4, FA74412-5, FA74412-6, FA74412-7, FA74412-8, FA74412-9, FA74412-10, FA74412-11, FA74412-12, FA74412-13, FA74412-14, FA74412-15 FA74412-1 Spike MS MS Spike MSD MSD Limits CAS No.Compound mg/kg Q mg/kg mg/kg %mg/kg mg/kg %RPD Rec/RPD TPH (C10-C28)6.02 59.8 60.1 90 59.8 60.7 91 1 62-116/35 CAS No.Surrogate Recoveries MS MSD FA74412-1 Limits 84-15-1 o-Terphenyl 85%85%82%56-122% * = Outside of Control Limits. 52 of 52 FA7441266.3.1