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MO-14414_14414_CA_MRP_20191014_2nd 2019 Semiannual Report
A APEX October 14, 2019 Ms. Trudy Beverly Hydrogeologist LIST Section — Corrective Action Branch Division of Waste Management — Mooresville Regional Office North Carolina Department of Environmental Quality 610 East Center Avenue, Suite 301 Mooresville, North Carolina 28115 RE: Semiannual Groundwater Monitoring Report - Kannapolis Booster Station Colonial Pipeline Company, Concord, North Carolina Incident Number: 14414 & 91340 Dear Ms. Beverly: Apex Companies, LLC (Apex; dba Apex Engineering, P.C.) is pleased to submit the March 2019 — August 2019 Semiannual Groundwater Monitoring Report for the Colonial Pipeline Company Kannapolis Booster Station. Should you have any questions concerning this, please do not hesitate to contact the undersigned at 704-799-6390. Sincerely, Apex Companies, LLC Prepared By: �4 , - Andrew Street, CHMM, RSM Senior Project Manager Enclosure cc: John Culbreath, Colonial Pipeline Company Jeff Morrison, Colonial Pipeline Company Apex Companies, LLC Reviewed By: &. %VJ'm.- Eric Wysong, P.G. Project Manager NC Geology License No. 2581 Apex Companies, LLC 10610 Metromont Parkway, Suite 206 -Charlotte, NC 28269 T 704. 799.6390 - F 704.799.6395 apexcoscom Prepared for: Colonial Pipeline Company / � PO Box 87 ` Paw Creek, North Carolina 28130 Semiannual Groundwater Monitoring Report Kannapolis Booster Station Incident Number 14414 & 91340 March 2019 — August 2019 Ark APEX 10610 Metromont Parkway, Suite 206 Charlotte NC 28269 Prepared by: r� Andrew Street, CHMM i C Senior Project Manager a 2' October 14, 2019 •''•��C Reviewed by: CAR % - ��ENSFo.�.••, 2y�_Eric Wysong, P.G. SEAR ° T'roject Manager 2581 41, JNC Geology License No. 2581 t � t c91..o,G`5a�,,; J, ,., 41,rr,1ol"oO Apex Companies, LLC 10610 Metromont Parkway, Suite 206 -Charlotte, NC 28269 T 704.799.6390 - F 704,799.6395 apexcos.com Semiannual Groundwater Monitoring Report, March 2019 - August 2019 Colonial Pipeline Company, Kannapolis Booster Station TABLE OF CONTENTS October 14, 2019 Page 1.0 INTRODUCTION.................................................................................................................................... 1 2.0 PROJECT BACKGROUND.................................................................................................................. 1 2.1 Historic Site Impacts......................................................... 2.2 Recent Site Impacts.......................................................... 1 2 3.0 FIELD ACTIVITIES................................................................................................................................ 3 3.1 Groundwater Gauging.............................................................................................................. 3 3.2 Groundwater Sampling and Analysis....................................................................................... 3 3.3 Water Supply Well Sampling and Analysis.............................................................................. 4 4.0 FINDINGS...............................................................................................................................................4 4.1 Well Gauging Results and Groundwater Flow........................................................................ 4 4.2 Groundwater Analytical Results............................................................................................... 5 4.3 Water Supply Well Analytical Results...................................................................................... 6 5.0 REMEDIATION SYSTEM PERFORMANCE........................................................................................ 6 5.1 Air Sparge Trench Remediation System................................................................................. 6 5.2 Bio-Sparge and Bio-Venting Systems..................................................................................... 6 6.0 CONCLUSIONS AND RECOMMENDATIONS.................................................................................... 7 Tables Table 1 Summary of Groundwater Monitoring Program Table 2 Summary of Groundwater Elevation Data Table 3 Recovery Well Gauging Data Table 4 Groundwater Sample Analytical Results Table 5 Water Supply Well Sample Analytical Results Figures Figure 1 Site Location Map Figure 2 Site Plan Figure 3 Recovery Well Locations — August 8, 2019 Figure 4 Groundwater Potentiometric Surface Map — Surficial Saprolite Unit — August 8, 2019 Figure 5 Benzene Isoconcentration Map — August 8, 2019 Figure 6 Water Supply Well Location Map Appendices Appendix A Groundwater Sampling Field Logs Appendix B Laboratory Analytical Reports Appendix C Concentration Time Trend Series Graph — MW-13 APEX Semiannual Groundwater Monitoring Report, March 2019 — August 2019 October 14, 2019 Colonial Pipeline Company, Kannapolis Booster Station Page 1 1.0 INTRODUCTION This report summarizes the semiannual groundwater monitoring activities performed at the Colonial Pipeline Company (CPC) Kannapolis Booster Station (the `Site') located at 9301 Mooresville Road in Concord, North Carolina (Figure 1) from March 2019 through August 2019. This report also describes the remediation systems operations performed during the reporting period in accordance with the Corrective Action Plans (CAPs) for the Site approved by the North Carolina Department of Environmental Quality (NCDEQ). Apex Companies, LLC (Apex; dba Apex Engineering, P.C.) prepared this Semiannual Groundwater Monitoring Report on behalf of CPC for submittal to NCDEQ. 2.0 PROJECT BACKGROUND The facility consists of a control building, a switch gear building, eight electric booster pumps, a 40- inch diameter pipeline for transporting gasoline products (Line 1), a 36-inch diameter pipeline for transporting kerosene, diesel fuel, and other fuel oil products (Line 2), and two 21,000-gallon above ground storage tanks and associated above -ground and below -ground piping and valves. The facility has been in operation since the 1970s. 2.1 Historic Site Impacts Formal assessment and remediation activities were initiated at the facility in 1995. Three areas of concern were identified at the facility including: (i) the Line 2 Manifold Area; (ii) the Line 1 Manifold Area; and, (iii) the Line 1 Pig Signal Area. Impacts identified during the 1995 assessment are included in Incident Number 14414 (Figure 2). Petroleum impacts in the Line 2 Manifold Area were the result of a kerosene release. Excavation of impacted soils was limited due to the presence of pumps, footings, and associated underground piping and valves. A light non -aqueous phase liquid (LNAPL) recovery system and a soil vapor extraction (SVE) system were installed and formerly operated in this area. A dissolved phase plume consisting of gasoline -related compounds was identified in the Line 1 Manifold Area. A limited amount of impacted soil was excavated in this area and an SVE system was installed and formerly operated in the Line 1 Manifold Area. �1 APEX Semiannual Groundwater Monitoring Report, March 2019 — August 2019 October 14, 2019 Colonial Pipeline Company, Kannapolis Booster Station Page 2 Gasoline impacted soil were also identified in the Line 1 Pig Signal Area as a result of a release from a leaking pipe fitting. Approximately 1,000 tons of soil was excavated and thermally treated from this area. The excavation extended to bedrock, removing the source material; however, the release resulted in dissolved phase groundwater impacts. An air sparge trench located near the downgradient property boundary and a non -discharge pump and treat system were installed in the late-1990s to prevent off -Site migration of petroleum hydrocarbons. The air sparge trench is currently in operation. The groundwater pump and treatment system were taken off-line in 2010, following approval from NCDEQ on April 12, 2010. The LNAPL recovery and SVE systems were taken off-line in 2010, following approval from NCDEQ on September 29, 2010. 2.2 Recent Site Impacts A 920-gallon petroleum release occurred at the Site on March 13, 2015 when a valve gasket failed near the Line 2, Unit 4 booster pump. Emergency response and abatement activities were performed from March 13, 2015 through August 11, 2015. On August 13, 2015, a three -quarter -inch nipple on Line 2 was struck by a piece of equipment during backfilling operations resulting in a 5,000- gallon petroleum release over the recently remediated area. Approximately 4,750-gallons of diesel fuel were recovered during initial response activities and subsequent recovery well evacuation efforts. Residual soil impacts were detected at areas where additional excavation was not feasible due to the presence of booster pumps, footings, and associated underground piping and valves. Approximately 750 tons of petroleum -impacted soil were removed from the release area during the initial response activities associated with both 2015 releases. Impacts identified during the 2015 assessment are included in Incident Number 91340. A CAP and CAP Addendum were submitted to NCDEQ on April 15, 2016 and July 12, 2016, respectively. The CAP documents specify installation and operation of a bio-venting and bio-sparge system to address residual soil impacts and dissolved phase groundwater impacts. The CAP was approved on May 6, 2016 and the CAP Addendum was approved on July 28, 2016. The semiannual groundwater monitoring program for the Site incorporates the groundwater monitoring programs associated with Incident Numbers 14414 and 91340. A summary of the Groundwater Monitoring Program for the Site is provided in Table 1. APEX Semiannual Groundwater Monitoring Report, March 2019 - August 2019 October 14, 2019 Colonial Pipeline Company, Kannapolis Booster Station Page 3 3.0 FIELD ACTIVITIES 3.1 Groundwater Gauging Prior to sampling, groundwater monitoring wells were gauged to measure the depth to groundwater and LNAPL, if present. Upon arriving at the Site, wells were opened and allowed to equilibrate. Wells were gauged in accordance with the United States Environmental Protection Agency (USEPA) Region IV Science and Ecosystem Support Division Field Branches Quality System and Technical Procedures. The wells were gauged in order of potential impact, moving from upgradient wells, to downgradient wells and finally source area wells. Depths to groundwater and LNAPL were measured using an electronic oil/water interface probe capable of measuring to an accuracy of 0.01 feet. The interface probe was thoroughly decontaminated before collecting measurements at each subsequent monitoring well. On August 8, 2019 ten (10) monitoring wells (MW-1, MW-4, MW-5, MW-6, MW-8, MW-13, MW-23, MW-24, MW-25, and MW-25D) and 12 recovery wells (SB-4, S13-6, S13-8, S13-9, SB-10, S13-11, SB-12, SB-14, SB-15, SB-16, S13-18, and RW-1) were gauged. One recovery well (RW-2) was not able to be located. The location of each monitoring well is shown on Figure 2 and the location of each recovery well is shown on Figure 3. 3.2 Groundwater Sampling and Analysis On August 8, 2019, groundwater samples were collected from seven monitoring wells (MW-4, MW-6, MW-8, MW-13, MW-24, MW-25, and MW-25D). At each monitoring well, a baseline set of water quality stabilization data were measured (temperature, pH, specific conductance, and oxidation reduction potential) and recorded. The total volume of water in each well was calculated and a minimum of three well volumes were purged from each well prior to collecting each sample unless the well was purged dry prior to bailing three well volumes. Wells that were purged dry were sampled following well recharge. All monitoring wells were purged and sampled with disposable bailers. Groundwater sampling logs documenting the groundwater purging and sampling are provided in Appendix A. After purging an adequate volume of water from each well, a sample was retrieved and transferred to laboratory supplied, pre -preserved containers and immediately placed on ice. Groundwater samples were transported under standard chain -of -custody procedures to Shealy Environmental Services, Inc. of West Columbia, South Carolina. Groundwater samples collected from monitoring wells MW-4, MW-6, MW-8, and MW-13 were analyzed for benzene, toluene, ethylbenzene, and xylenes (BTEX) and methyl tert-butyl ether (MTBE) by Environmental Protection Agency (EPA) APEX Semiannual Groundwater Monitoring Report, March 2019 — August 2019 October 14, 2019 Colonial Pipeline Company, Kannapolis Booster Station Page 4 Method 602 — purgeable aromatics SM 6200B. Groundwater samples collected from monitoring wells MW-24, MW-25, and MW-25D were analyzed for BTEX by EPA Method 602 — purgeable aromatics SM 620013; semi -volatile organic compounds by EPA Method 625; and Massachusetts Department of Environmental Protection (MADEP) extractable petroleum hydrocarbons (EPH) and volatile petroleum hydrocarbons (VPH) in consideration of the diesel releases that occurred on March 13, 2015 and August 13, 2015. Two quality assurance/ quality control samples were collected and analyzed for BTEX and MTBE by EPA Method 602. DUP-1 was collected as a duplicate sample of MW-24, and EB-1 was an equipment blank collected by pouring de -ionized water over an interface probe following the completion of sampling activities. 3.3 Water Supply Well Sampling and Analysis Annual water supply well sampling was performed by CPC personnel in the Site vicinity on August 22, 2019. Colonial provides point -of -entry (POE) treatment systems (i.e., activated carbon vessels) at several water supply wells identified on Figure 6. Six water supply wells were sampled during the August 22, 2019 sampling event. Samples were collected in laboratory supplied containers, placed in an ice -filled cooler, and transferred to Prism Laboratories, Inc. of Charlotte, North Carolina under chain -of -custody procedures for analysis of BTEX, MTBE, and naphthalene by EPA Method 8260. 4.0 FINDINGS 4.1 Well Gauging Results and Groundwater Flow Depth to water and top of well casing elevation data from the monitoring wells were used to calculate groundwater elevations relative to an on -Site benchmark referenced to mean sea level datum. LNAPL was not detected in any of the monitoring wells during this sampling event. A summary of monitoring well gauging data is provided in Table 2. A groundwater potentiometric map for the surficial unit using water level elevation data from the August 2019 sampling event is provided on Figure 4. The potentiometric map depicts the direction of groundwater flow to the southeast. A hydraulic gradient of approximately 0.034 feet per foot was measured between the 720 feet potentiometric contour line near MW-23 and the 705 feet APEX Semiannual Groundwater Monitoring Report, March 2019 — August 2019 October 14, 2019 Colonial Pipeline Company, Kannapolis Booster Station Page 5 potentiometric contour line near MW-8. Groundwater flow patterns observed in August 2019 are consistent with historic sampling events. LNAPL was not detected in any of the 12 recovery wells during the August 8, 2019 sampling event. A summary of recovery well gauging data is provided in Table 3. 4.2 Groundwater Analytical Results Groundwater sampling activities performed at the Site focused on collecting analytical data from the upgradient, downgradient, and central plume areas to evaluate Constituents of Concern (COC) trends over time. The analytical results for groundwater samples collected during this monitoring period were compared to the 15A NCAC 2L .0202 Groundwater Quality Standards (21- Standards) and to the 15A NCAC 2B .0215 Surface Water Standards (213 Standards) for a Water Supply II, High Quality Waters surface water classification. A groundwater concentration map showing the concentrations of benzene in groundwater monitoring wells during the August 2019 sampling event is provided on Figure 5. Laboratory analytical reports and chain -of -custody records for the groundwater samples are presented in Appendix B. A summary of groundwater analytical results is provided in Table 4. Notable results from the August 2019 sampling event are summarized below: ■ Benzene was detected at an concentration of 66 micrograms per liter (pg/L) in MW-6. Benzene has not been detected above laboratory reporting limits in this well since 2012. ■ Benzene was detected at a concentration of 2.8 pg/L in MW-13. In February 2019, benzene was detected in MW-13 at a concentration of 48 pg/L. A graph illustrating fluctuations in benzene concentrations with time in MW-13 is included in Appendix C. ■ Benzene was detected at an estimated concentration of 0.45J pg/L in MW-24, below the 2L and 2B Standards of 1.0 pg/L and 1.19 pg/L, respectively. Benzene concentrations in this well have typically exceeded the 2L and 2B standards since the 2015 releases. ■ MTBE was detected in MW-8 (6.5 pg/L), MW-13 (2.8 pg/L), and MW-25D (5.4 pg/L) during the sampling event. Concentrations were below the 2L and 213 Standards of 20 pg/L and 19 pg/L, respectively. APEX Semiannual Groundwater Monitoring Report, March 2019 — August 2019 October 14, 2019 Colonial Pipeline Company, Kannapolis Booster Station Page 6 ■ EPH and VPH were detected in MW-24 during the sampling event. Hydrocarbon fractions C5-C8 Aliphatics, C9-C12 Aliphatics, and C9-C18 Aliphatics were detected at concentrations below the 2B and 2L Standards. Hydrocarbon fractions C9-C10 Aromatics were detected at a concentration of 81 pg/L and C11-C22 Aromatics were detected at a concentration of 290 pg/L, exceeding the combined 2L Standard of 200 pg/L for C9-C22 Aromatics. ■ Ethylbenzene, diethylphthalate, di-n-butyl phthalate, phenol, toluene, and total xylenes were also detected in one or more monitoring wells at concentrations below applicable 2L and 2B Standards. 4.3 Water Supply Well Analytical Results Laboratory analytical results indicate that toluene (1.6 pg/L) and total xylenes (2.01 pg/L) were detected in DW-Coren-Influent, below their respective 2L Standards of 600 pg/L for toluene, and 500 pg/L for total xylenes. It is noted that this well is equipped with a POE system. No other petroleum hydrocarbon constituents were detected in the water supply wells. A summary of historic and recent water supply well sampling analytical results is provided in Table 5. A copy of the laboratory analytical report and chain -of -custody records are included in Appendix B. 5.0 REMEDIATION SYSTEM PERFORMANCE 5.1 Air Sparge Trench Remediation System The air sparge trench remediation system was brought on-line in June 1998 to treat shallow groundwater prior to migration off -Site. The air sparge system continues to operate to aid in the removal of benzene and MTBE from groundwater in the vicinity of well MW-8 and MW-13. The air sparge trench operated continuously during the reporting period; however, it was shut down approximately two weeks prior to the August 8, 2019 groundwater sampling event to allow for collection of representative groundwater samples. 5.2 Bio-Sparge and Bio-Venting Systems The bio-sparge and bio-venting systems were brought on-line on March 7, 2017 to address soil and groundwater impacts associated with the 2015 diesel fuel releases. The bio-sparge system ran continuously during the reporting period. The bio-venting system ran approximately 50% of the time during the reporting period due to fouling of float switches. The bio-sparge and bio-venting APEX Semiannual Groundwater Monitoring Report, March 2019 — August 2019 October 14, 2019 Colonial Pipeline Company, Kannapolis Booster Station Page 7 systems were also shut down approximately two weeks prior to the August 8, 2018 groundwater sampling event to allow for collection of representative groundwater samples. 6.0 CONCLUSIONS AND RECOMMENDATIONS 6.1 Conclusions During the August 2019 monitoring event, LNAPL was not detected in groundwater beneath the Site. Benzene was detected above 2L and 2B Standards in monitoring wells MW-6 and MW-13. Detections of benzene in MW-6 and MW-13 are associated with historic releases at the Site. The elevated benzene concentration at MW-6 will be confirmed during the next semiannual groundwater sampling event. Benzene concentrations in MW-6 have decreased significantly since 2000, and the well is located approximately 150 feet from the nearest surface water body. Benzene concentrations in MW-13 have decreased overall since 1998, with seasonal fluctuations. Although 2B Surface Water Standards were exceeded in MW-6 and MW-13, any discharge of the groundwater plume to surface water would not likely contravene the surface water standards within the surface water body. C9-Cl0 Aromatics and C11-C22 Aromatic concentrations exceeded the applicable 2L Standards in MW-24. Comparison of August 2019 C9-C10 and C11-C22 results with results obtained in February 2019, indicates concentrations decreased by approximately 84 and 13 percent, respectively. These decreases are likely attributable to operation of the recently installed bio- sparge and bioventing system. Results of the water supply well sampling indicated an absence of petroleum hydrocarbon constituents in the water supply wells with the exception of trace detections of total xylenes and toluene in the Coren Well (DW-Coren-Influent) at concentrations below the 2L Standards of 500 pg/L for total xylenes, and 600 pg/L for toluene. Toluene was detected at this well in August 2017. Total xylenes have historically been non -detect in DW-Coren-Influent. This well is served by a POE system. Colonial will continue to maintain the off -Site POE water treatment systems and continue annual sampling of select water supply wells. �1 APEX Semiannual Groundwater Monitoring Report, March 2019 — August 2019 October 14, 2019 Colonial Pipeline Company, Kannapolis Booster Station Page 8 6.2 Recommendations On behalf of CPC, Apex recommends the following: • Continuing the semiannual groundwater and annual private well sampling program. The next sampling event will be performed in February 2020. • Reducing the reporting frequency from two reports each year (semiannual) to one report a year (annual). The proposed annual report submittal date will be October ls' of each year. The report will include a summary of the work performed and findings obtained following completion of the groundwater sampling events performed in February and August of each year. �1 APEX TABLES �1 APEX Table 1 Summary of Groundwater Monitoring Program Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Top of Casing Screen Total Depth Analysis Well ID Elevation Interval Sampling Frequency (ft. BGS) (Following Establishment of COCs) (ft. MSL) (ft. BGS) MW-1 717.24 23.5 3.5 - 23.5 NA NA MW 2 708.52 103 88 - 103 NA NA (MW-2D) MW-3 716.64 24 4 - 24 NA NA MW-4 729.9 28 8 - 28 BTEX and MTBE by EPA Method 602 Semiannual MW-5 726.87 19 4 -19 NA NA MW-6 724.61 15 5-15 BTEX and MTBE by EPA Method 602 Semiannual MW-7 725.1 58 53 -58 NA NA (MW-6D) MW-8 710.26 20 10 - 20 BTEX and MTBE by EPA Method 602 Semiannual MW-13 707.35 22 2 - 22 BTEX and MTBE by EPA Method 602 Semiannual MW-14 707.03 15 3-15 NA NA (MW-17) MW-15 706.23 109 -- NA NA MW-16 -- -- NA NA MW-17 707.45 NA NA (MW-TR1 U) MW-18 706.79 -- -- NA NA (MW-TR1 D) MW-23 726.70 15 5-15 NA NA Page 1 of 2 Table 1 Summary of Groundwater Monitoring Program Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Top of Casing Screen Total Depth Analysis Well ID Elevation Interval Sampling Frequency (ft. BGS) (Following Establishment of COCs) (ft. MSL) (ft. BGS) BTEX by EPA Method 602; MW-24 724.61 22 12 - 22 SVOCs by EPA Method 625; MADEP VPH Semiannual and EPH BTEX by EPA Method 602; MW-25 724.32 17 7 - 17 SVOCs by EPA Method 625; MADEP VPH Semiannual and EPH BTEX by EPA Method 602; MW-25D 724.00 74 69 - 74 SVOCs by EPA Method 625; MADEP VPH Semiannual and EPH Notes: --- unknown ft. - Feet ft. MSL - Feet above mean sea level BGS - Below ground surface COCs - Constituents of Concern NA - Not Applicable BTEX - Benzene, toluene, ethylbenzene, and xylenes MTBE - Methyl tert-butyl ether EPA - United States Environmental Protection Agency SVOCs - Semi -volatile Organic Compounds MADEP - Massachusetts Department of Environmental Protection VPH - Volatile Petroleum Hydrocarbons EPH - Extractable Petroleum Hydrocarbons Page 2 of 2 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-1 1/31/2001 717.24 6.70 710.54 2/7/2001 6.84 710.40 2/8/2001 6.80 710.44 2/9/2001 6.74 710.50 2/14/2001 6.22 711.02 2/21 /2001 6.54 710.70 8/16/2001 6.75 710.49 2/27/2002 6.32 710.92 8/28/2002 7.43 709.81 2/18/2003 5.15 712.09 8/18/2003 5.63 711.61 2/19/2004 5.45 711.79 8/17/2004 6.34 710.90 2/23/2005 5.64 711.60 8/16/2005 6.50 710.74 2/22/2006 5.85 711.39 8/16/2006 4.05 713.19 2/20/2007 5.78 711.46 8/15/2007 7.08 710.16 2/25/2008 6.20 711.04 8/27/2008 4.85 712.39 8/12/2010 6.18 711.06 9/8/2011 7.15 710.09 2/13/2012 6.14 711.10 8/3/2012 NM NM 2/4/2013 6.3 710.94 2/19/2014 5.06 712.18 8/25/2014 6.67 710.57 2/23/2015 5.96 711.28 8/18/2015 7.57 709.67 12/3/2015 5.10 712.14 2/16/2016 4.29 712.95 8/19/2016 6.71 710.53 2/7/2017 6.46 710.78 8/15/2017 7.00 710.24 2/1/2018 6.29 710.95 8/16/2018 6.32 710.92 2/15/2019 5.95 711.29 8/8/2019 7.09 710.15 MW-2 (MW-2D) 1/31/2001 708.52 3.40 705.12 2/7/2001 13.80 694.72 2/8/2001 13.50 695.02 2/9/2001 12.97 695.55 2/14/2001 13.25 695.27 2/21 /2001 13.72 694.80 7/23/2001 14.15 694.37 8/16/2001 14.30 694.22 8/20/2001 5.83 702.69 8/22/2001 9.20 699.32 2/27/2002 10.50 698.02 8/28/2002 10.60 697.92 2/18/2003 9.63 698.89 8/18/2003 6.68 701.84 2/19/2004 11.35 697.17 8/17/2004 4.70 703.82 2/23/2005 12.49 696.03 12/3/2015 3.58 704.94 Page 1 of 12 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-3 1/31/2001 716.64 11.48 705.16 2/7/2001 11.86 704.78 2/8/2001 12.15 704.49 2/9/2001 12.48 704.16 2/14/2001 13.04 703.60 2/21/2001 13.40 703.24 8/16/2001 13.30 703.34 2/27/2002 11.15 705.49 8/28/2002 13.95 702.69 2/18/2003 10.28 706.36 8/18/2003 9.17 707.47 2/19/2004 9.28 707.36 8/17/2004 10.61 706.03 2/23/2005 10.77 705.87 12/3/2015 9.33 707.31 MW-4 1/31/2001 729.9 15.57 714.33 2/7/2001 15.58 714.32 2/8/2001 15.51 714.39 2/9/2001 14.90 715.00 2/12/2001 14.07 715.83 2/14/2001 13.45 716.45 2/16/2001 12.80 717.10 2/21 /2001 7.00 722.90 2/27/2001 6.70 723.20 3/2/2001 6.85 723.05 3/9/2001 4.97 724.93 3/19/2001 5.02 724.88 3/26/2001 5.65 724.25 4/2/2001 5.00 724.90 4/9/2001 3.80 726.10 4/16/2001 5.00 724.90 4/23/2001 4.04 725.86 4/27/2001 3.65 726.25 5/1/2001 4.35 725.55 5/21/2001 5.33 724.57 6/13/2001 4.75 725.15 7/3/2001 3.64 726.26 7/19/2001 4.10 725.80 7/23/2001 3.58 726.32 7/30/2001 4.30 725.60 8/14/2001 3.55 726.35 8/16/2001 3.30 726.60 9/5/2001 4.62 725.28 9/11/2001 4.50 725.40 10/11/2001 5.20 724.70 11 /7/2001 5.62 724.28 11 /21 /2001 5.26 724.64 12/18/2001 3.35 726.55 12/27/2001 4.65 725.25 1/17/2002 6.16 723.74 2/26/2002 4.50 725.40 2/27/2002 4.75 725.15 3/14/2002 5.40 724.50 4/26/2002 6.75 723.15 5/10/2002 5.70 724.20 5/28/2002 3.80 726.10 6/19/2002 4.90 725.00 7/3/2002 5.85 724.05 8/20/2002 5.80 724.10 Page 2 of 12 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-4 continued 8/28/2002 729.9 5.80 724.10 2/18/2003 4.38 725.52 3/17/2003 3.55 726.35 4/28/2003 3.80 726.10 5/19/2003 3.30 726.60 6/5/2003 3.75 726.15 7/7/2003 4.38 725.52 8/18/2003 4.73 725.17 9/5/2003 5.10 724.80 10/6/2003 4.70 725.20 11/21/2003 4.90 725.00 12/8/2003 4.30 725.60 1 /29/2004 4.48 725.42 2/19/2004 4.50 725.40 3/9/2004 4.90 725.00 4/6/2004 4.00 725.90 5/7/2004 4.64 725.26 6/8/2004 4.66 725.24 7/22/2004 7.62 722.28 8/10/2004 7.15 722.75 8/17/2004 7.73 722.17 9/9/2004 6.40 723.50 2/23/2005 3.51 726.39 3/23/2005 6.95 722.95 4/11/2005 4.35 725.55 5/5/2005 3.94 725.96 6/23/2005 3.80 726.10 7/7/2005 3.90 726.00 8/16/2005 5.50 724.40 9/9/2005 5.40 724.50 10/18/2005 5.82 724.08 11/9/2005 6.70 723.20 12/20/2005 3.55 726.35 1/18/2006 4.33 725.57 2/22/2006 5.32 724.58 2/20/2007 5.54 724.36 8/15/2007 8.45 721.45 2/25/2008 4.46 725.44 8/27/2008 4.90 725.00 2/11/2009 8.66 721.24 8/20/2009 9.08 720.82 2/4/2010 6.06 723.84 8/12/2010 9.87 720.03 2/15/2011 11.73 718.17 9/8/2011 13.82 716.08 2/13/2012 10.76 719.14 8/3/2012 12.87 717.03 2/4/2013 13.12 716.78 2/19/2014 10.12 719.78 8/25/2014 11.03 718.87 2/23/2015 11.39 718.51 8/18/2015 13.96 715.94 12/3/2015 10.26 719.64 2/16/2016 8.46 721.44 8/19/2016 11.34 718.56 2/7/2017 12.01 717.89 8/15/2017 11.74 718.16 2/1/2018 13.56 716.34 8/16/2018 12.2 717.70 2/15/2019 7.79 722.11 8/8/2019 10.65 719.25 Page 3 of 12 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-5 2/23/2001 726.87 13.27 713.60 2/27/2002 10.35 716.52 2/18/2003 9.50 717.37 8/17/2004 9.85 717.02 2/23/2005 9.24 717.63 8/12/2010 10.32 716.55 9/8/2011 12.34 714.53 2/13/2012 10.97 715.90 8/3/2012 NM NM 2/4/2013 12.39 714.48 2/19/2014 10.76 716.11 8/25/2014 11.68 715.19 2/23/2015 11.41 715.46 8/18/2015 13.14 713.73 12/3/2015 10.02 716.85 2/16/2016 9.65 717.22 8/19/2016 11.22 715.65 2/7/2017 12.02 714.85 8/15/2017 11.94 714.93 2/1/2018 12.76 714.11 8/16/2018 11.02 715.85 2/15/2019 9.73 717.14 8/8/2019 1 11.69 715.18 Page 4 of 12 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-6 1/31/2001 724.61 15.10 709.51 2/7/2001 15.18 709.43 2/8/2001 15.17 709.44 2/9/2001 15.18 709.43 2/14/2001 15.18 709.43 2/21/2001 15.18 709.43 8/16/2001 15.52 709.09 2/27/2002 14.00 710.61 8/28/2002' 30.45 694.16 2/18/2003 13.17 711.44 8/18/2003 11.62 712.99 2/19/2004 12.17 712.44 8/17/2004 12.98 711.63 2/23/2005 13.28 711.33 8/16/2005 12.97 711.64 2/22/2006 11.98 712.63 8/16/2006 12.55 712.06 2/20/2007 11.90 712.71 8/15/2007 14.23 710.38 2/25/2008 13.10 711.51 8/27/2008 12.78 711.83 2/11/2009 13.27 711.34 8/20/2009 13.86 710.75 2/4/2010 13.75 710.86 8/12/2010 12.15 712.46 2/15/2011 13.09 711.52 9/8/2011 DRY DRY 2/13/2012 12.42 712.19 8/3/2012 13.66 710.95 2/4/2013 13.61 711.00 2/19/2014 12.02 712.59 8/25/2014 13.31 711.30 2/23/2015 13.01 711.60 8/18/2015 14.50 710.11 12/3/2015 11.63 712.98 2/16/2016 11.24 713.37 8/19/2016 13.05 711.56 2/7/2017 13.35 711.26 8/15/2017 13.36 711.25 2/1/2018 14.28 710.33 8/16/2018 12.93 711.68 2/15/2019 11.67 712.94 8/8/2019 13.5 711.11 Page 5 of 12 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-7 (MW-6D) 1/31/2001 725.52 21.40 704.12 2/7/2001 30.48 695.04 2/8/2001 30.40 695.12 2/9/2001 29.23 696.29 2/14/2001 30.12 695.40 2/21 /2001 30.60 694.92 7/23/2001 31.02 694.50 8/16/2001 31.15 694.37 8/20/2001 22.75 702.77 8/22/2001 26.12 699.40 2/27/2002 27.40 698.12 8/28/2002A 14.62 710.90 2/18/2003 26.50 699.02 8/18/2003 23.60 701.92 2/19/2004 28.17 697.35 8/17/2004 21.69 703.83 2/23/2005 29.37 696.15 8/16/2005 28.75 696.77 2/22/2006 25.10 700.42 8/16/2006 28.75 696.77 2/20/2007 26.68 698.84 8/15/2007 28.68 696.84 2/25/2008A 13.10 712.42 8/27/2008 28.60 696.92 9/8/2011 23.76 701.76 2/13/2012 21.12 704.40 8/3/2012 NM NM 2/4/2013 21.69 703.83 8/18/2015 NM NM 12/3/2015 20.38 705.14 Page 6 of 12 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-8 1/31/2001 710.26 6.72 703.54 2/7/2001 6.80 703.46 2/8/2001 6.97 703.29 2/9/2001 7.08 703.18 2/14/2001 7.20 703.06 2/21/2001 7.37 702.89 8/16/2001 7.75 702.51 2/27/2002 6.65 703.61 8/28/2002 8.60 701.66 2/18/2003 6.25 704.01 8/18/2003 6.13 704.13 2/19/2004 6.00 704.26 8/17/2004 6.36 703.90 2/23/2005 6.28 703.98 8/16/2005 6.55 703.71 2/22/2006 5.75 704.51 8/16/2006 7.08 703.18 2/20/2007 6.70 703.56 8/15/2007 15.80 694.46 2/25/2008 7.50 702.76 8/27/2008 10.30 699.96 2/11/2009 6.13 704.13 8/20/2009 7.90 702.36 2/4/2010 6.00 704.26 8/12/2010 6.52 703.74 2/15/2011 6.69 703.57 9/8/2011 8.82 701.44 2/13/2012 6.23 704.03 8/3/2012 7.12 703.14 2/4/2013 6.72 703.54 2/19/2014 6.08 704.18 8/25/2014 4.67 705.59 2/23/2015 6.62 703.64 8/18/2015 7.87 702.39 12/3/2015 6.22 704.04 2/16/2016 5.82 704.44 8/19/2016 7.25 703.01 2/7/2017 6.48 703.78 8/15/2017 7.14 703.12 2/1/2018 6.44 703.82 8/16/2018 7.14 703.12 2/15/2019 6.43 703.83 8/8/2019 7.26 703.00 MW-9 (MW-9D) 1/31/2001 711.84 7.78 704.06 2/7/2001 12.24 699.60 2/8/2001 15.85 695.99 2/9/2001 15.64 696.20 2/14/2001 15.83 696.01 2/21/2001 16.25 695.59 8/16/2001 16.95 694.89 8/20/2001 9.20 702.64 8/22/2001 12.25 699.59 2/27/2002 13.20 698.64 8/28/2002 16.40 695.44 2/18/2003 12.46 699.38 8/18/2003 6.94 704.90 2/19/2004 12.75 699.09 8/17/2004 8.04 703.80 2/23/2005 15.13 696.71 Page 7 of 12 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-10 (MW-10D) 1/31/2001 706.24 1 3.70 702.54 2/7/2001 3.22 703.02 2/8/2001 3.14 703.10 2/9/2001 3.02 703.22 2/14/2001 3.40 702.84 2/21/2001 2.50 703.74 8/16/2001 5.75 700.49 2/27/2002 3.80 702.44 8/28/2002 6.90 699.34 2/18/2003 2.30 703.94 2/19/2004 3.55 702.69 2/20/2004 4.55 701.69 8/17/2004 5.03 701.21 2/23/2005 3.54 702.70 MW-11 an one MW-12 (MW-12D) 1/31/2001 715.94 8.10 707.84 2/7/2001 8.37 707.57 2/8/2001 8.34 707.60 2/9/2001 8.35 707.59 2/14/2001 8.15 707.79 2/21 /2001 7.52 708.42 8/16/2001 9.77 706.17 2/27/2002 7.20 708.74 8/28/2002 10.87 705.07 2/18/2003 5.60 710.34 8/18/2003 6.25 709.69 2/19/2004 5.40 710.54 8/17/2004 9.25 706.69 2/23/2005 5.75 710.19 Page 8 of 12 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-13 1/31/2001 707.35 4.00 703.35 2/7/2001 4.63 702.72 2/8/2001 4.75 702.60 2/9/2001 4.75 702.60 2/14/2001 4.69 702.66 2/21/2001 4.67 702.68 2/27/2002 4.85 702.50 8/28/2002 6.50 700.85 2/18/2003 4.66 702.69 8/18/2003 4.95 702.40 2/19/2004 4.15 703.20 8/17/2004 5.06 702.29 2/23/2005 4.25 703.10 8/16/2005 4.65 702.70 2/22/2006 4.02 703.33 8/16/2006 3.80 703.55 2/20/2007 4.30 703.05 8/15/2007 5.80 701.55 2/25/2008 3.90 703.45 8/27/2008 3.68 703.67 2/11/2009 4.30 703.05 8/20/2009 5.36 701.99 2/4/2010 3.87 703.48 8/12/2010 4.91 702.44 2/15/2011 3.98 703.37 9/8/2011 5.10 702.25 2/13/2012 4.12 703.23 8/3/2012 NM NM 2/4/2013 3.88 703.47 2/19/2014 3.86 703.49 8/25/2014 4.85 702.50 2/23/2015 4.65 702.70 8/18/2015 5.63 701.72 12/3/2015 3.55 703.80 2/16/2016 3.55 703.80 8/19/2016 4.99 702.36 2/7/2017 4.32 703.03 8/15/2017 4.71 702.64 2/1/2018 3.69 703.66 8/16/2018 4.6 702.75 2/15/2019 3.91 703.44 8/8/2019 4.49 702.86 MW-14 (MW-17) 1/31/2001 707.15 4.02 703.13 2/7/2001 4.20 702.95 2/8/2001 4.25 702.90 2/9/2001 4.18 702.97 2/14/2001 4.05 703.10 2/21/2001 4.15 703.00 8/16/2001 4.80 702.35 2/27/2002 4.35 702.80 8/28/2002 6.10 701.05 2/18/2003 4.00 703.15 8/18/2003 4.25 702.90 2/19/2004 4.50 702.65 8/17/2004 4.55 702.60 2/23/2005 3.53 703.62 12/3/2015 3.51 703.64 Page 9 of 12 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-15 (MW-17D) 1/31/2001 706.23 2.30 703.93 2/7/2001 23.10 683.13 2/8/2001 22.30 683.93 2/9/2001 16.82 689.41 2/14/2001 21.60 684.63 2/21/2001 22.90 683.33 7/23/2001 15.15 691.08 8/16/2001 15.20 691.03 8/20/2001 3.60 702.63 8/22/2001 7.85 698.38 2/27/2002 11.00 695.23 2/18/2003 9.70 696.53 8/18/2003 5.90 700.33 2/19/2004 12.58 693.65 8/17/2004 4.00 702.23 2/23/2005 14.80 691.43 8/16/2005 12.20 694.03 2/22/2006 7.95 698.28 8/16/2006 12.20 694.03 2/20/2007 9.82 696.41 8/15/2007 11.90 694.33 8/27/2008 12.60 693.63 2/11/2009 3.04 703.19 MW-16 (Crowe Well) 1/31/2001 718.48 15.10 703.38 2/7/2001 18.40 700.08 2/8/2001 18.95 699.53 2/9/2001 18.60 699.88 2/14/2001 18.80 699.68 2/21/2001 18.85 699.63 8/16/2001 20.05 698.43 8/20/2001 16.22 702.26 8/22/2001 18.07 700.41 2/27/2002 17.98 700.50 8/28/2002 20.78 697.70 2/18/2003 16.82 701.66 8/18/2003 13.60 704.88 2/19/2004 16.25 702.23 8/17/2004 15.24 703.24 2/23/2005 18.00 700.48 8/16/2005 18.40 700.08 2/22/2006 15.00 703.48 8/16/2006 18.65 699.83 2/20/2007 16.37 702.11 8/15/2007 19.48 699.00 2/25/2008 16.95 701.53 8/27/2008 19.30 699.18 MW-17 (MW-TR1 U) 2/23/2001 707.45 4.45 703.00 8/16/2001 5.10 702.35 2/27/2002 4.15 703.30 8/28/2002 6.35 701.10 2/18/2003 4.35 703.10 2/19/2004 4.00 703.45 8/17/2004 4.71 702.74 2/23/2005 F-3.68 703.77 12/3/2015 3.51 1 703.94 Page 10 of 12 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-18 (MW-TR1D) 2/23/2001 706.79 3.88 702.91 8/16/2001 4.52 702.27 2/27/2002 4.10 702.69 8/28/2002 5.75 701.04 2/18/2003 3.75 703.04 2/19/2004 3.50 703.29 8/17/2004 4.12 702.67 2/23/2005 3.19 703.60 12/3/2015 3.32 703.47 MW-19 (MW-TR2U) 2/23/2001 707.97 5.18 702.79 8/16/2001 5.77 702.20 2/27/2002 5.45 702.52 8/28/2002 6.95 701.02 2/18/2003 5.05 702.92 2/19/2004 4.60 703.37 8/17/2004 5.62 702.35 2/23/2005 4.19 703.78 MW-20 (MW-TR2D) 2/23/2001 707.46 4.77 702.69 8/16/2001 5.71 701.75 2/27/2002 5.40 702.06 8/28/2002 7.00 700.46 2/18/2003 4.30 703.16 2/19/2004 4.18 703.28 8/17/2004 5.18 702.28 2/23/2005 4.42 703.04 8/19/2010 5.61 701.85 2/19/2014 4.93 702.53 8/25/2014 5.39 702.07 2/23/2015 4.74 702.72 MW-21 (MW-TR3U) 2/23/2001 711.47 7.46 704.01 8/16/2001 7.90 703.57 2/27/2002 7.00 704.47 8/28/2002 8.60 702.87 2/18/2003 6.85 704.62 2/19/2004 6.80 704.67 8/17/2004 6.86 704.61 2/23/2005 6.80 704.67 MW-22 (MW-TR3D) 2/23/2001 710.84 7.65 703.19 8/16/2001 8.13 702.71 2/27/2002 7.60 703.24 8/28/2002 9.00 701.84 2/18/2003 6.70 704.14 2/19/2004 6.50 704.34 8/17/2004 6.80 704.04 2/23/2005 6.73 704.11 MW-23 12/3/2015 726.70 7.72 718.98 2/16/2016 6.48 720.22 8/19/2016 8.82 717.88 2/7/2017 9.67 717.03 8/15/2017 9.49 717.21 2/1 /2018 11.11 715.59 8/16/2018 9.07 717.63 2/15/2019 6.03 720.67 8/8/2019 8.61 718.09 Page 11 of 12 Table 2 Summary of Groundwater Elevation Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Number Date Elevation of TOC (ft. MSL) Depth to Water (ft.) Groundwater Elevation ft. MSL MW-24 12/3/2015 724.61 6.54 718.07 2/16/2016 6.16 718.45 8/19/2016 7.46 717.15 2/7/2017 8.49 716.12 8/15/2017 7.92 716.69 2/1/2018 9.07 715.54 8/16/2018 7.23 717.38 2/15/2019 5.91 718.70 8/8/2019 8.00 716.61 MW-25 12/3/2015 724.32 8.34 715.98 2/16/2016 8.11 716.21 8/19/2016 9.28 715.04 2/7/2017 10.60 713.72 8/15/2017 10.28 714.04 2/1/2018 10.61 713.71 8/16/2018 8.91 715.41 2/15/2019 8.06 716.26 8/8/2019 9.97 714.35 MW-25D 12/3/2015 724.00 19.70 704.30 2/16/2016 19.13 704.87 8/19/2016 22.77 701.23 2/7/2017 20.57 703.43 8/15/2017 22.04 701.96 2/1/2018 11.80 712.20 8/16/2018 21.63 702.37 2/15/2019 18.99 705.01 8/8/2019 21.65 702.35 Notes: TOC elevations obtained from ESP Associates survey (4/2001) and TWT survey (12/2015), with the exception of MW-15. Monitor well numbers modified January 2001. Former well designations in parenthesis. TOC - Top of casing ft. - Feet ft. MSL - Feet above mean sea level Depth to water exceeds total well depth; wells MW-6 and MW-7 likely mislabeled on gauging notes. ^ Depth to water not consistent with historic values; wells MW-6 and MW-7 likely mislabeled on gauging notes. Page 12 of 12 Table 3 Recovery Well Gauging Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Date Top of Casing Elevation (ft. MSL) Well Depth (ft. BLS) Depth to LNAPL (ft. TOC) Depth to Water (ft. TOC) LNAPL Thickness (ft.) Groundwater Elevation (ft. MSL) SBA 8/14/2015 NM 5.0 2.67 4.03 1.36 8/15/2015 3.79 4.05 0.26 8/17/2015 3.60 4.10 0.50 8/18/2015 DRY S13-2 8/14/2015 NM 5.0 2.16 3.78 1.62 8/15/2015 3.22 4.00 0.78 8/17/2015 3.65 3.85 0.20 8/18/2015 DRY S13-3 8/14/2015 NM 5.0 0.99 4.03 3.04 8/15/2015 2.64 4.20 1.56 8/17/2015 3.99 4.20 0.21 8/18/2015 3.95 4.20 0.25 8/19/2015 DRY - SB-4 8/15/2015 722.57 13.55 7.13 13.27 6.14 713.72 8/17/2015 7.51 13.26 5.75 713.45 8/18/2015 8.48 9.42 0.94 713.83 8/19/2015 8.70 9.40 0.70 713.67 8/20/2015 8.59 9.40 0.81 713.75 8/21 /2015 8.80 9.10 0.30 713.69 8/24/2015 8.50 8.58 0.08 714.05 8/27/2015 8.84 9.01 0.17 713.68 12/16/2015 7.03 7.05 0.02 715.53 2/16/2016 ND 3.45 NA 719.12 8/19/2016 ND 4.42 NA 718.15 2/7/2017 ND 5.91 NA 716.66 8/15/2017 ND 5.64 NA 716.93 2/1/2018 ND 5.33 NA 717.24 8/16/2018 ND 4.21 NA 718.36 2/15/2019 ND 3.32 NA 719.25 8/8/2019 ND 5.12 NA 717.45 S13-5 (Converted to RW-01) 8/15/2015 NM 11.43 7.11 9.57 2.46 - 8/17/2015 7.49 9.65 2.16 8/18/2015 8.61 9.66 1.05 8/19/2015 8.92 10.92 2.00 8/20/2015 2.50 3.90 1.40 8/21 /2015 1.45 1.95 0.50 - S13-6 8/15/2015 723.17 14.7 8.68 10.05 1.37 714.11 8/17/2015 8.44 11.92 3.48 713.76 8/18/2015 8.88 10.04 1.16 713.97 8/19/2015 9.31 9.55 0.24 713.79 8/20/2015 5.64 8.50 2.86 716.73 8/21 /2015 9.04 10.06 1.02 713.84 8/24/2015 8.92 10.47 1.55 713.82 8/27/2015 9.34 9.60 0.26 713.76 12/16/2015 7.03 7.05 0.02 716.13 2/16/2016 ND 5.73 NA 717.44 8/19/2016 6.76 6.77 0.01 716.41 2/7/2017 ND 8.10 NA 715.07 8/15/2017 8.45 8.56 0.11 714.69 2/1/2018 8.01 8.02 0.01 715.16 8/16/2018 ND 6.32 NA 716.85 2/15/2019 ND 5.15 NA 718.02 8/8/2015 ND 7.52 NA 715.65 Page 1 of 6 Table 3 Recovery Well Gauging Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Date Top of Casing Elevation (ft. MSL) Well Depth (ft. BLS) Depth to LNAPL (ft. TOC) Depth to Water (ft. TOC) LNAPL Thickness (ft.) Groundwater Elevation (ft. MSL) S13-7 8/15/2015 723.33 9.35 ND 7.50 NA 715.83 8/17/2015 7.68 7.72 0.04 715.64 8/18/2015 7.67 8.09 0.42 715.54 8/19/2015 8.23 8.24 0.01 715.10 8/20/2015 8.29 8.30 0.01 715.04 8/21/2015 ND 8.35 NA 714.98 8/24/2015 8.32 8.33 0.01 715.01 8/27/2015 ND 8.12 NA 715.21 12/16/2015 ND 6.05 NA 717.28 2/16/2016 ND 2.88 NA 720.45 8/19/2016 ND 3.32 NA 720.01 2/7/2017 ND 5.55 NA 717.78 Well Abandoned S13-8 8/17/2015 722.60 12.76 ND 8.41 NA 714.19 8/18/2015 ND 8.49 NA 714.11 8/19/2015 ND 8.70 NA 713.90 8/20/2015 ND 8.60 NA 714.00 8/21/2015 ND 8.62 NA 713.98 8/24/2015 ND 8.56 NA 714.04 8/27/2015 8.75 NA 713.85 12/16/2015 6.22 NA 716.38 2/16/2016 4.70 NA 717.90 8/19/2016 6.13 NA 716.47 2/7/2017 6.89 NA 715.71 8/15/2017 2.51 NA 720.09 2/1/2018 3.60 NA 719.00 8/16/2018 J7.4 2.61 NA 719.99 2/15/2019 2.68 NA 719.92 8/8/2019 5.50 NA 717.1 SB-9 8/17/2015 722.62 9.75 9.75 2.30 714.53 8/18/2015 9.48 1.57 714.27 8/19/2015 9.48 1.07 713.91 8/20/2015 9.75 1.42 713.89 8/21/2015 9.47 1.04 713.90 8/24/2015 8.37 9.54 1.17 713.92 8/27/2015 8.46 9.45 0.99 713.88 12/16/2015 ND 5.96 NA 716.66 2/16/2016 ND 3.60 NA 719.02 8/19/2016 ND 4.28 NA 718.34 2/7/2017 ND 5.64 NA 716.98 8/15/2017 ND 5.34 NA 717.28 2/1/2018 ND 6.37 NA 716.25 8/16/2018 ND 3.94 NA 718.68 2/15/2019 ND 3.63 NA 718.99 8/8/2019 ND 5.58 NA 717.04 Page 2 of 6 Table 3 Recovery Well Gauging Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Date Top of Casing Elevation (ft. MSL) Well Depth (ft. BLS) Depth to LNAPL (ft. TOC) Depth to Water (ft. TOC) LNAPL Thickness (ft.) Groundwater Elevation (ft. MSL) SB-10 8/17/2015 724.35 15.35 ND 10.53 NA 713.82 8/18/2015 ND 10.30 NA 714.05 8/19/2015 ND 10.45 NA 713.90 8/20/2015 ND 10.38 NA 713.97 8/21/2015 ND 10.40 NA 713.95 8/24/2015 ND 10.32 NA 714.03 8/27/2015 ND 10.50 NA 713.85 12/16/2015 ND 7.99 NA 716.36 2/16/2016 ND 6.49 NA 717.86 8/19/2016 ND 7.75 NA 716.60 2/7/2017 ND 8.73 NA 715.62 8/18/2017 ND 9.49 NA 714.86 2/1/2018 ND 9.13 NA 715.22 8/16/2018 ND 7.34 NA 717.01 2/15/2019 ND 6.29 NA 718.06 8/8/2019 ND 8.51 NA 715.84 Page 3 of 6 Table 3 Recovery Well Gauging Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Date Top of Casing Elevation (ft. MSL) Well Depth (ft. BLS) Depth to LNAPL (ft. TOC) Depth to Water (ft. TOC) LNAPL Thickness (ft.) Groundwater Elevation (ft. MSL) SB-11 8/18/2015 725.36 15.19 ND 11.18 NA 714.18 8/19/2015 ND 11.30 NA 714.06 8/20/2015 ND 12.27 NA 713.09 8/21 /2015 ND 11.35 NA 714.01 8/24/2015 ND 11.40 NA 713.96 8/27/2015 ND 11.55 NA 713.81 12/16/2015 ND 8.58 NA 716.78 2/16/2016 ND 6.29 NA 719.07 8/19/2016 ND 8.40 NA 716.96 2/7/2017 ND 8.90 NA 716.46 8/15/2017 ND 9.21 NA 716.15 2/1/2018 ND 9.58 NA 715.78 8/16/2018 ND 8.94 NA 716.42 2/15/2019 ND 6.07 NA 719.29 8/8/2019 ND 8.59 NA 716.77 SB-12 8/18/2015 722.03 15.8 ND 7.75 NA 714.28 8/19/2015 ND 7.88 NA 714.15 8/20/2015 ND 7.36 NA 714.67 8/21/2015 ND 7.86 NA 714.17 8/24/2015 ND 7.89 NA 714.14 8/27/2015 ND 9.13 NA 712.90 12/16/2015 ND 5.96 NA 716.07 2/16/2016 ND 4.83 NA 717.20 8/19/2016 ND 6.46 NA 715.57 2/7/2017 ND 6.77 NA 715.26 8/15/2017 ND 7.14 NA 714.89 2/1/2018 ND 7.08 NA 714.95 8/16/2018 ND 6.13 NA 715.9 2/15/2019 ND 4.87 NA 717.16 8/8/2019 ND 6.88 NA 715.15 SB-13 8/19/2015 721.26 9 7.29 8.53 1.24 713.62 8/20/2015 7.33 8.45 1.12 713.62 8/21 /2015 7.58 8.65 1.07 713.38 8/24/2015 7.33 8.00 0.67 713.74 8/27/2015 7.45 8.55 1.10 713.50 12/16/2015 ND 5.30 NA 715.96 2/16/2016 ND 1.86 NA 719.40 8/19/2016 ND 3.10 NA 718.16 2/7/2017 ND 4.72 NA 716.54 Well Abandoned SB-14 8/19/2015 721.69 18 7.81 8.10 0.29 713.80 8/20/2015 7.65 8.90 1.25 713.69 8/21 /2015 7.75 7.80 0.05 713.93 8/24/2015 7.86 8.28 0.42 713.71 8/27/2015 7.80 8.33 0.53 713.74 12/16/2015 ND 5.80 NA 715.89 2/16/2016 ND 3.23 NA 718.46 8/19/2016 4.48 4.65 0.17 717.16 2/7/2017 5.50 6.10 0.60 716.02 8/15/2017 ND 5.83 NA 715.86 2/1/2018 ND 5.41 NA 716.28 8/16/2018 ND 3.87 NA 717.82 2/15/2019 Well not located 8/8/2019 ND 6.26 1 NA 715.43 Page 4 of 6 Table 3 Recovery Well Gauging Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Date Top of Casing Elevation (ft. MSL) Well Depth (ft. BLS) Depth to LNAPL (ft. TOC) Depth to Water (ft. TOC) LNAPL Thickness (ft.) Groundwater Elevation (ft. MSL) SB-15 8/19/2015 722.76 17.2 8.64 10.28 1.64 713.66 8/20/2015 8.68 9.33 0.65 713.90 8/21/2015 8.78 8.90 0.12 713.95 8/24/2015 8.79 8.84 0.05 713.96 8/27/2015 ND 8.95 NA 713.81 12/16/2015 ND 6.46 NA 716.30 2/16/2016 ND 5.00 NA 717.76 8/19/2016 ND 6.41 NA 716.35 2/7/2017 ND 7.47 NA 715.29 8/15/2017 ND 7.88 NA 714.88 2/1/2018 ND 7.60 NA 715.16 8/16/2018 ND 5.85 NA 716.91 2/15/2019 ND 4.52 NA 718.24 8/8/2019 ND 6.81 NA 715.95 SB-16 8/20/2015 722.88 12.5 ND 8.90 NA 713.98 8/21/2015 ND 8.85 NA 714.03 8/24/2015 ND 8.80 NA 714.08 8/27/2015 ND 9.00 NA 713.88 12/16/2015 ND 6.47 NA 716.41 2/16/2016 ND 3.24 NA 719.64 8/19/2016 ND 5.21 NA 717.67 2/7/2017 ND 7.21 NA 715.67 8/15/2017 ND 7.76 NA 715.12 2/1/2018 ND 7.53 NA 715.35 8/16/2018 ND 5.48 NA 717.40 2/15/2019 4.35 4.37 0.02 718.52 8/8/2019 ND 6.94 ND 715.94 SB-17 8/20/2015 722.88 13.8 ND 8.95 NA 713.93 8/21/2015 ND 8.95 NA 713.93 8/24/2015 ND 8.88 NA 714.00 8/27/2015 ND 9.09 NA 713.79 12/16/2015 ND 6.90 NA 715.98 2/16/2016 ND 5.79 NA 717.09 8/19/2016 ND 6.80 NA 716.08 2/7/2017 7.57 7.58 0.01 715.31 Well Abandoned SB-18 8/21/2015 721.87 15.8 ND 8.45 NA 713.42 8/24/2015 ND 8.38 NA 713.49 8/27/2015 ND 8.68 NA 713.19 12/16/2015 5.50 8.83 3.33 715.44 2/16/2016 4.20 4.21 0.01 717.67 8/19/2016 6.10 6.35 0.25 715.70 2/7/2017 6.06 6.89 0.83 715.58 8/15/2017 ND 3.20 NA 718.67 2/1/2018 ND 3.12 NA 718.75 8/16/2018 ND 2.32 NA 719.55 2/15/2019 ND 4.34 NA 717.53 8/8/2019 ND 4.34 NA 717.53 Page 5 of 6 Table 3 Recovery Well Gauging Data Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well Date Top of Casing Elevation (ft. MSL) Well Depth (ft. BLS) Depth to LNAPL (ft. TOC) Depth to Water (ft. TOC) LNAPL Thickness (ft.) Groundwater Elevation (ft. MSL) SB-19 8/21/2015 723.66 13.33 9.65 10.45 0.80 713.79 8/24/2015 9.67 10.06 0.39 713.88 8/27/2015 9.80 10.00 0.20 713.80 12/16/2015 7.52 7.57 0.05 716.13 2/16/2016 ND 4.42 NA 719.24 8/19/2016 5.80 5.95 0.15 717.82 2/7/2017 ND 7.43 NA 716.23 Well Abandoned RWA 8/24/2015 722.98 14.3 9.03 9.91 0.88 713.70 8/27/2015 9.20 10.20 1.00 713.50 12/16/2015 ND 6.86 NA 716.12 2/16/2016 ND 4.11 NA 718.87 8/19/2016 ND 5.10 NA 717.88 2/7/2017 ND 7.50 NA 715.48 8/15/2017 ND 6.90 NA 716.08 2/1/2018 ND 8.22 NA 714.76 8/16/2018 ND 4.96 NA 718.02 2/15/2019 ND 2.72 NA 720.26 8/8/2019 ND 6.49 NA 716.49 RW-2 8/24/2015 723.14 15 ND 9.25 NA 713.89 8/27/2015 ND 9.45 NA 713.69 12/16/2015 ND 7.05 NA 716.09 2/16/2016 ND 5.25 NA 717.89 8/19/2016 ND 6.63 NA 716.51 2/7/2017 ND 7.97 NA 715.17 8/15/817 ND 8.06 NA 715.08 2/1/2018 ND 8.53 NA 714.61 8/16/2018 Well not located 2/15/2019 Well not located 8/8/2019 Well not located Notes: ft. - Feet ft. TOC - Feet below top of casing ft. BLS - Feet below ground surface ft. MSL - Feet above mean sea level LNAPL - Light non -aqueous phase liquid ND - None detected NA - Not applicable 1 - Corrected groundwater elevations calculated for wells with LNAPL detections Page 6 of 6 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m Sample ID Sample Data 0) 0) m m N _� w 0) _ H N O 1 x L (D �' IE .O+ 0) 0) CL f0 CD V Q C V L w C Q i f0 v O r 0) m C O N L U w ca x >+ w W V Ul -0 �' R L O LL 0) L O LL (D M Qi a O c L a t f0 _a Q M U 1 a) T- U y fC t Q 00 r♦ U I O U y fC t Q N /r♦ \) I O U ++ n3 Q 00 U I LO U N V r 13 E Q O r U I O U w V :C E Q N N U r U NCAC 2L Standard (Ng/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* Surface Water Standard (fag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (2) 180 (S) (2) 12(z)S) NE NE MW-1 2/25/1998 ND ND ND ND 85 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18/1998 ND ND ND ND 97 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/1999 ND ND ND ND 14 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/1999 ND ND ND ND 110 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/2000 ND ND ND ND ND NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2000 <1.0 <1.0 <1.0 <3.0 160 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2001 <1.0 <1.0 <1.0 <3.0 9.2 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2001 <1.0 <1.0 <1.0 <3.0 58 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/27/2002 <1.0 <1.0 <1.0 <3.0 58 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2002 <1.0 <1.0 <1.0 <1.0 17.8 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/18/2003 <1.0 <1.0 <1.0 <1.0 1.7 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18/2003 <1.0 <1.0 <1.0 <3.0 40 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2004 <1.0 <1.0 <1.0 <3.0 19 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/17/2004 <1.0 <1.0 <1.0 <3.0 <5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2005 <1.0 <1.0 <1.0 <3.0 6 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2005 <1.0 <1.0 <1.0 <3.0 16 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/22/2006 <1.0 <1.0 <1.0 <3.0 8.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2006 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/20/2007 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/15/2007 <1.0 <1.0 <1.0 <3.0 6.3 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/25/2008 <0.5 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2008 <0.5 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 12/3/2015 <1.0 <1.0 <1.0 <1.0 <1.0 <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 NA <100 <75 <75 <25 <100 1 of 13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m Sample ID Sample Data Q) C 0) C 0) m N 0) _� +�+ w 0) 41 O O O to O >+ x L w +� 2 Q1 Q R Q) U a V f0 s rr C a R O C 0) m C d N i� t U r K i r W V N -0 i rr C M O 7 U- d C � O 2 U- ++ C cC y t a 0) d >+ a fC Q a M U r U y 00 U U y N U U Q a 00 U LO U N v i+ E L O U a) U w v M E O L N N U U NCAC 2L Standard (lag/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* Surface Water Standard (lag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (Z) 180 (S) (Z) 12((2)S) NE NE (MW-2) 10/20/1997 ND ND ND ND 59,000 NA NA NA NA NA I NA NA NA NA NA NA NA NA NA NA 2/25/1998 ND ND ND ND 110,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA Abandoned 8/18-19/98 6 2 ND ND 71,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/1999 ND ND ND ND 61,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/1999 ND ND ND ND 32,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/2000 ND ND ND ND 38,000 NA NA NA NA I NA NA NA NA NA NA NA NA NA NA NA 3/6/2000 Abandoned MW-2 (MW-2D) 10/20/1997 ND ND ND ND 2,100 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/25/1998 ND ND ND ND 3,500 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18-19/98 ND ND ND ND 2,700 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/1999 ND ND ND ND 4,200 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/1999 ND ND ND ND 3,800 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 11/23/1999 ND ND ND ND 5,900 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/2000 ND ND ND ND 6,300 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2000 <1.0 1.1 <1.0 6.5 4,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 1/31/2001 <1.0 <1.0 <1.0 <3.0 1,400 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2001 <1.0 <1.0 <1.0 <3.0 430 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/27/2002 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2002 <1.0 <1.0 <1.0 <1.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/18/2003 <1.0 <1.0 <1.0 <1.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18/2003 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2004 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/17/2004 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 12/3/2015 <1.0 <1.0 <1.0 <1.0 5.2 <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 <100 <75 <75 <75 <100 MW-3 2/25/1998 ND ND ND ND 21 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/1999 ND ND ND ND 590 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/20/1999 ND ND ND ND 170 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2of13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m Sample ID Sample Data Q) C 0) C 0) m N 0) _� +�+ w 0) 41 O O O to O >+ x L w +� 2 Q1 Q R Q) U a V f0 s rr C a R O C 0) m C d N i� t U r K i r W V N -0 i rr C M O 7 U- d C � O 2 U- ++ C cC y t a 0) d >+ a fC Q a M U r U y 00 U U y N U U Q a 00 U LO U N v i+ E L O U a) U w v M E O L N N U U NCAC 2L Standard (lag/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* Surface Water Standard (lag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (Z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (Z) 180 (S) (Z) 12((2)S) NE NE MW-3 Continued 2/17/2000 ND ND ND ND 1,400 NA NA NA NA NA I NA NA NA NA NA NA NA NA NA NA 8/16/2000 <1.0 <1.0 <1.0 <3.0 52 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2001 <1.0 <1.0 <1.0 <3.0 22 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/27/2002 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2002 <1.0 <1.0 <1.0 <1.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/18/2003 <1.0 <1.0 <1.0 <1.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18/2003 <1 <1 <1 <3 <5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2004 <1 <1 <1 <3 <5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/17/2004 <1 <1 <1 <3 <5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2005 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 12/4/2015 <1.0 <1.0 <1.0 <1.0 0.83J <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 <100 <75 <75 <25 <100 MW-4 1/31/2001 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/27/2002 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2002 <1.0 <1.0 <1.0 <1.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/18/2003 <1.0 <1.0 <1.0 <1.0 15.7 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18/2003 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2004 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/17/2004 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2005 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2005 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/22/2006 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2006 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/20/2007 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/15/2007 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/25/2008 <0.5 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 3of13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m Sample ID Sample Data Q) C 0) C 0) m N 0) _� +�+ w 0) 41 O O O to O >+ x L w +� 2 Q1 Q R Q) U a V f0 s rr C a R O C 0) m C d N i� t U r K i r W V N -0 i rr C M O 7 U- d C � O 2 U- ++ C cC y t a 0) d >+ a fC Q a M U r U y 00 U U y N U U Q a 00 U LO U N v i+ E L O U a) U w v M E O L N N U U NCAC 2L Standard (lag/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* Surface Water Standard (lag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (Z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (Z) 180 (S) (Z) 12((2)S) NE NE MW-4 Continued 8/27/2008 <0.5 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/11/2009 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/20/2009 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/4/2010 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/12/2010 <1.0 <1.0 <1.0 <3.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/15/2011 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 9/8/2011 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/13/2012 <1.0 <1.0 <1.0 <3.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/3/2012 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/4/2013 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/29/2013 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2014 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/25/2014 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2015 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18/2015 <0.5 <0.5 <0.5 <1.5 <0.5 <4.9 <4.9 <4.9 <4.9 <4.9 <4.9 <4.9 <4.9 <4.9 <200 <200 <100 <100 <100 <200 12/3/2015 <1.0 <1.0 <1.0 <1.0 <1.0 <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 <100 151 <75 <25 <100 2/16/2016 <0.5 <0.5 <0.5 <0.5 <0.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/2016 <1.0 <1.0 <1.0 <3.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/7/2017 <1.0 <1.0 <1.0 <3.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/15/2017 <0.50 <0.50 <0.50 <0.50 <0.50 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/1/2018 <0.50 <0.50 <0.50 <0.50 <0.50 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2018 <0.50 <0.50 <0.50 <0.50 <0.50 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/15/2019 <0.50 <0.50 <0.50 <0.50 <0.50 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/8/2019 <0.50 <0.50 <0.50 <0.50 <0.50 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA MW-5 2/23/2005 <1.0 <1.0 <1.0 <3.0 <5.0 NA I NA NA I NA NA NA NA NA NA NA NA NA NA NA NA 12/3/2015 <1.0 <1.0 <1.0 <1.0 <1.0 <2.0 1 <2.0 <2.0 1 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 <100 <75 <75 <25 <100 4of13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m Sample ID Sample Data 0) 0) m m N _� w 0) _ H N O 1 x L (D �' IE .O+ 0) 0) CL f0 CD V Q C V L w C Q i f0 v O r 0) m C O N L U w ca x >+ w W V Ul -0 �' R L O LL 0) L O LL (D M Qi a O c L a t f0 _a Q M U 1 a) T- U y fC t Q 00 r♦ U I O U y fC t Q N /r♦ \) I O U ++ n3 Q 00 U I LO U N V r 13 E Q O r U I O U w V :C E Q N N U r U NCAC 2L Standard (Ng/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* Surface Water Standard (fag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (2) 180 (S) (2) 12(z)S) NE NE MW-6 2/17/2000 2,000 1500 7,300 14,000 30,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2000 2,000 700 3,200 12,000 29,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2001 9 37 27 240 8,100 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/27/2002 160 27 32 570 2,600 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2002 <20.0 <20.0 <20.0 <20.0 3,500 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/18/2003 354 <1.0 24.9 209 1,560 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18/2003 22 <1.0 <1.0 <3.0 400 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2004 260 13 4.6 4.4 410 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/17/2004 260 46 10 31 340 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2005 160 52 <10 <30 76 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2005 370 110 19 30 84 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/22/2006 110 47 <10 <30 120 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2006 240 33 9.8 J 17 58 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/20/2007 150 32 <10 <30 <50 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/15/2007 310 63 17 31 68 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/25/2008 130 37 4.5 14.9 95 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2008 170 28 3.3 8.9 230 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/11/2009 13.2 <1.0 <1.0 <2.0 23 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/20/2009 73.7 5 1.4 <2.0 33.1 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/4/2010 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/12/2010 <1.0 <1.0 <1.0 <3.0 10.4 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/15/2011 6.5 <1.0 <1.0 <2.0 4.9 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 9/8/2011 NS NS NS NS NS NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/13/2012 3.6 <1.0 <1.0 <3.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/3/2012 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/4/2013 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/29/2013 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2014 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 5of13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m Sample ID Sample Data 0) 0) m m N _� w 0) _ H N O 1 x L (D �' IE .O+ 0) 0) CL f0 CD V Q C V L w C Q i f0 v O r 0) m C O N L U w ca x >+ w W V Ul -0 �' R L O LL 0) L O LL (D M Qi a O c L a t f0 _a Q M U 1 a) T- U y fC t Q 00 r♦ U I O U y fC t Q N /r♦ \) I O U ++ n3 Q 00 U I LO U N V r 13 E Q O r U I O U w V :C E Q N N U r U NCAC 2L Standard (Ng/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* Surface Water Standard (fag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (2) 180 (S) (2) 12(z)S) NE NE MW-6 Continued 8/25/2014 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2015 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 12/3/2015 <1.0 <1.0 <1.0 <1.0 <1.0 <2.0 <2.0 <2.0 <2.0 7.3J <2.0 <2.0 <2.0 <2.0 1 <100 <100 <75 10J <25 <100 2/16/2016 <0.5 <0.5 <0.5 <0.5 <0.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/2016 <1.0 <1.0 <1.0 <3.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/7/2017 <1.0 <1.0 <1.0 <3.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/15/2017 <0.50 <0.50 <0.50 <0.50 <0.50 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/1/2018 <0.50 <0.50 <0.50 <0.50 <0.50 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2018 <0.50 <0.50 <0.50 <0.50 <0.50 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/15/2019 <0.50 <0.50 <0.50 <0.50 <0.50 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/8/2019 66 <0.50 1.0 1.5 <0.50 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA MW-7 (MW-6D) 10/25/1995 ND ND ND ND 57,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 12/12/95 ND ND ND ND 80,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 04/15/97 ND ND ND ND 40,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 07/16/97 ND ND ND ND 42,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 10/20/97 ND ND ND ND 43,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 11/9/1999 ND ND ND ND 25,900 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 11/23/1999 ND ND ND ND 10,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 1/31/2001 <1.0 <1.0 <1.0 <3.0 17,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2001 <1.0 <1.0 <1.0 <3.0 22,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2001 4 <1.0 <1.0 <3.0 12,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/27/2002 7.1 <1.0 <1.0 <3.0 15,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2002 <50.0 <50.0 <50.0 <50.0 4,120 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/18/2003 5.1 <1.0 <1.0 <1.0 2,890 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18/2003 <1.0 <1.0 <1.0 <3.0 38 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2004 6.5 <1.0 <1.0 <3.0 1,800 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/17/2004 <1 <1.0 <1.0 <3.0 2.7 J NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2005 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 6of13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m Sample ID Sample Data 0) 0) m m N _� w 0) _ H N O 1 x L (D �' IE .O+ 0) 0) CL f0 CD V Q C V L w C Q i f0 v O r 0) m C O N L U w ca x >+ w W V Ul -0 �' R L O LL 0) L O LL (D M Qi a O c L a t f0 _a Q M U 1 a) T- U y fC t Q 00 r♦ U I O U y fC t Q N /r♦ \) I O U ++ n3 Q 00 U I LO U N V r 13 E Q O r U I O U w V :C E Q N N U r U NCAC 2L Standard (Ng/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* Surface Water Standard (fag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (2) 180 (S) (2) 12(z)S) NE NE MW-7 (MW-6D) 8/16/2005 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/22/2006 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA Continued 8/16/2006 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/20/2007 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/15/2007 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/25/2008 <0.5 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2008 <0.5 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 12/4/2015 <1.0 <1.0 <1.0 <1.0 2.8 <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 <100 <75 12J <25 <100 MW-8 2/17/2000 ND ND ND ND 13,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2000 <1.0 <1.0 <1.0 <3.0 26,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2001 <1.0 <1.0 <1.0 <3.0 500 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2001 <1.0 <1.0 <1.0 <3.0 69 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/27/2002 <1.0 <1.0 <1.0 <3.0 680 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2002 <1.0 <1.0 <1.0 <1.0 68.7 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/18/2003 <1.0 <1.0 <1.0 <1.0 2,200 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18/2003 <1.0 <1.0 <1.0 <3.0 13,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2004 <1.0 <1.0 <1.0 <3.0 80 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/17/2004 <1.0 <1.0 <1.0 <3.0 340 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2005 <10 <10 <10 <30 130 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2005 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/22/2006 <1.0 <1.0 <1.0 <3.0 9,600 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2006 <1.0 <1.0 <1.0 <3.0 860 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/20/2007 <1.0 <1.0 <1.0 <3.0 2,800 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/15/2007 <1.0 <1.0 <1.0 <3.0 1,600 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/25/2008 <0.5 <1.0 <1.0 <3.0 580 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2008 <0.5 <1.0 <1.0 <3.0 640 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/11/2009 <1.0 <1.0 <1.0 <2.0 722 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/20/2009 <1.0 <1.0 <1.0 <2.0 475 NA NA I NA NA NA NA NA NA NA NA NA NA NA NA NA 7of13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m Sample ID Sample Data 0) 0) m m N _� w 0) _ H N O 1 x L (D �' IE .O+ 0) 0) CL f0 CD V Q C V L w C Q i f0 v O r 0) m C O N L U w ca x >+ w W V Ul -0 �' R L O LL 0) L O LL (D M Qi a O c L a t f0 _a Q M U 1 a) T- U y fC t Q 00 r♦ U I O U y fC t Q N /r♦ \) I O U ++ n3 Q 00 U I LO U N V r 13 E Q O r U I O U w V :C E Q N N U r U NCAC 2L Standard (Ng/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* Surface Water Standard (fag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (2) 180 (S) (2) 12(z)S) NE NE MW-8 Continued 2/4/2010 <1.0 <1.0 <1.0 <2.0 231 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/12/2010 <2.0 <2.0 <2.0 <6.0 215 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/15/2011 <1.0 <1.0 <1.0 <2.0 404 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 9/8/2011 <1.0 <1.0 <1.0 <2.0 37.9 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/13/2012 <1.0 <1.0 <1.0 <3.0 28.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/3/2012 <1.0 <1.0 <1.0 <2.0 43.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/4/2013 <1.0 <1.0 <1.0 <2.0 27.1 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/29/2013 <1.0 <1.0 <1.0 <2.0 22.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2014 <1.0 <1.0 <1.0 <2.0 3.3 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/25/2014 <1.0 <1.0 <1.0 <2.0 27.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2015 <1.0 <1.0 <1.0 <2.0 24.4 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18/2015 <0.5 <0.5 <0.5 <1.5 <0.5 <5.0 <5.0 <5.0 <5.0 <5.0 <5.0 <5.0 <5.0 <5.0 <200 <200 <100 <100 <100 <200 12/4/2015 <1.0 <1.0 <1.0 <1.0 18 <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 <100 <75 191 <25 <100 2/16/2016 <0.5 <0.5 <0.5 <0.5 16 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/2016 <1.0 <1.0 <1.0 <3.0 7.9 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/7/2017 <1.0 <1.0 <1.0 <3.0 9.7 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/15/2017 <0.50 <0.50 <0.50 <0.50 7.2 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/1/2018 <0.50 <0.50 <0.50 <0.50 11 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2018 <0.50 <0.50 <0.50 <0.50 6.6 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/15/2019 <0.50 <0.50 <0.50 <0.50 10 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/8/2019 <0.50 <0.50 <0.50 <0.50 6.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA MW-13 10/20/1997 ND ND ND ND 23,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/25/1998 190 ND ND ND 31,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18-19/98 3 ND ND ND 4,300 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/1999 9 ND ND ND 10,000 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/1999 ND ND ND ND 530 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/2000 ND ND ND ND 1,200 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2000 1.8 <1.0 <1.0 <3.0 510 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8of13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m Sample ID Sample Data Q) C 0) C 0) m N 0) _� +�+ w 0) 41 O O O to O >+ x L w +� 2 Q1 Q R Q) U a V f0 s rr C a R O C 0) m C d N i� t U r K i r W V N -0 i rr C M O 7 U- d C � O 2 U- ++ C cC y t a 0) d >+ a fC Q a M U r U y 00 U U y N U U Q a 00 U LO U N v i+ E L O U a) U w v M E O L N N U U NCAC 2L Standard (lag/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* Surface Water Standard (lag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (Z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (Z) 180 (S) (Z) 12((2)S) NE NE MW-13 2/23/2001 2.9 <1.0 <1.0 <3.0 410 NA NA NA NA NA I NA NA NA NA NA NA NA NA NA NA 8/16/2001 5.2 <1.0 <1.0 <3.0 290 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA Continued 2/27/2002 1.2 <1.0 <1.0 <3.0 160 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2002 3.3 <1.0 <1.0 <1.0 134 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/18/2003 <1.0 <1.0 <1.0 <1.0 1.1 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/18/2003 8.3 <1.0 <1.0 <3.0 45 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2004 1.0 <1.0 <1.0 <3.0 3.8 J NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/17/2004 <1.0 <1.0 <1.0 <3.0 18 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2005 1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/17/2005 2.6 <1.0 <1.0 <3.0 5.4 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/22/2006 86 3.5 2.4 1.2 14.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2006 <1.0 <1.0 <1.0 <3.0 2.6 J NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/20/2007 3.5 <1.0 <1.0 <3.0 6.1 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/15/2007 31 <1.0 <1.0 <3.0 6.2 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/25/2008 10 <1.0 <1.0 <3.0 2.9J NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/28/2008 7.6 <1.0 <1.0 <3.0 3.8J NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/11/2009 <1.0 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/20/2009 5.7 <1.0 <1.0 <2.0 1.8 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/4/2010 2.1 <1.0 <1.0 <2.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/12/2010 8.3 <1.0 <1.0 <3.0 3.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/15/2011 7.8 <1.0 <1.0 <2.0 6.8 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 9/8/2011 25.4 <1.0 <1.0 <2.0 1.4 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/13/2012 27.5 <1.0 <1.0 <3.0 3.1 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/3/2012 NS NS NS NS NS NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/4/2013 17.6 <1.0 <1.0 <2.0 2.4 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/29/2013 1.4 <1.0 <1.0 <2.0 1.4 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/19/2014 6.6 <1.0 <1.0 <2.0 3.8 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/25/2014 14.0 <1.0 <1.0 <2.0 4.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 9of13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m Sample ID Sample Data Q) C 0) C 0) m N 0) _� +�+ w 0) 41 O O O to O >+ x L w +� 2 Q1 Q R Q) U a V f0 s rr C a R O C 0) m C d N i� t U r K i r W V N -0 i rr C M O 7 U- d C � O 2 U- ++ C cC y t a 0) d >+ a fC Q a M U r U y 00 U U y N U U Q a 00 U LO U N v i+ E L O U a) U w v M E O L N N U U NCAC 2L Standard (lag/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* Surface Water Standard (lag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (Z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (Z) 180 (S) (Z) 12((2)S) NE NE MW-13 2/23/2015 4.6 <1.0 <1.0 <2.0 5.1 NA NA NA NA NA I NA NA NA NA NA NA NA NA NA NA 8/18/2015 6.4 <0.5 <0.5 <1.5 1.0 <5.0 <5.0 <5.0 <5.0 <5.0 <5.0 <5.0 <5.0 <5.0 <200 <200 <100 53.9J <100 <200 Continued 12/4/2015 7.1 <1.0 <1.0 <1.0 9.0 <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 I <100 191 130 <25 <100 2/16/2016 32 1.3 0.85 1.00 5.3 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/2016 6.6 <1.0 <1.0 <3.0 <1.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/7/2017 1.3 <1.0 <1.0 <3.0 3.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/15/2017 0.69 <0.50 <0.50 <0.50 8.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/1/2018 1.9 <0.50 <0.50 <0.50 0.87 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2018 5.2 <0.50 <0.50 <0.50 2.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/15/2019 48 1.6 1.4 2.0 2.7 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/8/2019 2.8 <0.50 <0.50 <0.50 2.8 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA MW-17 (MW-TR1U) 8/18/1998 38 ND ND ND 3,500 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/1999 57 ND ND ND 2,400 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/1999 23 ND ND ND 370 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/2000 86 18 6 ND 170 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2000 50 7.9 2.2 <3.0 100 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2001 21 1.9 1.6 <3.0 21 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2001 16 1.4 <1.0 <3.0 20 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/27/2002 11 <1.0 <1.0 <3.0 12 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 12/4/2015 <1.0 <1.0 <1.0 <1.0 0.55J <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 110 <75 71 J <25 <100 MW-18 (MW-TR1D) 8/18-19/98 ND ND ND ND 240 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/1999 ND ND ND ND 70 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/1999 ND ND ND ND 20 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/17/2000 ND ND ND ND 5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 10 of 13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m Sample ID Sample Data Q) C 0) C 0) m N 0) _� +�+ w 0) 41 O O O to O >+ x L w +� 2 Q1 Q R Q) U a V f0 s rr C a R O C 0) m C d N i� t U r K i r W V N -0 i rr C M O 7 U- d C � O 2 U- ++ C cC y t a 0) d >+ a fC Q a M U r U y 00 U U y N U U Q a 00 U LO U N v i+ E L O U a) U w v M E O L N N U U NCAC 2L Standard (lag/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* Surface Water Standard (lag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (Z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (Z) 180 (S) (Z) 12((2)S) NE NE MW-18 (MW-TR1 D) 2/27/2002 <1.0 <1.0 <1.0 <3.0 <5.0 NA NA NA NA NA I NA NA NA NA NA NA NA NA NA NA 12/4/2015 <1.0 <1.0 <1.0 <1.0 0.43J <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 <100 <75 <75 <25 <100 Continued MW-23 12/3/2015 <1.0 <1.0 <1.0 <1.0 <1.0 <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 140 <75 <75 <25 <100 MW-24 12/4/2015 1.01 14 <5.0 <5.0 <5.0 14 4.3J 1.9J 1.2J <50 9.3J 2.8J 7.4J 7.3J <100 160 640 1,100 750 410 2/16/2016 8.7 8.7 2.0 J 3.9 <2.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/2016 4.2 4.1 1.4 <3.0 NA 10.2 4.9J <0.33 <0.21 <0.79 11.5 2.1J 8.7 6.3 <100 <100 393 2,050 730 276 2/7/2017 4.7 4.8 1.3 <3.0 NA 9.2 4.8J 1.OJ <0.21 <0.79 10.6 1.5J 7.3 6.6 <100 101 564 1,520 783 244 8/15/2017 1.4 3.9 0.53 0.88 NA 4.8J 1.9J 0.77J 0.29J <8.0 6.8J <8.0 1.5J 5.5J <120 <120 340 660 280 180 2/1/2018 t 1.7 1.8 0.63 0.75 NA 8.6J 2.4J <16 <16 <16 8.9J <16 <16 7.1J <100 <100 280 620 280 160 8/16/2018 2.0 1.8 0.64 1.2 NA 5.7J 2.2J <16 <16 <16 4.1 J <16 2.1 J 3.1 J <100 <100 410 740 330 130 2/15/2019 13 14 3.3 7.4 NA 7.0 2.9 J <3.2 <3.2 <16 7.9 <3.2 2.3 J 1 6.2 190 260 400 1,900 520 320 8/8/2019 0.45J <0.50 <0.50 <0.50 NA <8.0 <8.0 <8.0 <8.0 <40 <8.0 <8.0 <8.0 <8.0 <110 160 100 150 81 290 MW-25 12/4/2015 <1.0 <1.0 <1.0 <1.0 1.1 <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 <100 <75 <75 <25 <100 2/16/2016 <0.5 <0.5 <0.5 <0.5 1.1 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/2016 <1.0 <1.0 <1.0 <3.0 NA <0.25 <0.14 <0.33 <0.21 <0.79 <0.21 <0.21 <0.22 <0.19 <100 <100 <50.0 <50.0 <50.0 <100 2/7/2017 <1.0 <1.0 <1.0 <3.0 NA <0.25 <0.14 <0.33 <0.21 <0.79 <0.21 <0.21 <0.22 <0.19 <100 <100 <50.0 <50.0 <50.0 <100 8/15/2017 0.61 <0.50 <0.50 <0.50 NA <1.6 <1.6 <1.6 <1.6 <1.6 <1.6 <1.6 <1.6 0.62J <110 <110 <75 <75 <25 <110 2/1/2018 <0.50 <0.50 <0.50 <0.50 NA <8.0 <8.0 <8.0 <8.0 <8.0 <8.0 <8.0 <8.0 0.68J <100 <100 <75 <75 <25 <100 8/16/2018 <0.50 <0.50 <0.50 <0.50 NA <8.0 <8.0 <8.0 <8.0 <8.0 <8.0 <8.0 <8.0 0.51 J <100 <100 <75 <75 <25 <100 2/15/2019 <0.50 <0.50 <0.50 <0.50 NA <1.6 I <1.6 <1.6 <1.6 <8.0 <1.6 <1.6 <1.6 <1.6 <100 <100 <75 <75 <25 <100 8/8/2019 t <0.50 <0.50 <0.50 <0.50 NA <1.6 <1.6 <1.6 <1.6 <8.0 <1.6 <1.6 <1.6 <1.6 <100 <100 <75 <75 <25 <100 MW-25D 12/4/2015 <1.0 <1.0 <1.0 <1.0 1.2 <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 100 <75 <75 <25 <100 2/16/2016 <0.5 <0.5 <0.5 <0.5 1.3 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA 8/19/2016 <1.0 <1.0 <1.0 <3.0 NA <0.25 <0.14 <0.33 <0.21 <0.79 <0.21 <0.21 <0.22 <0.19 <100 <100 <50.0 <50.0 <50.0 <100 2/7/2017 <1.0 <1.0 <1.0 <3.0 NA <0.25 <0.14 <0.33 <0.21 <0.79 <0.21 <0.21 <0.22 <0.19 <100 <100 <50.0 <50.0 <50.0 <100 8/15/2017 <0.50 <0.50 <0.50 <0.50 <0.50 <1.6 <1.6 <1.6 <1.6 <1.6 <1.6 <1.6 <1.6 <1.6 <100 <100 <75 <75 <25 <100 2/1/2018 t <0.50 <0.50 <0.50 <0.50 <0.50 <1.6 <1.6 <1.6 <1.6 0.75J <1.6 <1.6 <1.6 <1.6 <100 <100 <75 <75 <25 <100 8/16/2018 <0.50 <0.50 <0.50 <0.50 NA <1.6 <1.6 <1.6 <1.6 <8.0 <1.6 <1.6 <1.6 <1.6 <100 <100 <75 <75 <25 <100 11 of 13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Volatile Organic Compounds Method 6200B Semi Volatile Organic Compounds Method 625 MADEP-EPH/VPH w m L r Sample ID Sample Data y y N v w v K fC Q i+ E M E O Q1 i i a Q L O L Q) N w rr d a C 0) 0) 0) 41 to O Q R V f0 R O C d N r W C M C � ++ C cC 0) M U 00 U N U 00 U O U N N U C _� O +� Q) s rr C i� V O O y d 0) m +�+ w O >+ x 2 U a C a 0) m t U N -0 7 U- 2 U- t a >+ a r U U U LO U a) U U NCAC 2L Standard (lag/L) 1 600 600 500 20 80 2,000 0.05 5 3 300 300 200 200 10,000* 700* 400* 200* 12((2)S) Surface Water Standard (lag/L) (WS-II, HQW) 1.19 68 (') 11 670 (Z) 19 (z) 70 (') 300 (') 0.0028 0.32 (') 20 (') 50 (') NE 20 (') S 180 (S) (Z) 180 (S) (Z) NE NE MW-25D 2/15/2019 <0.50 <0.50 <0.50 <0.50 NA <1.6 <1.6 <1.6 <1.6 1 <8.0 1 <1.6 <1.6 <1.6 <1.6 NA NA <75 <75 <25 NA 8/8/2019 t <0.50 <0.50 <0.50 <0.50 5.4 <1.6 <1.6 <1.6 <1.6 <8.0 <1.6 <1.6 <1.6 <1.6 <100 <100 <75 <75 <25 <100 Continued Quality Assurance / Quality Control Samples Dup-1 (MW-4) 8/18/2015 <0.5 <0.5 <0.5 <1.5 <0.5 <4.8 <4.8 <4.8 <4.8 <4.8 <4.8 <4.8 <4.8 <4.8 <190 <190 <100 <100 <100 <190 Dup120415 (MW-25D) 12/4/2015 <1.0 <1.0 <1.0 <1.0 1.1 <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 <100 <75 <75 <25 <100 Dup12032015 (MW-2) 12/3/2015 <1.0 <1.0 <1.0 <1.0 5.2 <2.0 <2.0 <2.0 <2.0 <10 <2.0 <2.0 <2.0 <2.0 <100 100 <75 <75 <25 <100 KSDUP (MW-24) 2/16/2016 7.7 12 2.1 J 3.8 <2.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA DUP081916 (MW-8) 8/19/2016 <1.0 <1.0 <1.0 <3.0 7.2 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA DUP020717 (MW-8) 2/7/2017 <1.0 <1.0 <1.0 <3.0 9.5 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA DUP08152017(MW-13) 8/15/2017 0.75 <0.50 <0.50 <0.50 7.9 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA DUP-1 (MW-8) 2/1/2018 <0.50 <0.50 <0.50 <0.50 9.7 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA DUP-1(MW-24) 8/16/2018 1.8 1.9 0.61 1.1 <0.50 5.9J 2.1J <16 <16 <80 3.7J <16 1.9J 28J <100 <100 340 700 360 110 DUP21519(MW-13) 02/15/19 48 1.6 1.3 2.0 3.0 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA DUP-1 (MW-24) 8/8/2019 <0.50 <0.50 <0.50 <0.50 5.4 NA NA NA NA NA NA NA NA NA NA NA NA NA NA I NA 12 of 13 Table 4 Groundwater Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Notes: All concentrations reported in micrograms per liter (pg/L) MADEP = Massachusetts Department of Environmental Protection EPH = Extractable Petroleum Hydrocarbons VPH = Volatile Petroleum Hydrocarbons WS-II = Water Supply Class II HQW = High Quality Waters NE = No standard established NA = Not analyzed ND = Not detected Bold = Detection exceeds North Carolina Administrative Code (NCAC) 2L Groundwater Standard Gray fill indicates detection above the applicable Surface Water Standards (Indicated with superscript numerals 1 and 2) No superscript numeral indicates the NCAC 2B Surface Water Standard for Water Supply (WS) ll, High Quality Waters (HQW) classification (') = Environmental Protection Agency Nationally Recommended Water Quality Criteria for Aquatic Life and Human Health. (z) = North Carolina Protective Values for Surface Waters "<" = Analyte was not detected at or above the reporting limit shown. Final and interim groundwater quality standards "J" = Estimated concentration between the method detection limit and the reporting limit. "S" = Solubility exceeds toxicity; therefore, standard is met if no sheen is present on water surface or shoreline t = Additional analytes were detected in these wells during the sampling event flagged: MW-24, 2/1/2018: Benzo(a)pyrene at an estimated concentration of 1.0 pg/L which is above the 2L Standard of 0.005 pg/L and 213 Standard of 0.0028 pg/L for Total PAHs combined. MW-25D, 2/1/2018: Di-n-butyl phthalate at an estimated concentration of 0.44 pg/L which is below the 2L Standard of 700 pg/L and the 213 Standard of 20 pg/L. MW-25, 8/8/2019: Di-n-butyl phthalate at an estimated concentration of 1.5 pg/L which is below the 2L Standard of 700 pg/L and the 213 Standard of 20 pg/L. MW-25D, 8/8/2019: Diethylphthalate at an estimated concentration of 1.4 pg/L which is below the 2L Standard of 6 pg/L and the 213 Standard of 600 pg/L. MW-25D, 8/8/2019: Di-n-butyl phthalate at an estimated concentration of 1.4 pg/L which is below the 2L Standard of 700 pg/L and the 2B Standard of 20 pg/L. MW-25D, 8/8/2019: Phenol at a concentration of 11 pg/L which is below the 2L Standard of 30 pg/L and the 213 Standard of 4,000 pg/L. Monitor Well naming convention was modified January 2001. Former well designation in parentheses. 13 of 13 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 12/20/1999 <1.0 <1.0 <1.0 <3.0 <5.0 - 4/10/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Allen 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/22/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 Church Bethpage- Chu 11/23/1999 <1.0 <1.0 <1.0 <3.0 <5.0 2/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 4/26/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/25/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 8/29/2005 <1.0 <1.0 <1.0 <1.0 <5.0 DW-Boan 5/8/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Brasington 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Brooks 6/27/2000 <2.0 <2.0 <2.0 <4.0 <2.0 DW-Buchanan 9/11/2014 <0.5 1 <0.5 8.6 <3.0 1 <5.0 - 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 8/29/2016 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 DW-Cain 2/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 - 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Cain-Influent 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 I <1.0 <1.0 <3.0 1 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 I <1.0 <1.0 <3.0 1 <5.0 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/1/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 <1.0 <1.0 <1.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 3/11/2003 <1.0 <1.0 <1.0 <3.0 1 <5.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 <5.0 8/25/2014 <0.5 <0.5 <0.5 <3.0 <5.0 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 - 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 8/29/2016 <0.5 <0.5 1 <0.5 <3.0 <5.0 1 <1.0 Page 1 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 DW-Cain-Effluent 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 DW-Cheeseman 6/27/2000 <2.0 <2.0 <2.0 <4.0 <2.0 - 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 2/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Childers 7/31/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Childers- 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 Influent 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/1/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 <1.0 <1.0 <1.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 <5.0 11/23/1999 <1.0 I <1.0 <1.0 <3.0 <5.0 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 1 <5.0 9/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Clark 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 I <1.0 <3.0 <5.0 3/14/2002 <1.0 I <1.0 I <1.0 <3.0 <5.0 8/22/2017 Not Sampled - Could not contact owner DW-Cook 11/23/1999 <1.0 <1.0 <1.0 <3.0 <5.0 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Cook-Effluent 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 I <1.0 <1.0 <3.0 1 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 DW-Cook- 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 Influent 8/29/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 <5.0 5/21/2009 <1.0 I <1.0 <1.0 <3.0 1 <5.0 5/24/2011 <0.5 <1.0 <1.0 <3.0 <5.0 5/17/2012 <1.0 <1.0 <1.0 <3.0 <5.0 8/22/2017 <0.50 <0.50 <0.50 <3.0 <5.0 <1.0 8/23/2018 <1.0 <1.0 <1.0 <3.0 <1.0 <1.0 8/22/2019 <0.50 <0.50 <0.50 <3.0 <5.0 <1.0 11/23/1999 <1.0 <1.0 <1.0 1 <3.0 <5.0 - DW-Coren 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 1 <5.0 Page 2 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 9/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 - 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Coren- 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 Influent 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 5/21/2009 <1.0 <1.0 <1.0 <3.0 <5.0 5/17/2012 <1.0 <1.0 <1.0 <3.0 <5.0 - 8/22/2017 <0.50 <0.50 1.3 <3.0 <5.0 <1.0 8/23/2018 <1.0 <1.0 <1.0 <3.0 <1.0 <1.0 8/22/2019 <0.50 <0.50 1.6 2.01 <5.0 <1.0 12/7/1999 <1.0 <1.0 <1.0 <3.0 <5.0 - 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 I <1.0 <1.0 <3.0 <5.0 DW-Crainshaw 9/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/22/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 DW-Crowe (MW-16)(11 11/9/1999 <1.0 <1.0 <1.0 <3.0 116 11/19/1999 <1.0 <1.0 <1.0 <3.0 990 1/6/2000 <1.0 <1.0 <1.0 <3.0 600 8/16/2000 <1.0 <1.0 <1.0 <3.0 200 2/6/2001 <1.0 <1.0 <1.0 <3.0 69 3/1/2001 <1.0 <1.0 <1.0 <3.0 42 8/16/2001 <1.0 <1.0 <1.0 <3.0 19 2/27/2002 <1.0 <1.0 <1.0 <3.0 5 8/28/2002 <1.0 <1.0 <1.0 <1.0 <1.0 2/18/2003 <1.0 <1.0 <1.0 <1.0 <1.0 8/18/2003 <1.0 <1.0 <1.0 <3.0 <5.0 2/19/2004 <1.0 <1.0 <1.0 <3.0 <5.0 8/17/2004 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2005 <1.0 <1.0 <1.0 <3.0 <5.0 8/17/2005 <1.0 <1.0 <1.0 <3.0 <5.0 2/22/2006 <1.0 <1.0 <1.0 <3.0 <5.0 5/21/2009 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Dau hter 12/20/1999 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Deaton 12/20/1999 <1.0 <1.0 <1.0 <3.0 <5.0 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 1 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/22/2001 <1.0 I <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 - DW-Ellis 8/27/2015 <0.5 <0.5 2.0 <3.0 <5.0 <1.0 DW-Elwood 1/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 - 9/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 1 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Elwood-D 5/7/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Elwood 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 <5.0 Page 3 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 11/23/1999 <1.0 <1.0 <1.0 <3.0 <5.0 - 12/27/1999 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Emerson 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 4/26/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/25/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Emerson- 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 Effluent 3/14/2002 <1.0 <1.0 <1.0 <3.0 <5.0 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Emerson- 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 Influent 2/27/2002 <1.0 <1.0 <1.0 <3.0 <5.0 3/14/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 I <1.0 <1.0 <1.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 1 <5.0 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 7/17/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 8/29/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 I <1.0 <1.0 <3.0 <5.0 9/11/2014 <0.5 <0.5 <0.5 <3.0 <5.0 8/22/2017 <0.50 <0.50 <0.50 <3.0 <5.0 <1.0 DW-Gaultney 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 - DW-Goodnight- 3/29/2000 <1.0 <1.0 <1.0 <3.0 72.4 New 4/17/2000 <1.0 <1.0 <1.0 <3.0 1 32 7/6/2000 <1.0 <1.0 2.2 <3.0 <5.0 7/18/2000 <1.0 I <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Goodnight- 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 New-CV-1 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 i <5.0 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 I <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Goodnight- 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 New-CV-2 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 8/27/2015 <1.0 <1.0 <1.0 <3.0 <5.0 <1.0 8/29/2015 <1.0 <1.0 <1.0 I <3.0 <5.0 <1.0 8/29/2016 <0.50 <0.50 <0.50 1 <3.0 <5.0 <1.0 Page 4 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 7/18/2000 <1.0 <1.0 18 <3.0 6.2 - 8/16/2000 <1.0 <1.0 3 <3.0 <5.0 9/28/2000 <1.0 <1.0 4.7 <3.0 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/27/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 <1.0 <1.0 <1.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 DW-Goodnight- 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 New 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 -Influent 7/17/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/11/2004 <1.0 <1.0 <1.0 <3.0 <5.0 9/2/2004 <1.0 <1.0 <1.0 <2.0 <1.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 11/22/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 I <1.0 <1.0 <3.0 <5.0 5/21/2009 <1.0 <1.0 <1.0 <3.0 <5.0 5/24/2011 <0.5 <1.0 <1.0 <3.0 1 <5.0 5/17/2012 <1.0 <1.0 <1.0 <3.0 <5.0 8/29/2013 <0.5 <0.5 <0.5 <3.0 <5.0 8/25/2014 <0.5 <0.5 <0.5 <3.0 <5.0 - 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 1 <1.0 8/29/2016 <0.5 1 <0.5 <0.5 <3.0 0.991 <1.0 8/22/2017 <0.50 <0.50 <0.50 <3.0 <5.0 <1.0 8/23/2018 <1.0 <1.0 <1.0 <3.0 <1.0 <1.0 8/22/2019 <0.50 <0.50 <0.50 <3.0 <5.0 <1.0 11/19/1999 <1.0 <1.0 <1.0 <3.0 <5.0 - 12/22/1999 <1.0 <1.0 <1.0 <3.0 1 <5.0 DW-Goodnight- 2/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 Old 3/27/2000 <1.0 I <1.0 <1.0 <3.0 <5.0 4/26/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/25/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Goodnight- Old-CV-1 6/15/2000 <1.0 <1.0 <1.0 <3.0 1 <5.0 DW-Goodnight- Old-CV-2 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Goodnight- Old -Influent 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Harwood 6/27/2000 <2.0 <2.0 <2.0 <4.0 <2.0 DW-Johnson 12/20/1999 <1.0 <1.0 <1.0 <3.0 <5.0 6/6/2007 <1.0 <1.0 <1.0 <3.0 1 <5.0 DW-Kann-Station(2) 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/24/2011 <1.0 <1.0 <1.0 <3.0 <5.0 5/17/2012 <1.0 <1.0 <1.0 <3.0 <5.0 8/29/2013 <0.5 <0.5 <0.5 <3.0 <5.0 8/29/2016 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 8/22/2017 <0.50 <0.50 <0.50 1 <3.0 1 <5.0 <1.0 8/23/2018 <1.0 <1.0 <1.0 <3.0 <1.0 <1.0 8/22/2019 1 <0.50 1 <0.50 <0.50 <3.0 <5.0 <1.0 DW-Keasler 10/2/2000 1 <1.0 I <1.0 <1.0 1 <3.0 1 <5.0 1 - Page 5 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 11/23/1999 <1.0 <1.0 <1.0 <3.0 <5.0 - 2/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Keenan 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 4/26/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/25/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Keenan- 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 Influent 3/14/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 3/11/2003 <1.0 I <1.0 <1.0 <3.0 <5.0 7/17/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 1 <5.0 5/21/2009 <1.0 <1.0 <1.0 <3.0 <5.0 5/24/2011 <0.5 <1.0 <1.0 <3.0 <5.0 5/17/2012 <1.0 <1.0 <1.0 <3.0 <5.0 - 8/22/2017 <0.50 1 <0.50 <0.50 <3.0 <5.0 <1.0 DW-Kissiah 4/19/2000 <1.0 <1.0 <1.0 <3.0 <5.0 - 1/5/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Laws 5/22/2000 <1.0 <1.0 <1.0 <3.0 1 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 7/31/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 11/14/2000 1 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/6/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Laws- 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 Influent 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/1/2002 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 7/17/2003 <1.0 <1.0 <1.0 <3.0 <5.0 12/28/2004 <1.0 <1.0 <1.0 <3.0 <5.0 8/29/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2011 <1.0 <1.0 <1.0 <3.0 <5.0 9/11/2014 <0.5 <0.5 <0.5 <3.0 <5.0 Page 6 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 DW-Lunsford-D 6/28/2000 <2.0 <2.0 <2.0 <4.0 <2.0 - 11/23/1999 <1.0 <1.0 <1.0 <3.0 <5.0 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Luther 4/26/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/25/2000 <1.0 <1.0 <1.0 <3.0 <5.0 - 8/22/2017 <0.50 <0.50 <0.50 <3.0 <5.0 <1.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 - 8/11/2000 <5.0 <5.0 <5.0 <1.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/11/2000 <5.0 <5.0 <5.0 <1.0 <5.0 9/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Luther- 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 Effluent 6/22/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/1/2002 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/22/2004 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 <5.0 5/21/2009 <1.0 <1.0 <1.0 <3.0 <5.0 5/24/2011 <0.5 <1.0 <1.0 <3.0 <5.0 5/17/2012 <1.0 <1.0 <1.0 <3.0 <5.0 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 1 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 Dnutty- Infiluentluent 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 1 <5.0 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/14/2002 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 <5.0 9/11/2014 <0.5 <0.5 <0.5 1 <3.0 1 <5.0 Page 7 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 - 5/4/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 6.3 5/1/2001 <1.0 <1.0 <1.0 <3.0 5.4 6/21/2001 <1.0 <1.0 <1.0 <3.0 31 DW-Maurer- 7/6/2001 <1.0 <1.0 <1.0 <3.0 <5.0 CV-1 8/20/2001 <1.0 <1.0 <1.0 <3.0 <5.0 10/24/2001 <1.0 <1.0 <1.0 <3.0 6.1 3/1/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 <1.0 <1.0 <1.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 5.8 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 7/17/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/11/2004 <1.0 <1.0 <1.0 <3.0 <5.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 8/29/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 I <1.0 <1.0 <3.0 <5.0 9/5/2007 <1.0 <1.0 <1.0 <3.0 <5.0 2/16/2000 <1.0 <1.0 <1.0 <3.0 1 <5.0 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/4/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/25/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 1 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Maurer- CV-2 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 1 <5.0 8/20/2001 <1.0 <1.0 <1.0 <3.0 <5.0 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/1/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 <1.0 <1.0 <1.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 3/11/2003 <1.0 <1.0 <1.0 <3.0 1 <5.0 7/17/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/11/2004 <1.0 <1.0 <1.0 <3.0 <5.0 9/2/2004 <1.0 <1.0 <1.0 <2.0 <1.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 8/29/2005 <1.0 I <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 <5.0 9/5/2007 <1.0 <1.0 <1.0 1 <3.0 1 <5.0 5/24/2011 <0.5 <1.0 <1.0 <3.0 <5.0 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 8/29/2016 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 Page 8 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (Ng/L) 1 600 600 500 20 6 DW-Maurer 12/27/1999 <1.0 <1.0 <1.0 <3.0 <5.0 - 1/5/2000 <1.0 <1.0 <1.0 <3.0 <5.0 D Influent fluent 2/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/27/2000 <1.0 <1.0 <1.0 <3.0 10 5/4/2000 <1.0 <1.0 <1.0 <3.0 28 5/25/2000 <1.0 <1.0 <1.0 <3.0 31 6/15/2000 <1.0 <1.0 <1.0 <3.0 32 7/18/2000 <1.0 <1.0 <1.0 <3.0 12 8/16/2000 <1.0 <1.0 <1.0 <3.0 40 9/28/2000 <1.0 <1.0 <1.0 <3.0 40 11/14/2000 <1.0 <1.0 <1.0 <3.0 33 12/13/2000 <1.0 <1.0 <1.0 <3.0 40 1/18/2001 <1.0 <1.0 <1.0 <3.0 34 2/23/2001 <1.0 <1.0 <1.0 <3.0 38 3/30/2001 <1.0 <1.0 <1.0 <3.0 39 5/1/2001 <1.0 <1.0 <1.0 <3.0 23 6/21/2001 <1.0 <1.0 <1.0 <3.0 31 8/20/2001 <1.0 <1.0 <1.0 <3.0 19 10/24/2001 <1.0 <1.0 <1.0 <3.0 28 3/1/2002 <1.0 <1.0 <1.0 <3.0 18 5/14/2002 <1.0 <1.0 <1.0 <1.0 21 7/10/2002 <1.0 <1.0 <1.0 <1.0 28 11/6/2002 <1.0 <1.0 <1.0 <1.0 24 3/11/2003 <1.0 I <1.0 <1.0 <3.0 1 12 7/17/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/11/2004 <1.0 <1.0 <1.0 <3.0 16 9/2/2004 <1.0 <1.0 <1.0 <2.0 8.7 3/9/2005 <1.0 <1.0 <1.0 <3.0 6.9 8/29/2005 <1.0 <1.0 <1.0 <3.0 7.4 9/28/2006 <1.0 <1.0 <1.0 <3.0 5.2 9/5/2007 <1.0 I <1.0 <1.0 <3.0 1 <5.0 5/21/2009 <1.0 <1.0 <1.0 <3.0 <5.0 5/24/2011 <0.5 <1.0 <1.0 <3.0 <5.0 5/17/2012 <1.0 <1.0 <1.0 <3.0 <5.0 8/29/2013 <0.5 <0.5 <0.5 <3.0 <5.0 8/25/2014 <0.5 <0.5 <0.5 <3.0 <5.0 - 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 8/29/2016 <0.5 1 <0.5 <0.5 <3.0 1 2.00J <1.0 8/22/2017 <0.50 <0.50 <0.50 <3.0 <5.0 <1.0 8/23/2018 <1.0 <1.0 <1.0 <3.0 1.9 <1.0 8/22/2019 <0.50 <0.50 <0.50 <3.0 <5.0 <1.0 DW-Mesimer-D 6/27/2000 <2.0 <2.0 <2.0 <4.0 <2.0 - DW-Mesimer-H 6/27/2000 <2.0 <2.0 <2.0 <4.0 <2.0 DW-Mesimer-K 6/27/2000 <2.0 <2.0 <2.0 <4.0 <2.0 DW-Michael 7/31/2000 <1.0 I <1.0 <1.0 <3.0 1 <5.0 DW-Murphy 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 12/6/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 6/5/2007 <1.0 <1.0 <1.0 <1.0 <5.0 DW-Myers 12/20/1999 <1.0 <1.0 <1.0 <3.0 1 48 12/22/1999 <1.0 <1.0 <1.0 <3.0 81 1/5/2000 <1.0 <1.0 <1.0 <3.0 51 5/21/2009 <1.0 <1.0 <1.0 <3.0 <5.0 Page 9 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 DW-Myers-CV-1 2/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 - DW-Myers-CV-2 1/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 2/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2000 <1.0 <1.0 <1.0 <3.0 66 2/16/2000 <1.0 <1.0 <1.0 <3.0 62 DW-Myers-Influent 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/27/2002 <1.0 <1.0 <1.0 <3.0 <5.0 2/19/2004 <1.0 <1.0 <1.0 <3.0 <5.0 12/27/1999 <1.0 <1.0 <1.0 <3.0 1 <5.0 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 10/2/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Owens 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 1 <5.0 8/29/2005 <1.0 <1.0 <1.0 <1.0 <5.0 12/20/1999 <1.0 <1.0 <1.0 <3.0 <5.0 4/10/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Parker 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 1 <5.0 6/22/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 I <1.0 <1.0 <1.0 <5.0 DW-Porter 6/28/2000 <2.0 <2.0 <2.0 <4.0 <2.0 DW-Poteat 2/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Preslar 5/22/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Reynolds 4/10/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/28/2000 <2.0 <2.0 <2.0 <4.0 1 <2.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 11/14/2000 <1.0 I <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Rhodes 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 1 <5.0 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/14/2002 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/11/2014 <0.5 <0.5 <0.5 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 1 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Schaffner- 8/16/2001 <1.0 <1.0 <1.0 <3.0 1 <5.0 Influent 10/24/2001 <1.0 <1.0 <1.0 <3.0 1 <5.0 3/1/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 I <1.0 <1.0 <1.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 <5.0 Page 10 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 DW-Schroeder 6/27/2000 <2.0 <2.0 <2.0 <4.0 <2.0 - DW-Shinn 8/11/2000 <5.0 <5.0 <5.0 <1.0 <5.0 11/23/1999 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Smith 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/22/2000 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Smith-David 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 9/11/2014 <0.5 <0.5 <0.5 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Smith-Influent 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 8/29/2005 <1.0 <1.0 <1.0 <1.0 <5.0 5/21/2009 <1.0 <1.0 <1.0 <3.0 <5.0 8/22/2017 <0.50 1 <0.50 <0.50 <3.0 <5.0 <1.0 7/6/2000 <1.0 <1.0 <1.0 <1.0 <1.0 - DW-Snyder 9/17/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/18/2007 <1.0 <1.0 <1.0 <3.0 <5.0 8/25/2014 <0.5 <0.5 <0.5 <3.0 15 DW-Teal 8/25/2014(4) <0.5 <0.5 <0.5 <3.0 7.4 - DW-Teal-Effluent 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 8/29/2016 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 DW-Teal-Influent 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 8/29/2016 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 12/27/1999 <1.0 <1.0 <1.0 <3.0 <5.0 - DW-Tucker 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 4/26/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/25/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 1 <1.0 <1.0 <1.0 <3.0 <5.0 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 19 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 27 7/6/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Tucker-CV-1 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/1/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 <1.0 <1.0 <1.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 14 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 7/17/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/11/2004 <1.0 <1.0 <1.0 <3.0 7.5 9/2/2004 <1.0 <1.0 <1.0 <2.0 <1.0 3/9/2005 <1.0 <1.0 I <1.0 <3.0 <1.0 8/29/2005 <1.0 <1.0 <1.0 1 <3.0 1 <1.0 9/5/2007 <1.0 <1.0 <1.0 <3.0 <1.0 9/5/2007 <1.0 <1.0 <1.0 <3.0 <1.0 Page 11 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 - 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/6/2001 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Tucker-CV-2 3/1/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 <1.0 <1.0 <1.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 7/17/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/11/2004 <1.0 <1.0 <1.0 <3.0 5.5 9/2/2004 <1.0 <1.0 <1.0 <2.0 <1.0 3/9/2005 <1.0 I <1.0 <1.0 <3.0 <5.0 8/29/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 1 <5.0 9/5/2007 <1.0 <1.0 <1.0 <3.0 <5.0 5/24/2011 <0.5 <1.0 <1.0 <3.0 <5.0 - 8/27/2015 <0.5 <1.0 <1.0 <3.0 <5.0 <1.0 8/29/2016 <0.5 <1.0 <1.0 <3.0 <5.0 <1.0 6/15/2000 <1.0 I <1.0 <1.0 <3.0 <5.0 - 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 8.4 11/14/2000 <1.0 <1.0 <1.0 <3.0 16 12/13/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 23 2/23/2001 <1.0 <1.0 <1.0 <3.0 23 3/30/2001 <1.0 <1.0 <1.0 <3.0 24 5/1/2001 <1.0 <1.0 <1.0 <3.0 24 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 7/6/2001 <1.0 <1.0 <1.0 <3.0 36 8/16/2001 <1.0 <1.0 <1.0 <3.0 24 10/24/2001 <1.0 I <1.0 <1.0 <3.0 20 3/1/2002 <1.0 <1.0 <1.0 <3.0 13 5/14/2002 <1.0 <1.0 <1.0 <1.0 11 DW-Tucker- 7/10/2002 <1.0 <1.0 <1.0 <1.0 14 Influent(3) 11/6/2002 <1.0 <1.0 <1.0 <1.0 15 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 7/17/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/11/2004 <1.0 I <1.0 <1.0 <3.0 7.1 9/2/2004 <1.0 <1.0 <1.0 <2.0 3.9 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 8/29/2005 <1.0 <1.0 <1.0 <3.0 1 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 2.8 J 9/5/2007 <1.0 <1.0 <1.0 <3.0 <5.0 5/21/2009 <1.0 <1.0 <1.0 <3.0 <5.0 5/24/2011 <0.5 1 <1.0 <1.0 <3.0 <5.0 5/17/2012 <1.0 <1.0 <1.0 <3.0 <5.0 8/25/2014 <1.0 <1.0 <1.0 <3.0 <5.0 - 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 8/29/2016 <0.5 <0.5 <0.5 <3.0 1.9J <1.0 8/24/2017 <0.50 0.50 <LTT <0.50 <3.0 <5.0 <1.0 8/23/2018 <1.0 <1.0 <1.0 <3.0 1.3 <1.0 Page 12 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 DW-Wally 6/28/2000 <2.0 <2.0 <2.0 <4.0 <2.0 - DW-Ware 2/28/2001 <1.0 <1.0 <1.0 <3.0 <5.0 12/22/1999 <1.0 <1.0 <1.0 <3.0 26 DW-Watts 12/27/1999 <1.0 <1.0 <1.0 <3.0 <5.0 1/5/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/4/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 11 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 10/2/2000 <1.0 <1.0 <1.0 <3.0 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/7/2001 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 10/24/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Watts-CV-1 3/1/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 <1.0 <1.0 <1.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 7/17/2003 <1.0 <1.0 <1.0 <3.0 <5.0 3/11/2004 <1.0 <1.0 <1.0 <3.0 19 9/2/2004 <1.0 I <1.0 <1.0 <2.0 1 <1.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 8/29/2005 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 <5.0 9/5/2007 <1.0 <1.0 <1.0 <3.0 <5.0 2/2/2000 <1.0 <1.0 <1.0 <3.0 <5.0 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/4/2000 <1.0 I <1.0 <1.0 <3.0 1 <5.0 5/25/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/15/2000 <1.0 <1.0 <1.0 <3.0 <5.0 7/18/2000 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2000 <1.0 <1.0 <1.0 <3.0 <5.0 9/28/2000 <1.0 <1.0 <1.0 <3.0 <5.0 11/14/2000 <1.0 <1.0 <1.0 <3.0 <5.0 12/13/2000 <1.0 I <1.0 <1.0 <3.0 1 <5.0 1/18/2001 <1.0 <1.0 <1.0 <3.0 <5.0 2/23/2001 <1.0 <1.0 <1.0 <3.0 <5.0 3/30/2001 <1.0 <1.0 <1.0 <3.0 <5.0 5/1/2001 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Watts-CV-2 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 10/24/2001 <1.0 <1.0 <1.0 <3.0 1 <5.0 3/1/2002 <1.0 <1.0 <1.0 <3.0 <5.0 5/14/2002 <1.0 <1.0 <1.0 <1.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 11/6/2002 <1.0 <1.0 <1.0 <1.0 <5.0 3/11/2003 <1.0 <1.0 <1.0 <3.0 <5.0 7/17/2003 <1.0 <1.0 <1.0 <3.0 6.3 7/30/2003 <1.0 <1.0 <1.0 <3.0 1 <5.0 3/11/2004 <1.0 <1.0 <1.0 <3.0 <5.0 9/2/2004 <1.0 <1.0 <1.0 <2.0 <1.0 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 8/29/2005 <1.0 <1.0 I <1.0 <3.0 <5.0 9/28/2006 <1.0 <1.0 <1.0 <3.0 <5.0 9/5/2007 <1.0 <1.0 <1.0 <3.0 <5.0 Page 13 of 14 Table 5 Water Supply Well Sample Analytical Results Colonial Pipeline Company Kannapolis Booster Station Concord, North Carolina Well ID Date Benzene Ethylbenzene Toluene Xylenes MTBE Naphthalene NCAC 2L Standard (pg/L) 1 600 600 500 20 6 DW-Watts-New-CV2 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 8/29/2016 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 2/2/2000 <1.0 <1.0 <1.0 <3.0 15 3/27/2000 <1.0 <1.0 <1.0 <3.0 <5.0 5/4/2000 <1.0 <1.0 <1.0 <3.0 19 5/25/2000 <1.0 <1.0 <1.0 <3.0 21 6/15/2000 <1.0 <1.0 1.5 <3.0 17 7/18/2000 <1.0 <1.0 <1.0 <3.0 30 8/16/2000 <1.0 <1.0 <1.0 <3.0 1 30 9/28/2000 <1.0 <1.0 <1.0 <3.0 51 11/14/2000 <1.0 <1.0 <1.0 <3.0 46 12/13/2000 <1.0 <1.0 <1.0 <3.0 49 1/18/2001 <1.0 <1.0 <1.0 <3.0 65 2/23/2001 <1.0 <1.0 <1.0 <3.0 73 3/30/2001 <1.0 <1.0 <1.0 <3.0 81 5/1/2001 <1.0 <1.0 <1.0 <3.0 1 75 DW-Watts-Influent 6/21/2001 <1.0 <1.0 <1.0 <3.0 <5.0 8/16/2001 <1.0 <1.0 <1.0 <3.0 <5.0 10/24/2001 <1.0 <1.0 <1.0 <3.0 61 3/1/2002 <1.0 <1.0 <1.0 <3.0 24 5/14/2002 <1.0 <1.0 <1.0 <1.0 13 7/10/2002 <1.0 <1.0 <1.0 <1.0 69 11/6/2002 <1.0 <1.0 <1.0 <1.0 1 35 3/11/2003 <1.0 <1.0 <1.0 <3.0 30 7/17/2003 <1.0 <1.0 <1.0 <3.0 13 3/11/2004 <1.0 <1.0 <1.0 <3.0 23 9/2/2004 <1.0 <1.0 <1.0 <2.0 6.2 3/9/2005 <1.0 <1.0 <1.0 <3.0 <5.0 8/29/2005 <1.0 <1.0 <1.0 <3.0 10 9/28/2006 <1.0 <1.0 <1.0 <3.0 1 4.4 J 9/5/2007 <1.0 I <1.0 <1.0 <3.0 8.6 5/21/2009 <1.0 <1.0 <1.0 <3.0 <5.0 2/25/2008 <0.5 <1.0 <1.0 <3.0 <5.0 5/21/2009 <1.0 <1.0 <1.0 <3.0 <5.0 5/24/2011 <0.5 <1.0 <1.0 <3.0 <5.0 5/17/2012 <1.0 <1.0 <1.0 <3.0 <5.0 DW-Watts-New- 8/29/2013 <0.5 <0.5 <0.5 <3.0 1 <5.0 Influent 8/25/2014 <0.5 1 <0.5 <0.5 <3.0 <5.0 - 8/27/2015 <0.5 <0.5 <0.5 <3.0 <5.0 <1.0 8/29/2016 <0.5 <0.5 <0.5 <3.0 1.3J <1.0 8/22/2017 <0.50 <0.50 <0.50 <3.0 <5.0 <1.0 8/23/2018 <1.0 <1.0 <1.0 <3.0 <1.0 <1.0 8/22/2019 <0.50 <0.50 <0.50 <3.0 <5.0 <1.0 2/2/2000 <1.0 <1.0 <1.0 <3.0 1 <5.0 - DW-Wilkinson 10/2/2000 <1.0 <1.0 <1.0 <3.0 <5.0 6/21/2001 <1.0 I <1.0 <1.0 <3.0 <5.0 7/10/2002 <1.0 <1.0 <1.0 <1.0 <5.0 DW-Wright 6/28/2000 <2.0 <2.0 <2.0 <4.0 <2.0 Notes: All concentrations reported in micrograms per liter (pg/1) 2L Groundwater Quality Standard = NCAC 15A 2L .0202 Groundwater Quality Standard MTBE = Methyl-tert-butyl ether < = Not detected above reporting limit. J = Estimated value below reporting limit. Bold values indicate constituent detection. CV-1 = 1st carbon vessel effluent. CV-2 = 2nd carbon vessel effluent. Influent = for point -of -entry system. Effluent = for point -of -entry system. (1) DW-Crowe (MW-16) used as monitoring well only. (2) New well installed in 2010. (3) Tucker sold to Stief 3/2014. (4) Sample re -run. Page 14 of 14 FIGURES �1 APEX r N USGS The National Map: National Boundaries Dataset, 3DEP Elevation Program, Geographic Names Information System, National Hydrography Dataset, National Land Cover Database, National Structures Dataset, and National Transportation Dataset; USGS Global Ecosystems; U.S. Census Bureau TIGER/Line data; USFS Road Data; Natural Earth Data; U.S. 0 1,000 2,000 Departme'rt`bf.State Humanitarian Information Unit; and NOAA National Centers for Environmental Information, U.S. Coastal Relief Model. Data Feet refreshed October 2018. CHECK BY: AS SITE LOCATION MAP COLONIAL PIPELINE COMPANY KANNAPOLIS BOOSTER STATION CONCORD, NORTH CAROLINA � r„ APEX L X FIGURE DRAWN BY: SP DATE: 9/12/19 SCALE: AS SHOWN CAD NO.: CPC19014.001 PRJ NO.: CPC19014.001 1 LA `y � aI /► w • _ x } ' A __ 1A. ' +s MW-4 x i Q� MW-23 ASPf1ALT 1.++;`Yi ,l..y -•;'o. k _ '� ��, PAYED .n, k&lF',OWER COMPA Y SUBSTATION • * a \ T•x .• _ MW-24 *LINE 2 MANIFOL(i 1 �. V �f �*i jam'' U' •T .__ Ily '1 cc MW-25D t MW-5 24" CMP 'r+ r .� LINE 1J7- MANIFOLD P I Ire .r. MW-3 A_l: l `.. v� 'y �a 1 1 SL TT PZ-4 '• MW-6 x 1 ' f / AIR4� SPARGE U TRENCH '.�' • PZ-3 1 MW-1 SPAR SYSTEM PGE AD MW-21 I TREATMENT c SYSTEM PAD � \ MW-8 CL ` LINE 1 Y t � PIG SIGNAL MW-2 ' bo at PbtABLE WATER MW-19Q�PZ-2 10 SUPPLY WELL MW-17 p . I . � CHECK BY AS Yl ` DRAWN BY SP ' DATE 9/11/19 SCALE AS SHOWN CAD NO. CPC19014.001 PRJ NO. CPC19014.001 - ,' LEGEND — — PROPERTY LINE x FENCE LINE G COLONIAL PIPELINEI ANCILLARY PIPING e MW-1 SHALLOW MONITORING WELL MW-2 DEEP MONITORING WELL MW-11 ABANDONED MONITORING WELL I9 RW-15 RECOVERY WELL 0 PZ-1 PIEZOMETER 0 PIG —SIGNAL SCALE IN FEET 0 40 80 160 WELL DESIGNATION UPDATE FORMER WELL NAME NEW WELL NAME MW-1 MW-1 MW-2 ABANDONED — MW-2D MW-2 MW-3 MW-3 MW-4 MW-4 MW-5 MW-5 MW-6 MW-6 MW-6D MW-7 MW-7 ABANDONED — MW-8 MW-8 MW-9D MW-9 MW-1 OD MW-10 MW-11 ABANDONED MW-11 ABANDONED MW-12D MW-12 MW-13 MW-13 MW-14 (ABANDONED)— MW-15 (ABANDONED)— MW-16 (ABANDONED)— MW-17 MW-14 MW-17D RECOVERY WELL MW-15 CROWE WELL MW-16 TR-1U MW-17 TR—iD MW-18 TR-2U MW-19 TR-2D MW-20 TR-3U MW-21 TR-3D MW-22 NOTES: 1. ANCILLARY PIPING AND COLONIAL PIPELINE LOCATIONS ARE APPROXIMATE AND ARE FOR FIGURE PURPOSES ONLY. 2. MAP BASED OFF DRAWING ENTITLED "FACILITY MAP" DATED APRIL 1, 2014 COMPLETED BY PROGRESSIVE ENGINEERING AND CONSTRUCTION, INC. FIGURE SITE PLAN COLONIAL PIPELINE COMPANY 2 KANNAPOLIS BOOSTER STATION r CONCORD, NORTH CAROLINA APEX LEGEND — — PROPERTY LINE X FENCE LINE c COLONIAL PIPELINE' ANCILLARY PIPING' ASPHALT PAVED SB-1 RECOVERY WELL 1W SB-7 RECOVERY WELL ABANDONED 0 BV-1 BIO—VENTING WELL SB-11 Q! BS-1 BIO—SPARGE WELL U CHECK BY AS DRAWN BY SP DATE 9/11/19 SCALE AS SHOWN CAD NO. CPC19014.001 PRJ NO. CPC19014.001 B-9 SCALE IN FEET 0 10 20 40 —5 RW-01 -1 NOTES: 1. ANCILLARY PIPING AND COLONIAL PIPELINE LOCATIONS ARE APPROXIMATE AND ARE FOR FIGURE 13 PURPOSES ONLY. 2. MAP BASED OFF DRAWING ENTITLED "FACILITY MAP" z DATED APRIL 1, 2014 COMPLETED BY PROGRESSIVE ENGINEERING AND CONSTRUCTION, INC. I SB-12 FIGURE RECOVERY WELL LOCATIONS AUGUST 8, 2019 vA COLONIAL PIPELINE COMPANY f 3 KANNAPOLIS BOOSTER STATION CONCORD, NORTH CAROLINA APEX 1 DUKE POWER COMPANY x �x� i / MW-4�_� I / 719.25 j MW-23 1 x 718.09 1 ASPHALT PAVED I / 1 I/100, o 1 Q x e SUB STATION x - 0 716.61 I y n0 LINE 2 �1 V MANIFOLD 1 1 I � I x � i 1 I24' CMP MW-5 I '715.18 1 _ LINE 1 v - - - - - MANIFOLD I M 1 MW-6 W-7 I 711.11 x I � 1 I 1 x 1 � I MW-1 0 710.15 1 I I MW-12 1 RETENTION POND )IG INE 1 0 I SIGNAL Ix POTABLE WATER SUPPLY WELL �'� Al I QQ� 1 G 0 1 1 I 1 IA0 (TRENCH t 05 I PZ-3 SPARGE SYSTEM PAD - TREATMENT SYSTEM PAD MW-2 MW-19 7 MW- Z- 702.86 i Ac I L MW-15 (RW-15) _ x / _ -� - G - CHECK BY AS DRAWN BY MJO MW-10D DATE 10/11/19 SCALE AS SHOWN CAD NO. CPC19014.001 PRJ NO. CPC19014.001 LEGEND — — PROPERTY LINE x FENCE LINE c COLONIAL PIPELINE( ANCILLARY PIPING( Q5 MW-1 SHALLOW MONITORING WELL MW-2 DEEP MONITORING WELL MW-11 ABANDONED MONITORING WELL RW-15 RECOVERY WELL O PZ-1 PIEZOMETER ® PIG -SIGNAL GROUNDWATER POTENTIOMETRIC CONTOUR (FT. MSL) CONTOUR INTERVAL 5-FEET (DASHED WHERE INFERRED) 718.70 GROUNDWATER ELEVATION (FT. MSL) ESTIMATED GROUNDWATER FLOW DIRECTION SCALE IN FEET 0 40 80 160 WELL DESIGNATION UPDATE FORMER WELL NAME NEW WELL NAME MW-1 MW-1 MW-2 ABANDONED - MW-2D MW-2 MW-3 MW-3 MW-4 MW-4 MW-5 MW-5 MW-6 MW-6 MW-6D MW-7 MW-7 ABANDONED - MW-8 MW-8 MW-9D MW-9 MW-10D MW-10 MW-11 ABANDONED MW-11 ABANDONED MW-12D MW-12 MW-13 MW-13 MW-14 ABANDONED MW-15 ABANDONED - MW-16 ABANDONED - MW-17 MW-14 MW-17D RECOVERY WELL MW-15 CROWE WELL MW-16 TR-1U MW-17 TR-iD MW-18 TR-2U MW-19 TR-21) MW-20 TR-3U MW-21 TR-3D MW-22 NOTES: 1. ANCILLARY PIPING AND COLONIAL PIPELINE LOCATIONS ARE APPROXIMATE AND ARE FOR FIGURE PURPOSES ONLY. 2. MAP BASED OFF DRAWING ENTITLED "FACILITY MAP" DATED APRIL 1, 2014 COMPLETED BY PROGRESSIVE ENGINEERING AND CONSTRUCTION, INC. GROUNDWATER POTENTIOMETRIC SURFACE MAP SURFICIAL SAPROLITE UNIT - AUGUST 8, 2019 COLONIAL PIPELINE COMPANY KANNAPOLIS BOOSTER STATION CONCORD, NORTH CAROLINA APEX FIGURE 4 DUKE POWER COMPANY IIII ' I I I I1 1 1 I MW-4 1 1qv x Q MW-230.50 � 1 x 1 Ix ASPHALT PAYED I 1 C9 m BV-1 1 1 x SUB STATION 0 ,I I 0.45 M v 0.45J LINE 2 MANIFOLD 1 3 B\ 1 n I BS-3 E? - x m BV-3 (SVE- NW 1 G7 I MW-5 1 24" CMP o I _ LINE 1 - - - - - MANIFOLD 1 M -7 I MW-666 x 1 I 1 1 x I MW-1 I 1 Ix MW-12 1 LINE 1 RETENTION POND Plc s�cNu x POTABLE WATER Q, 1 SUPPLY WELL MW IPZ- Z.me i BMW-14 Mw-15 id x 5:: (RW-15) _ 1 PRJ NO. CPC19014.001 ISOCONCENTRATION MAP AUGUST 8, 2019 I COLONIAL PIPELINE COMPANY KANNAPOLIS BOOSTER STATION CONCORD, NORTH CAROLINA LEGEND — — PROPERTY LINE x FENCE LINE COLONIAL PIPELINE' ANCILLARY PIPING' 0 MW-1 SHALLOW MONITORING WELL MW-2 DEEP MONITORING WELL MW-11 ABANDONED MONITORING WELL * RW-1 RECOVERY WELL O PZ-1 PIEZOMETER 0 PIG —SIGNAL ® BV-1 BIO—VENTING WELL BS-1 BIO—SPARGE WELL !'1 — BENZENE ISOCONTOUR (DASHED WHERE INFERRED) 13 BENZENE CONCENTRATION (µg/L) 2B STANDARD FOR BENZENE IS 1.19 MICROGRAM PER LITER (µg/L) 2L STANDARD FOR BENZENE IS 1 µg/L <0.50 BENZENE NOT DETECTED AT OR ABOVE REPORTING LIMIT 1�1 SCALE IN FEET 0 40 80 160 WELL DESIGNATION UPDATE FORMER WELL NAME NEW WELL NAME MW-1 MW-1 MW-2 ABANDONED MW-2D MW-2 MW-3 MW-3 MW-4 MW-4 MW-5 MW-5 MW-6 MW-6 MW-6D MW-7 MW-7 ABANDONED MW-8 MW-8 MW-9D MW-9 MW-10D MW-10 MW-11(ABANDONED)—MW-11 ABANDONED MW-12D MW-12 MW-13 MW-13 MW-14 ABANDONED - MW-15 ABANDONED - MW-16 ABANDONED MW-17 MW-14 MW-17D RECOVERY WELL MW-15 CROWE WELL MW-16 TR-1U MW-17 TR-1D MW-18 TR-2U MW-19 TR-2D MW-20 TR-3U MW-21 TR-3D MW-22 NOTES: 1. ANCILLARY PIPING AND COLONIAL PIPELINE LOCATIONS ARE APPROXIMATE AND ARE FOR FIGURE PURPOSES ONLY. 2. MAP BASED OFF DRAWING ENTITLED "FACILITY MAP" DATED APRIL 1, 2014 COMPLETED BY PROGRESSIVE ENGINEERING AND CONSTRUCTION, INC. FIGURE vA "" 5 APEX S V E i j b 4 1,000 FT SITE BUFFER ,di• { • SITE BOUNDARY -4 •� vx" *R s _ �... 1` F� . A/.{,- > ® � � r 1 `e Fyn \ Wes. I F r a i 5; Ph �'�€. m�!*> "+t �, ,,fit/�Y"` '�� �` � • yf �; I- /Z f _ k ^ y ' `' `� " � NC OneMap, NC Center for Geographic Information nd Aroalysis, NC 911 Board DATA SOURCE: CABARRUS COUNTY GIS AND MAPPING; AERIAL PHOTOGRAPHY DATED 2015. CHECK BY: AS FIGURE DRAWN BY: SP/JPM SITE BOUNDARY PRIVATE SUPPLY WELLS N DATE: 10/10/19 WATER SUPPLY WELL LOCATION MAP 1,000 FT BUFFER :i WELLS WITH POINT OF ENTRY (POE) SYSTEMS 0 250 500 SCALE: AS SHOWN PARCELS SURFACE WATER Feet CAD NO.: CPC18012.001 COLONIAL PIPELINE COMPANY 6 KANNAPOLIS BOOSTER STATION APEX HIGHLIGHTED WELLS SAMPLED ON AUGUST 22, 2019 PRJ NO.: CPC18012.001 CONCORD, NORTH CAROLINA APPENDIX A GROUNDWATER SAMPLING FIELD LOGS r, APEX 0 O J Z J J ZIL W_ Q co IL M W 0 a W O Z O � U o m a w LL d N 0Um a m a Lo — Z W t m Z.- N L o. d E i 3 E m $ i° o E': C y E Q b Q `m `` � o di o U m o, W F- 0 O. 8 E : •'t,' - x a' o z a � M Z m a E o O m a o w a O o p + " z¢ cc z a s. °� _ y E ° z N N N N 0 O �+v;� OR -cc a O N N ui Y C F L O Q o u a N U rn_ E U U m — E LL 3 3 3 3 3 o no 3 y E a ~ } d o ¢ ova m 1 -6 N N s E 41, 4E o > m rl N o' 0 it N L LL O 4 N., v m E p o a o r m o o FEN12 N T: (a R d O rn LL C O O N U N N p 2 x y L t y 1� 7 g o U1 N Q 0 0 J Z J J wg Q N O IL W U 3 WIL Z Q Q D O cc V .o O o —_ N 34 2 �• V a o 11 o 0 m rn m S N m a E a LL j ZN � W p C m ro ¢ 0 E v o N o .2 EX m U u zi C O T EL s E O o ro U o z° o` P E a a E n UoE. o.. 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O � 0 J E E � m ¢Ei s a ¢ z z ± z ; a Z a 5 k o x x MM �` E m l"v ,n E E N INN p =r ' m w N w E \1- z O N o � � � � a° o >m ° E_ ro L ❑ ` � i m 3 �. ci ..fi m. NOr a o d> d ° ? o 0 o U m m I z w r J ME H � o � m a O So J J y" a W Q CC W L) aZ Q Z 0 O 0 0 A c C n � O 1 c N1 CF 0 o U d �� 0 N d C� E d d O- 1 d LL n E E > 0 Z a 3 E `dd g ui o u E d O VJ � > d t t ❑ o" T :.:A% g s E O o O a' n T U E OI Q N d N :?;• o z° w T lei O {E C? E m O d °- O O £ n V v o Z ¢ ¢ Z Z a >b E z CIS V ry « d •• d d —o ;.3. N m 0 > a n o V U 5 d o m m~ m m U 9 E-, �t lJ \ N rJ M. LL 3 3 3 d 3 o nc0 O N. c m • • U d O t LL O o d I J 5 O m s� Ci1 0Nr d w d � g� a— D O E L d tee, M� 0 �✓`�' w d 0 D 0 0 ..... d o : t ? d 00 w a` 3 6 `m � o o 0 ,, � a o ti t s❑ n E F- ❑ Q J U � ❑ ❑ F > > > _T �I c1� > S d d � a 2 d d � t _3 II D n m = n m N � j O II jroj t m � (N 2 0 c d Q (X 0 O J Z J J 0. LU Q y O IL CC ULLI 3 a0 Q O 2 0 o N y O ? O 0 c2 N E s ` \ m E -'D .7 W S O N U _ V @ `m LLa ° et Z m @ o 3�/ N n ip � @ Oa U N 3 U 0 E Y. U � "O o r¢! 0 O J U O. 0 @ C a o= E¢ F f/1 E rn 2 z° .s a P: v o n E U � 0 O Z ¢ Z Z 'J olp ^ N q, F� N d O N Ol m CO) p Q. ty d o U V rn cima a U @ w o ✓� p J � fib. V, Y� �t M 3r II m �N cc 65 U o Eo s c d m @ V N 0 m r o = m a gym' d0 VYp� oil N .A a° o m ° E m o N CJ cJ t c°> a CO C O O N Y 1 L—L S 2 0 0 2i 2i 7i �+ e @ `S N O a` C m 2 � nj b @ o ; - Q N y O Z 3 d m Y o a m ` v v m u � n m N E O N @ E N � a -15 0 0 J U J J IL w Q Q CO CL U � W 0 IL 0 V 0 U a ffi C y C � O a c p c o N R C � N p � N a � R U R m = a a w a N a jE W Z N N R N h R L °�y E O o O p y hi R W d U `m 3 m o w E 3 m d O z U l a' a' a � O c rt E d d 0 a im ° a ¢ z Z z I'=45 r:+ > d z ¢ > a N N N N O E, y n ,.. vp 2 M 3 3 m ¢ o m U a +' p 3 O. ED { . 2 m N LL j 3 :E c d c a E2 t? m a 3 g o p - R c a° o o R .N o 2 2 m m t L o a o o 3 3 3 x —LLL I m 0 i `p ? = p APPENDIX B LABORATORY ANALYTICAL REPORTS r, APEX SHEALY ENVIRONMENTAL SERVICES, INC. Report of Analysis Apex Companies, LLC 10610 Metromont Parkway Suite 206 Charlotte, NC 28269 Attention: Andrew Street Project Name: CPC-Kannapolis Project Number: CPC19014 Lot Number:UH10002 Date Completed:08/26/2019 08/27/2019 10:32 AM Approved and released by: Lab Director - Greenville: Lucas Odom pCCRF�4 AM AC CF ED I T E D qB 11900 ELAP The electronic signature above is the equivalent of a handwritten signature. This report shall not be reproduced, except in its entirety, without the written approval of Shealy Environmental Services, Inc. Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 1 of 44 SHEALY ENVIRONMENTAL SERVICES, INC. SC DHEC No: 32010001 NELAC No: E87653 NC DENR No: 329 NC Field Parameters No: 5639 Case Narrative Apex Companies, LLC Lot Number: UH10002 This Report of Analysis contains the analytical result(s) for the sample(s) listed on the Sample Summary following this Case Narrative. The sample receiving date is documented in the header information associated with each sample. All results listed in this report relate only to the samples that are contained within this report. Sample receipt, sample analysis, and data review have been performed in accordance with the most current approved NELAC standards, the Shealy Environmental Services, Inc. ("Shealy") Quality Assurance Management Plan (QAMP), standard operating procedures (SOPS), and Shealy policies. Any exceptions to the NELAC standards, the QAMP, SOPS or policies are qualified on the results page or discussed below. If you have any questions regarding this report please contact the Shealy Project Manager listed on the cover page. SVOCs by GC/MS The laboratory control sample (LCS) for analytical batch 26235 exceeded control limits for 2- Chloronapthalene. Additonal analysis was not performed outside of the hold time. The following sample was diluted due to the nature of the sample matrix: UH10002-005. The LOQ has been elevated to reflect the dilution. VPH Surrogate recovery for the following sample was outside control limits: UH10002-005. Evidence of matrix interference is present; therefore, re -extraction and/or re -analysis was not performed. EPH The continuing calibration verification (CCV) associated with sample UH10002-007 recovered C9-C18 Aliphatic, C11-C22 Aromatic, 2-Fluorobiphenyl, 2-Bromonaphthalene, and Ortho-Terphenyl above the upper control limit. The sample associated with this CCV are non -detect for the affected analytes and the surrogates recovered high enough that the high bias of the CCV would not have caused them to pass; therefore, the data has been reported. Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 2 of 44 SHEALY ENVIRONMENTAL SERVICES, INC. Sample Summary Apex Companies, LLC Lot Number: UH10002 Sample Number Sample ID Matrix Date Sampled Date Received 001 MW-4 Aqueous 08/08/20191310 08/10/2019 002 MW-6 Aqueous 08/08/20191230 08/10/2019 003 MW-8 Aqueous 08/08/20191145 08/10/2019 004 MW-13 Aqueous 08/08/20191055 08/10/2019 005 MW-24 Aqueous 08/08/20191340 08/10/2019 006 MW-25 Aqueous 08/08/20191110 08/10/2019 007 MW-25D Aqueous 08/08/20191300 08/10/2019 008 DUP-1 Aqueous 08/08/2019 08/10/2019 009 EB-1 Aqueous 08/08/20191340 08/10/2019 (9 samples) Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 3 of 44 SHEALY ENVIRONMENTAL SERVICES, INC. Detection Summary Apex Companies, LLC Lot Number: UH10002 Sample Sample ID Matrix Parameter Method Result Q Units Page 002 MW-6 Aqueous Benzene SM 6200B- 66 ug/L 6 002 MW-6 Aqueous Toluene SM 6200B- 1.0 ug/L 6 002 MW-6 Aqueous Xylenes (total) SM 6200B- 1.5 ug/L 6 003 MW-8 Aqueous Methyl tertiary butyl ether SM 6200B- 6.5 ug/L 7 004 MW-13 Aqueous Benzene SM 6200B- 2.8 ug/L 8 004 MW-13 Aqueous Methyl tertiary butyl ether SM 6200B- 2.8 ug/L 8 005 MW-24 Aqueous Benzene SM 6200B- 0.45 J ug/L 9 005 MW-24 Aqueous C11 - C22 Aromatics MADEP-EPH- 290 ug/L 11 005 MW-24 Aqueous C9 - C18 Aliphatics MADEP-EPH- 160 ug/L 11 005 MW-24 Aqueous C5 - C8 Aliphatics MADEP-VPH- 150 ug/L 11 005 MW-24 Aqueous C9 - C12 Aliphatics MADEP-VPH- 100 ug/L 11 005 MW-24 Aqueous C9 - C10 Aromatics MADEP-VPH- 81 ug/L 12 006 MW-25 Aqueous Di-n-butyl phthalate 625.1 1.5 J ug/L 14 007 MW-25D Aqueous Diethylphthalate 625.1 1.4 J ug/L 17 007 MW-25D Aqueous Di-n-butyl phthalate 625.1 1.4 J ug/L 18 007 MW-25D Aqueous Phenol 625.1 11 ug/L 18 008 DUP-1 Aqueous Methyl tertiary butyl ether SM 6200B- 5.4 ug/L 21 (17 detections) Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 4 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-001 Description: MW-4 Matrix: Aqueous Date Sampled:08/08/2019 1310 Date Received:08/10/2019 Volatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 SM 620013- SM 620OB-2011 1 08/13/2019 0154 ALR1 25465 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Benzene 71-43-2 SM 6200B- ND 0.50 0.40 ug/L 1 Ethylbenzene 100-41-4 SM 6200B- ND 0.50 0.40 ug/L 1 Methyl tertiary butyl ether (MTBE) 1634-04-4 SM 6200B- ND 0.50 0.40 ug/L 1 Toluene 108-88-3 SM 6200B- ND 0.50 0.40 ug/L 1 Xylenes (total) 1330-20-7 SM 6200B- ND 0.50 0.40 ug/L 1 Run Acceptance Surrogate Q % Recovery Limits Bromofluorobenzene 101 70-130 1,2-Dichloroethane-d4 102 70-130 Toluene-d8 109 70-130 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 5 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-002 Description: MW-6 Matrix: Aqueous Date Sampled:08/08/2019 1230 Date Received:08/10/2019 Volatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 SM 620013- SM 620OB-2011 1 08/13/2019 0218 ALR1 25465 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Benzene 71-43-2 SM 6200B- 66 0.50 0.40 ug/L 1 Ethylbenzene 100-41-4 SM 620013- ND 0.50 0.40 ug/L 1 Methyl tertiary butyl ether (MTBE) 1634-04-4 SM 620013- ND 0.50 0.40 ug/L 1 Toluene 108-88-3 SM 620013- 1.0 0.50 0.40 ug/L 1 Xylenes (total) 1330-20-7 SM 620013- 1.5 0.50 0.40 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits Bromofluorobenzene 102 70-130 1,2-Dichloroethane-d4 104 70-130 Toluene-d8 109 70-130 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 6 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-003 Description: MW-8 Matrix: Aqueous Date Sampled:08/08/2019 1145 Date Received:08/10/2019 Volatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 SM 620013- SM 620OB-2011 1 08/13/2019 0242 ALR1 25465 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Benzene 71-43-2 SM 6200B- ND 0.50 0.40 ug/L 1 Ethylbenzene 100-41-4 SM 6200B- ND 0.50 0.40 ug/L 1 Methyl tertiary butyl ether (MTBE) 1634-04-4 SM 6200B- 6.5 0.50 0.40 ug/L 1 Toluene 108-88-3 SM 6200B- ND 0.50 0.40 ug/L 1 Xylenes (total) 1330-20-7 SM 6200B- ND 0.50 0.40 ug/L 1 Run Acceptance Surrogate Q % Recovery Limits Bromofluorobenzene 99 70-130 1,2-Dichloroethane-d4 100 70-130 Toluene-d8 106 70-130 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 7 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-004 Description: MW-13 Matrix: Aqueous Date Sampled:08/08/2019 1055 Date Received:08/10/2019 Volatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 SM 620013- SM 620OB-2011 1 08/13/2019 0306 ALR1 25465 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Benzene 71-43-2 SM 620013- 2.8 0.50 0.40 ug/L 1 Ethylbenzene 100-41-4 SM 6200B- ND 0.50 0.40 ug/L 1 Methyl tertiary butyl ether (MTBE) 1634-04-4 SM 6200113- 2.8 0.50 0.40 ug/L 1 Toluene 108-88-3 SM 6200B- ND 0.50 0.40 ug/L 1 Xylenes (total) 1330-20-7 SM 6200B- ND 0.50 0.40 ug/L 1 Run Acceptance Surrogate Q % Recovery Limits Bromofluorobenzene 103 70-130 1,2-Dichloroethane-d4 105 70-130 Toluene-d8 111 70-130 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 8 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-005 Description: MW-24 Matrix: Aqueous Date Sampled:08/08/2019 1340 Date Received:08/10/2019 Volatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 SM 620013- SM 620OB-2011 1 08/13/2019 0329 ALR1 25465 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Benzene 71-43-2 SM 6200B- 0.45 J 0.50 0.40 ug/L 1 Ethylbenzene 100-41-4 SM 620013- ND 0.50 0.40 ug/L 1 Toluene 108-88-3 SM 620013- ND 0.50 0.40 ug/L 1 Xylenes (total) 1330-20-7 SM 620013- ND 0.50 0.40 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits Bromofluorobenzene 107 70-130 1,2-Dichloroethane-d4 105 70-130 Toluene-d8 112 70-130 Semivolatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 625.1 625.1 5 08/23/2019 1851 SCD 08/14/2019 1859 25681 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Acenaphthene 83-32-9 625.1 ND 8.0 4.0 ug/L 1 Acenaphthylene 208-96-8 625.1 ND 8.0 4.0 ug/L 1 Anthracene 120-12-7 625.1 ND 8.0 4.0 ug/L 1 Benzo(a)anthracene 56-55-3 625.1 ND 8.0 4.0 ug/L 1 Benzo(a)pyrene 50-32-8 625.1 ND 8.0 4.0 ug/L 1 Benzo(b)fluoranthene 205-99-2 625.1 ND 8.0 4.0 ug/L 1 Benzo(g,h,i)perylene 191-24-2 625.1 ND 8.0 4.0 ug/L 1 Benzo(k)fluoranthene 207-08-9 625.1 ND 8.0 4.0 ug/L 1 Benzyl alcohol 100-51-6 625.1 ND 16 10 ug/L 1 4-Bromophenyl phenyl ether 101-55-3 625.1 ND 8.0 4.0 ug/L 1 Butyl benzyl phthalate 85-68-7 625.1 ND 8.0 4.0 ug/L 1 bis (2-Chloro-1-methylethyl) ether 108-60-1 625.1 ND 8.0 4.0 ug/L 1 4-Chloro-3-methyl phenol 59-50-7 625.1 ND 8.0 4.0 ug/L 1 bis(2-Chloroethoxy)methane 111-91-1 625.1 ND 8.0 4.0 ug/L 1 bis(2-Chloroethyl)ether 111-44-4 625.1 ND 8.0 4.0 ug/L 1 2-Chloronaphthalene 91-58-7 625.1 ND 8.0 4.0 ug/L 1 2-Chlorophenol 95-57-8 625.1 ND 8.0 4.0 ug/L 1 4-Chlorophenyl phenyl ether 7005-72-3 625.1 ND 8.0 4.0 ug/L 1 Chrysene 218-01-9 625.1 ND 8.0 4.0 ug/L 1 Dibenzo(a,h)anthracene 53-70-3 625.1 ND 8.0 4.0 ug/L 1 Dibenzofuran 132-64-9 625.1 ND 8.0 5.0 ug/L 1 3,3'-Dichlorobenzidine 91-94-1 625.1 ND 40 4.0 ug/L 1 2,4-Dichlorophenol 120-83-2 625.1 ND 8.0 4.0 ug/L 1 Diethylphthalate 84-66-2 625.1 ND 8.0 4.0 ug/L 1 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 9 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-005 Description: MW-24 Matrix: Aqueous Date Sampled:08/08/2019 1340 Date Received:08/10/2019 Semivolatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 625.1 625.1 5 08/23/2019 1851 SCD 08/14/2019 1859 25681 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Dimethyl phthalate 131-11-3 625.1 ND 8.0 4.0 ug/L 1 2,4-Dimethylphenol 105-67-9 625.1 ND 8.0 4.0 ug/L 1 Di-n-butyl phthalate 84-74-2 625.1 ND 8.0 4.1 ug/L 1 4,6-Dinitro-2-methylphenol 534-52-1 625.1 ND 40 4.0 ug/L 1 2,4-Dinitrophenol 51-28-5 625.1 ND 40 4.0 ug/L 1 Di-n-octylphthalate 117-84-0 625.1 ND 8.0 4.0 ug/L 1 1,2-Diphenylhydrazine(as azobenzene) 103-33-3 625.1 ND 8.0 4.0 ug/L 1 bis(2-Ethylhexyl)phthalate 117-81-7 625.1 ND 40 20 ug/L 1 Fluoranthene 206-44-0 625.1 ND 8.0 4.0 ug/L 1 Fluorene 86-73-7 625.1 ND 8.0 4.0 ug/L 1 Hexachlorobenzene 118-74-1 625.1 ND 8.0 4.0 ug/L 1 Hexachlorobutadiene 87-68-3 625.1 ND 8.0 4.0 ug/L 1 Hexachlorocyclopentadiene 77-47-4 625.1 ND 40 20 ug/L 1 Hexachloroethane 67-72-1 625.1 ND 8.0 4.0 ug/L 1 Indeno(1,2,3-c,d)pyrene 193-39-5 625.1 ND 8.0 4.0 ug/L 1 Isophorone 78-59-1 625.1 ND 8.0 4.0 ug/L 1 1-Methylnaphthalene 90-12-0 625.1 ND 8.0 2.0 ug/L 1 2-Methylnaphthalene 91-57-6 625.1 ND 8.0 2.0 ug/L 1 2-Methylphenol 95-48-7 625.1 ND 8.0 3.4 ug/L 1 3+4-Methylphenol 106-44-5 625.1 ND 8.0 7.5 ug/L 1 Naphthalene 91-20-3 625.1 ND 8.0 4.0 ug/L 1 Nitrobenzene 98-95-3 625.1 ND 8.0 4.0 ug/L 1 2-Nitrophenol 88-75-5 625.1 ND 16 4.0 ug/L 1 4-Nitrophenol 100-02-7 625.1 ND 40 20 ug/L 1 N-Nitrosodi-n-propylamine 621-64-7 625.1 ND 8.0 4.0 ug/L 1 N-Nitrosodiphenylamine (Diphenylamine) 86-30-6 625.1 ND 8.0 4.0 ug/L 1 Pentachlorophenol 87-86-5 625.1 ND 40 20 ug/L 1 Phenanthrene 85-01-8 625.1 ND 8.0 4.0 ug/L 1 Phenol 108-95-2 625.1 ND 8.0 4.0 ug/L 1 Pyrene 129-00-0 625.1 ND 8.0 4.0 ug/L 1 1,2,4-Trichlorobenzene 120-82-1 625.1 ND 8.0 4.0 ug/L 1 2,4,6-Trichlorophenol 88-06-2 625.1 ND 8.0 4.0 ug/L 1 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 10 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-005 Description: MW-24 Matrix: Aqueous Date Sampled:08/08/2019 1340 Date Received:08/10/2019 Run 1 Acceptance Surrogate Q % Recovery Limits 2-Fluorobiphenyl 68 37-129 2-Fluorophenol 50 24-127 Nitrobenzene-d5 73 38-127 Phenol-d5 60 28-128 Terphenyl-d14 88 10-148 2,4,6-Tribromophenol 80 41-144 MADEP EPH (aromatics) Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 MADEP-EPH- MADEP-EPH-04 1 08/23/2019 0815 CHG 08/15/2019 0929 26414 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C11 - C22 Aromatics MADEP-EPH- 290 110 110 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits o - Terphenyl (aromatic) 75 40-140 2-Fluorobiphenyl (fractionation 1) 112 40-140 2-Bromonaphthalene (fractionation 2) 76 40-140 MADEP EPH (aliphatics) Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 MADEP-EPH- MADEP-EPH-04 1 08/23/2019 0417 CHG 08/15/2019 0929 26413 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C9 - C18 Aliphatics MADEP-EPH- 160 110 110 ug/L 1 C19 - C36 Aliphatics MADEP-EPH-04 ND 110 110 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits 1-Chloro-octadecane (aliphatic) 54 40-140 MADEP VPH (aliphatics) Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 VPH MADEP-VPH-18-2.1 1 08/16/20191955 STM 26200 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C5 - C8 Aliphatics MADEP-VPH- 150 75 15 ug/L 1 C9 - C12 Aliphatics MADEP-VPH- 100 75 15 ug/L 1 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 11 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-005 Description: MW-24 Matrix: Aqueous Date Sampled:08/08/2019 1340 Date Received:08/10/2019 Run 1 Acceptance Surrogate Q % Recovery Limits 2,5-Dibromotoluene (FID) N 132 70-130 MADEP VPH (aromatics) Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 VPH MADEP-VPH-18-2.1 1 08/16/20191955 STM 26201 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C9 - C10 Aromatics MADEP-VPH- 81 25 5.0 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits 2,5-Dibromotoluene (PID) 112 70-130 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 12 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-006 Description: MW-25 Matrix: Aqueous Date Sampled:08/08/2019 1110 Date Received:08/10/2019 Volatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 SM 620013- SM 620OB-2011 1 08/13/2019 0353 ALR1 25465 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Benzene 71-43-2 SM 6200B- ND 0.50 0.40 ug/L 1 Ethylbenzene 100-41-4 SM 6200B- ND 0.50 0.40 ug/L 1 Toluene 108-88-3 SM 6200B- ND 0.50 0.40 ug/L 1 Xylenes (total) 1330-20-7 SM 6200B- ND 0.50 0.40 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits Bromofluorobenzene 101 70-130 1,2-Dichloroethane-d4 104 70-130 Toluene-d8 108 70-130 Semivolatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 625.1 625.1 1 08/23/2019 1914 SCD 08/14/2019 1859 25681 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Acenaphthene 83-32-9 625.1 ND 1.6 0.80 ug/L 1 Acenaphthylene 208-96-8 625.1 ND 1.6 0.80 ug/L 1 Anthracene 120-12-7 625.1 ND 1.6 0.80 ug/L 1 Benzo(a)anthracene 56-55-3 625.1 ND 1.6 0.80 ug/L 1 Benzo(a)pyrene 50-32-8 625.1 ND 1.6 0.80 ug/L 1 Benzo(b)fluoranthene 205-99-2 625.1 ND 1.6 0.80 ug/L 1 Benzo(g,h,i)perylene 191-24-2 625.1 ND 1.6 0.80 ug/L 1 Benzo(k)fluoranthene 207-08-9 625.1 ND 1.6 0.80 ug/L 1 Benzyl alcohol 100-51-6 625.1 ND 3.2 2.0 ug/L 1 4-Bromophenyl phenyl ether 101-55-3 625.1 ND 1.6 0.80 ug/L 1 Butyl benzyl phthalate 85-68-7 625.1 ND 1.6 0.80 ug/L 1 bis (2-Chloro-1-methylethyl) ether 108-60-1 625.1 ND 1.6 0.80 ug/L 1 4-Chloro-3-methyl phenol 59-50-7 625.1 ND 1.6 0.80 ug/L 1 bis(2-Chloroethoxy)methane 111-91-1 625.1 ND 1.6 0.80 ug/L 1 bis(2-Chloroethyl)ether 111-44-4 625.1 ND 1.6 0.80 ug/L 1 2-Chloronaphthalene 91-58-7 625.1 ND 1.6 0.80 ug/L 1 2-Chlorophenol 95-57-8 625.1 ND 1.6 0.80 ug/L 1 4-Chlorophenyl phenyl ether 7005-72-3 625.1 ND 1.6 0.80 ug/L 1 Chrysene 218-01-9 625.1 ND 1.6 0.80 ug/L 1 Dibenzo(a,h)anthracene 53-70-3 625.1 ND 1.6 0.80 ug/L 1 Dibenzofuran 132-64-9 625.1 ND 1.6 1.0 ug/L 1 3,3'-Dichlorobenzidine 91-94-1 625.1 ND 8.0 0.80 ug/L 1 2,4-Dichlorophenol 120-83-2 625.1 ND 1.6 0.80 ug/L 1 Diethylphthalate 84-66-2 625.1 ND 1.6 0.80 ug/L 1 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 13 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-006 Description: MW-25 Matrix: Aqueous Date Sampled:08/08/2019 1110 Date Received:08/10/2019 Semivolatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 625.1 625.1 1 08/23/2019 1914 SCD 08/14/2019 1859 25681 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Dimethyl phthalate 131-11-3 625.1 ND 1.6 0.80 ug/L 2,4-Dimethylphenol 105-67-9 625.1 ND 1.6 0.80 ug/L Di-n-butyl phthalate 84-74-2 625.1 1.5 J 1.6 0.81 ug/L 4,6-Dinitro-2-methylphenol 534-52-1 625.1 ND 8.0 0.80 ug/L 2,4-Dinitrophenol 51-28-5 625.1 ND 8.0 0.80 ug/L Di-n-octylphthalate 117-84-0 625.1 ND 1.6 0.80 ug/L 1,2-Diphenylhydrazine(as azobenzene) 103-33-3 625.1 ND 1.6 0.80 ug/L bis(2-Ethylhexyl)phthalate 117-81-7 625.1 ND 8.0 4.0 ug/L Fluoranthene 206-44-0 625.1 ND 1.6 0.80 ug/L Fluorene 86-73-7 625.1 ND 1.6 0.80 ug/L Hexachlorobenzene 118-74-1 625.1 ND 1.6 0.80 ug/L Hexachlorobutadiene 87-68-3 625.1 ND 1.6 0.80 ug/L Hexachlorocyclopentadiene 77-47-4 625.1 ND 8.0 4.0 ug/L Hexachloroethane 67-72-1 625.1 ND 1.6 0.80 ug/L Indeno(1,2,3-c,d)pyrene 193-39-5 625.1 ND 1.6 0.80 ug/L Isophorone 78-59-1 625.1 ND 1.6 0.80 ug/L 1-Methylnaphthalene 90-12-0 625.1 ND 1.6 0.40 ug/L 2-Methylnaphthalene 91-57-6 625.1 ND 1.6 0.40 ug/L 2-Methylphenol 95-48-7 625.1 ND 1.6 0.67 ug/L 3+4-Methylphenol 106-44-5 625.1 ND 1.6 1.5 ug/L Naphthalene 91-20-3 625.1 ND 1.6 0.80 ug/L Nitrobenzene 98-95-3 625.1 ND 1.6 0.80 ug/L 2-Nitrophenol 88-75-5 625.1 ND 3.2 0.80 ug/L 4-Nitrophenol 100-02-7 625.1 ND 8.0 4.0 ug/L N-Nitrosodi-n-propylamine 621-64-7 625.1 ND 1.6 0.80 ug/L N-Nitrosodiphenylamine (Diphenylamine) 86-30-6 625.1 ND 1.6 0.80 ug/L Pentachlorophenol 87-86-5 625.1 ND 8.0 4.0 ug/L Phenanthrene 85-01-8 625.1 ND 1.6 0.80 ug/L Phenol 108-95-2 625.1 ND 1.6 0.80 ug/L Pyrene 129-00-0 625.1 ND 1.6 0.80 ug/L 1,2,4-Trichlorobenzene 120-82-1 625.1 ND 1.6 0.80 ug/L 2,4,6-Trichlorophenol 88-06-2 625.1 ND 1.6 0.80 ug/L LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 14 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-006 Description: MW-25 Matrix: Aqueous Date Sampled:08/08/2019 1110 Date Received:08/10/2019 Run 1 Acceptance Surrogate Q % Recovery Limits 2-Fluorobiphenyl 70 37-129 2-Fluorophenol 69 24-127 Nitrobenzene-d5 78 38-127 Phenol-d5 73 28-128 Terphenyl-d14 92 10-148 2,4,6-Tribromophenol 82 41-144 MADEP EPH (aromatics) Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 MADEP-EPH- MADEP-EPH-04 1 08/23/2019 0844 CHG 08/15/2019 0929 26414 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C11 - C22 Aromatics MADEP-EPH-04 ND 100 100 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits o - Terphenyl (aromatic) 71 40-140 2-Fluorobiphenyl (fractionation 1) 96 40-140 2-Bromonaphthalene (fractionation 2) 63 40-140 MADEP EPH (aliphatics) Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 MADEP-EPH- MADEP-EPH-04 1 08/23/2019 0447 CHG 08/15/2019 0929 26413 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C9 - C18 Aliphatics MADEP-EPH-04 ND 100 100 ug/L 1 C19 - C36 Aliphatics MADEP-EPH-04 ND 100 100 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits 1-Chloro-octadecane (aliphatic) 58 40-140 MADEP VPH (aliphatics) Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 VPH MADEP-VPH-18-2.1 1 08/16/2019 2024 STM 26200 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C5 - C8 Aliphatics MADEP-VPH- ND 75 15 ug/L 1 C9 - C12 Aliphatics MADEP-VPH- ND 75 15 ug/L 1 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 15 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-006 Description: MW-25 Matrix: Aqueous Date Sampled:08/08/2019 1110 Date Received:08/10/2019 Run 1 Acceptance Surrogate Q % Recovery Limits 2,5-Dibromotoluene (FID) 89 70-130 MADEP VPH (aromatics) Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 VPH MADEP-VPH-18-2.1 1 08/16/2019 2024 STM 26201 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C9 - C10 Aromatics MADEP-VPH- ND 25 5.0 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits 2,5-Dibromotoluene (PID) 90 70-130 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 16 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-007 Description: MW-25D Matrix: Aqueous Date Sampled:08/08/2019 1300 Date Received:08/10/2019 Volatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 SM 620013- SM 620OB-2011 1 08/13/2019 0417 ALR1 25465 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Benzene 71-43-2 SM 6200B- ND 0.50 0.40 ug/L 1 Ethylbenzene 100-41-4 SM 6200B- ND 0.50 0.40 ug/L 1 Toluene 108-88-3 SM 6200B- ND 0.50 0.40 ug/L 1 Xylenes (total) 1330-20-7 SM 6200B- ND 0.50 0.40 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits Bromofluorobenzene 100 70-130 1,2-Dichloroethane-d4 102 70-130 Toluene-d8 106 70-130 Semivolatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 625.1 625.1 1 08/23/2019 1937 SCD 08/14/2019 1859 25681 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Acenaphthene 83-32-9 625.1 ND 1.6 0.80 ug/L 1 Acenaphthylene 208-96-8 625.1 ND 1.6 0.80 ug/L 1 Anthracene 120-12-7 625.1 ND 1.6 0.80 ug/L 1 Benzo(a)anthracene 56-55-3 625.1 ND 1.6 0.80 ug/L 1 Benzo(a)pyrene 50-32-8 625.1 ND 1.6 0.80 ug/L 1 Benzo(b)fluoranthene 205-99-2 625.1 ND 1.6 0.80 ug/L 1 Benzo(g,h,i)perylene 191-24-2 625.1 ND 1.6 0.80 ug/L 1 Benzo(k)fluoranthene 207-08-9 625.1 ND 1.6 0.80 ug/L 1 Benzyl alcohol 100-51-6 625.1 ND 3.2 2.0 ug/L 1 4-Bromophenyl phenyl ether 101-55-3 625.1 ND 1.6 0.80 ug/L 1 Butyl benzyl phthalate 85-68-7 625.1 ND 1.6 0.80 ug/L 1 bis (2-Chloro-1-methylethyl) ether 108-60-1 625.1 ND 1.6 0.80 ug/L 1 4-Chloro-3-methyl phenol 59-50-7 625.1 ND 1.6 0.80 ug/L 1 bis(2-Chloroethoxy)methane 111-91-1 625.1 ND 1.6 0.80 ug/L 1 bis(2-Chloroethyl)ether 111-44-4 625.1 ND 1.6 0.80 ug/L 1 2-Chloronaphthalene 91-58-7 625.1 ND 1.6 0.80 ug/L 1 2-Chlorophenol 95-57-8 625.1 ND 1.6 0.80 ug/L 1 4-Chlorophenyl phenyl ether 7005-72-3 625.1 ND 1.6 0.80 ug/L 1 Chrysene 218-01-9 625.1 ND 1.6 0.80 ug/L 1 Dibenzo(a,h)anthracene 53-70-3 625.1 ND 1.6 0.80 ug/L 1 Dibenzofuran 132-64-9 625.1 ND 1.6 1.0 ug/L 1 3,3'-Dichlorobenzidine 91-94-1 625.1 ND 8.0 0.80 ug/L 1 2,4-Dichlorophenol 120-83-2 625.1 ND 1.6 0.80 ug/L 1 Diethylphthalate 84-66-2 625.1 1.4 J 1.6 0.80 ug/L 1 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 17 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-007 Description: MW-25D Matrix: Aqueous Date Sampled:08/08/2019 1300 Date Received:08/10/2019 Semivolatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 625.1 625.1 1 08/23/2019 1937 SCD 08/14/2019 1859 25681 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Dimethyl phthalate 131-11-3 625.1 ND 1.6 0.80 ug/L 2,4-Dimethylphenol 105-67-9 625.1 ND 1.6 0.80 ug/L Di-n-butyl phthalate 84-74-2 625.1 1.4 J 1.6 0.81 ug/L 4,6-Dinitro-2-methylphenol 534-52-1 625.1 ND 8.0 0.80 ug/L 2,4-Dinitrophenol 51-28-5 625.1 ND 8.0 0.80 ug/L Di-n-octylphthalate 117-84-0 625.1 ND 1.6 0.80 ug/L 1,2-Diphenylhydrazine(as azobenzene) 103-33-3 625.1 ND 1.6 0.80 ug/L bis(2-Ethylhexyl)phthalate 117-81-7 625.1 ND 8.0 4.0 ug/L Fluoranthene 206-44-0 625.1 ND 1.6 0.80 ug/L Fluorene 86-73-7 625.1 ND 1.6 0.80 ug/L Hexachlorobenzene 118-74-1 625.1 ND 1.6 0.80 ug/L Hexachlorobutadiene 87-68-3 625.1 ND 1.6 0.80 ug/L Hexachlorocyclopentadiene 77-47-4 625.1 ND 8.0 4.0 ug/L Hexachloroethane 67-72-1 625.1 ND 1.6 0.80 ug/L Indeno(1,2,3-c,d)pyrene 193-39-5 625.1 ND 1.6 0.80 ug/L Isophorone 78-59-1 625.1 ND 1.6 0.80 ug/L 1-Methylnaphthalene 90-12-0 625.1 ND 1.6 0.40 ug/L 2-Methylnaphthalene 91-57-6 625.1 ND 1.6 0.40 ug/L 2-Methylphenol 95-48-7 625.1 ND 1.6 0.67 ug/L 3+4-Methylphenol 106-44-5 625.1 ND 1.6 1.5 ug/L Naphthalene 91-20-3 625.1 ND 1.6 0.80 ug/L Nitrobenzene 98-95-3 625.1 ND 1.6 0.80 ug/L 2-Nitrophenol 88-75-5 625.1 ND 3.2 0.80 ug/L 4-Nitrophenol 100-02-7 625.1 ND 8.0 4.0 ug/L N-Nitrosodi-n-propylamine 621-64-7 625.1 ND 1.6 0.80 ug/L N-Nitrosodiphenylamine (Diphenylamine) 86-30-6 625.1 ND 1.6 0.80 ug/L Pentachlorophenol 87-86-5 625.1 ND 8.0 4.0 ug/L Phenanthrene 85-01-8 625.1 ND 1.6 0.80 ug/L Phenol 108-95-2 625.1 11 1.6 0.80 ug/L Pyrene 129-00-0 625.1 ND 1.6 0.80 ug/L 1,2,4-Trichlorobenzene 120-82-1 625.1 ND 1.6 0.80 ug/L 2,4,6-Trichlorophenol 88-06-2 625.1 ND 1.6 0.80 ug/L LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 18 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-007 Description: MW-25D Matrix: Aqueous Date Sampled:08/08/2019 1300 Date Received:08/10/2019 Run 1 Acceptance Surrogate Q % Recovery Limits 2-Fluorobiphenyl 63 37-129 2-Fluorophenol 64 24-127 Nitrobenzene-d5 70 38-127 Phenol-d5 81 28-128 Terphenyl-d14 87 10-148 2,4,6-Tribromophenol 71 41-144 MADEP EPH (aliphatics) - Unfractionated Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 MADEP-EPH- MADEP-EPH-04 1 08/16/2019 0151 CHG 08/15/2019 0929 25828 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C19 - C36 Aliphatics - Unfractionated MADEP-EPH-04 ND 100 100 ug/L 1 C9 - C18 Aliphatics - Unfractionated MADEP-EPH-04 ND 100 100 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits 1-Chloro-octadecane (aliphatic) - Unfractionated 95 40-140 MADEP EPH (aromatics) - Unfractionated Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 MADEP-EPH- MADEP-EPH-04 1 08/16/2019 0151 CHG 08/15/2019 0929 25829 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C11 - C22 Aromatics - Unfractionated MADEP-EPH-04 ND 100 100 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits o - Terphenyl (aromatic) - Unfractionated 85 40-140 2-Fluorobiphenyl (fractionation 1) 105 40-140 2-Bromonaphthalene (fractionation 2) 108 40-140 MADEP VPH (aliphatics) Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 VPH MADEP-VPH-18-2.1 1 08/16/2019 2053 STM 26200 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C5 - C8 Aliphatics MADEP-VPH- ND 75 15 ug/L 1 C9 - C12 Aliphatics MADEP-VPH- ND 75 15 ug/L 1 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 19 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-007 Description: MW-25D Matrix: Aqueous Date Sampled:08/08/2019 1300 Date Received:08/10/2019 Run 1 Acceptance Surrogate Q % Recovery Limits 2,5-Dibromotoluene (FID) 90 70-130 MADEP VPH (aromatics) Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 VPH MADEP-VPH-18-2.1 1 08/16/2019 2053 STM 26201 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run C9 - C10 Aromatics MADEP-VPH- ND 25 5.0 ug/L 1 Run 1 Acceptance Surrogate Q % Recovery Limits 2,5-Dibromotoluene (PID) 90 70-130 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 20 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-008 Description: DUP-1 Matrix: Aqueous Date Sampled:08/08/2019 Date Received:08/10/2019 Volatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 SM 620013- SM 620OB-2011 1 08/13/2019 0441 ALR1 25465 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Benzene 71-43-2 SM 6200B- ND 0.50 0.40 ug/L 1 Ethylbenzene 100-41-4 SM 6200B- ND 0.50 0.40 ug/L 1 Methyl tertiary butyl ether (MTBE) 1634-04-4 SM 6200B- 5.4 0.50 0.40 ug/L 1 Toluene 108-88-3 SM 6200B- ND 0.50 0.40 ug/L 1 Xylenes (total) 1330-20-7 SM 6200B- ND 0.50 0.40 ug/L 1 Run Acceptance Surrogate Q % Recovery Limits Bromofluorobenzene 101 70-130 1,2-Dichloroethane-d4 103 70-130 Toluene-d8 109 70-130 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 21 of 44 Client:Apex Companies, LLC Laboratory ID:UH10002-009 Description: EB-1 Matrix: Aqueous Date Sampled:08/08/2019 1340 Date Received:08/10/2019 Volatile Organic Compounds by GC/MS Run Prep Method Analytical Method Dilution Analysis Date Analyst Prep Date Batch 1 SM 620013- SM 620OB-2011 1 08/13/2019 0505 ALR1 25465 CAS Analytical Parameter Number Method Result Q LOQ DL Units Run Benzene 71-43-2 SM 6200B- ND 0.50 0.40 ug/L 1 Ethylbenzene 100-41-4 SM 6200B- ND 0.50 0.40 ug/L 1 Methyl tertiary butyl ether (MTBE) 1634-04-4 SM 6200B- ND 0.50 0.40 ug/L 1 Toluene 108-88-3 SM 6200B- ND 0.50 0.40 ug/L 1 Xylenes (total) 1330-20-7 SM 6200B- ND 0.50 0.40 ug/L 1 Run Acceptance Surrogate Q % Recovery Limits Bromofluorobenzene 103 70-130 1,2-Dichloroethane-d4 103 70-130 Toluene-d8 109 70-130 LOQ = Limit of Quantitation B = Detected in the method blank E = Quantitation of compound exceeded the calibration range DL = Detection Limit NO = Not detected at or above the DL N = Recovery is out of criteria P = The RPD between two GC columns exceeds 40 % J = Estimated result < LOQ and > DL H = Out of holding time W = Reported on wet weight basis Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 22 of 44 APPENDIX C CONCENTRATION TIME TREND SERIES GRAPH - MW-13 �1 APEX 180 160 140 120 40 20 C MW-13 I� W w m m O O r-I r-I N N M M -:T ZT V1 Ln 1.0 1.0 Il n W w m m O O r-I r-I N M M -:T -:T Ln Ln In 1.0 1.0 rl N w w m m Ol Ol Ql 01 Ol O O O O O O O O O O O O O O O O O O O O c-I r-I r-I r-I r-I r-I r-I r-I r-I r-I r-I r-I r-I r-I r-I r-I r-I r-I r-I r-I \ O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O M i--I c-I N N N N N N N N N N N N N N N N N N N N N N N N N N N N N N N N N N N N N N N N O L(1 I-, Ql I-, lD M to I-, W W W Ql I, M I, N lD O L(1 L(1 00 rl O N Ln 00 M Ql Q1 Ln M 00 -1 -1 � -1 �--I -1 -1 00 N N r-I r-I r-I r-I N �--I N N �--I r-I r-I r-I N i--I N �--I N �--I N N i--I N \ i--I r-I \ i--I \ N i--I N N r-I \ �--I �--I \ i--I \ i--I i--I \ \ \ 00 \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ N \ \ Ol \ N \ \ \ \ \ (-I \ \ N \ N \ \ 00 O N N 00 N 00 N 00 N 00 N 00 N 00 N 00 N 00 N 00 N 00 N 00 00 N N 00 N 00 N 00 r-I N 00 00 00 N c-I Benzene — — — NCAC 2L Benzene Standard QC Summary Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 23 of 44 Volatile Organic Compounds by GC/MS - MB Sample ID: UQ25465-001 Matrix: Aqueous Batch: 25465 Prep Method: SM 620OB-2011 Analytical Method: SM 620OB-2011 Parameter Result Q Dil LOQ DL Units Analysis Date Benzene ND 1 0.50 0.40 ug/L 08/12/2019 2159 Ethylbenzene ND 1 0.50 0.40 ug/L 08/12/2019 2159 Methyl tertiary butyl ether (MTBE) ND 1 0.50 0.40 ug/L 08/12/2019 2159 Toluene ND 1 0.50 0.40 ug/L 08/12/2019 2159 Xylenes (total) ND 1 0.50 0.40 ug/L 08/12/2019 2159 Acceptance Surrogate Q % Rec Limit Bromofluorobenzene 103 70-130 1,2-Dichloroethane-d4 102 70-130 Toluene-d8 109 70-130 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 24 of 44 Volatile Organic Compounds by GC/MS - LCS Sample ID: UQ25465-002 Matrix: Aqueous Batch: 25465 Prep Method: SM 620OB-2011 Analytical Method: SM 620OB-2011 Spike Amount Result % Rec Parameter (ug/L) (ug/L) Q Dil % Rec Limit Analysis Date Benzene 50 50 1 99 70-130 08/12/2019 2025 Ethylbenzene 50 51 1 102 70-130 08/12/2019 2025 Methyl tertiary butyl ether (MTBE) 50 50 1 99 70-130 08/12/2019 2025 Toluene 50 50 1 99 70-130 08/12/2019 2025 Xylenes (total) 100 100 1 101 70-130 08/12/2019 2025 Surrogate Q % Rec Acceptance Limit Bromofluorobenzene 91 70-130 1,2-Dichloroethane-d4 92 70-130 Toluene-d8 95 70-130 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 25 of 44 Semivolatile Organic Compounds by GC/MS - MB Sample ID: UQ25681-001 Matrix: Aqueous Batch: 25681 Prep Method: 625.1 Analytical Method: 625.1 Prep Date: 08/14/2019 1859 Parameter Result Q Dil LOQ DL Units Analysis Date Acenaphthene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Acenaphthylene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Anthracene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Benzo(a)anthracene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Benzo(a)pyrene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Benzo(b)fluoranthene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Benzo(g,h,i)perylene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Benzo(k)fluoranthene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Benzyl alcohol ND 1 3.2 2.0 ug/L 08/17/2019 1829 4-Bromophenyl phenyl ether ND 1 1.6 0.80 ug/L 08/17/2019 1829 Butyl benzyl phthalate ND 1 1.6 0.80 ug/L 08/17/2019 1829 bis (2-Chloro-1-methylethyl) ether ND 1 1.6 0.80 ug/L 08/17/2019 1829 4-Chloro-3-methyl phenol ND 1 1.6 0.80 ug/L 08/17/2019 1829 bis(2-Chloroethoxy)methane ND 1 1.6 0.80 ug/L 08/17/2019 1829 bis(2-Chloroethyl)ether ND 1 1.6 0.80 ug/L 08/17/2019 1829 2-Chloronaphthalene ND 1 1.6 0.80 ug/L 08/17/2019 1829 2-Chlorophenol ND 1 1.6 0.80 ug/L 08/17/2019 1829 4-Chlorophenyl phenyl ether ND 1 1.6 0.80 ug/L 08/17/2019 1829 Chrysene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Dibenzo(a,h)anth race ne ND 1 1.6 0.80 ug/L 08/17/2019 1829 Dibenzofuran ND 1 1.6 1.0 ug/L 08/17/2019 1829 3,3'-Dichlorobenzidine ND 1 8.0 0.80 ug/L 08/17/2019 1829 2,4-Dichlorophenol ND 1 1.6 0.80 ug/L 08/17/2019 1829 Diethylphthalate ND 1 1.6 0.80 ug/L 08/17/2019 1829 Dimethyl phthalate ND 1 1.6 0.80 ug/L 08/17/2019 1829 2,4-Dimethylphenol ND 1 1.6 0.80 ug/L 08/17/2019 1829 Di-n-butyl phthalate ND 1 1.6 0.81 ug/L 08/17/2019 1829 4,6-Dinitro-2-methyl phenol ND 1 8.0 0.80 ug/L 08/17/2019 1829 2,4-Dinitrophenol ND 1 8.0 0.80 ug/L 08/17/2019 1829 Di-n-octylphthalate ND 1 1.6 0.80 ug/L 08/17/2019 1829 1,2-Diphenylhydrazine(as azobenzene) ND 1 1.6 0.80 ug/L 08/17/2019 1829 bis(2-Ethylhexyl)phthalate ND 1 8.0 4.0 ug/L 08/17/2019 1829 Fluoranthene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Fluorene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Hexachlorobenzene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Hexachlorobutadiene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Hexachlorocyclopentadiene ND 1 8.0 4.0 ug/L 08/17/2019 1829 Hexachloroethane ND 1 1.6 0.80 ug/L 08/17/2019 1829 Indeno(1,2,3-c,d)pyrene ND 1 1.6 0.80 ug/L 08/17/2019 1829 Isophorone ND 1 1.6 0.80 ug/L 08/17/2019 1829 1-Methyl naphthalene ND 1 1.6 0.40 ug/L 08/17/2019 1829 2-Methyl naphthalene ND 1 1.6 0.40 ug/L 08/17/2019 1829 2-Methylphenol ND 1 1.6 0.67 ug/L 08/17/2019 1829 3+4-Methylphenol ND 1 1.6 1.5 ug/L 08/17/2019 1829 LOQ = Limit of Quantitation DL = Detection Limit LOD = Limit of Detection P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria J = Estimated result < LOQ and > DL + = RPD is out of criteria ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 26 of 44 Semivolatile Organic Compounds by GC/MS - MB Sample ID: UQ25681-001 Matrix: Aqueous Batch: 25681 Prep Method: 625.1 Analytical Method: 625.1 Prep Date: 08/14/2019 1859 Parameter Result Q Dil LOQ DL Units Analysis Date Naphthalene ND 1 1.6 0.80 ug/L 08/17/20191829 Nitrobenzene ND 1 1.6 0.80 ug/L 08/17/20191829 2-Nitrophenol ND 1 3.2 0.80 ug/L 08/17/20191829 4-Nitrophenol ND 1 8.0 4.0 ug/L 08/17/20191829 N-Nitrosodi-n-propylamine ND 1 1.6 0.80 ug/L 08/17/20191829 N-Nitrosodiphenylamine (Diphenylamine) ND 1 1.6 0.80 ug/L 08/17/2019 1829 Pentachlorophenol ND 1 8.0 4.0 ug/L 08/17/20191829 Phenanthrene ND 1 1.6 0.80 ug/L 08/17/20191829 Phenol ND 1 1.6 0.80 ug/L 08/17/20191829 Pyrene ND 1 1.6 0.80 ug/L 08/17/20191829 1,2,4-Trichlorobenzene ND 1 1.6 0.80 ug/L 08/17/20191829 2,4,6-Trichlorophenol ND 1 1.6 0.80 ug/L 08/17/20191829 Surrogate Q /o Rec Acceptance 0 Limit 2-Fluorobiphenyl 57 37-129 2-Fluorophenol 38 24-127 Nitrobenzene-d5 59 38-127 Phenol-d5 34 28-128 Terphenyl-d 14 95 10-148 2,4,6-Tribromophenol 69 41-144 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 27 of 44 Semivolatile Organic Compounds by GC/MS - LCS Sample ID: UQ25681-002 Matrix: Aqueous Batch: 25681 Prep Method: 625.1 Analytical Method: 625.1 Prep Date: 08/14/2019 1859 Spike Amount Result % Rec Parameter (ug/L) (ug/L) Q Dil % Rec Limit Analysis Date Acenaphthene 20 14 1 69 47-145 08/23/2019 1805 Acenaphthylene 20 15 1 73 33-145 08/23/2019 1805 Anthracene 20 15 1 76 27-133 08/23/2019 1805 Benzo(a)anthracene 20 15 1 77 33-143 08/23/2019 1805 Benzo(a)pyrene 20 15 1 77 17-163 08/23/2019 1805 Benzo(b)fluoranthene 20 16 1 81 24-159 08/23/2019 1805 Benzo(g,h,i)perylene 20 16 1 78 1-219 08/23/2019 1805 Benzo(k)fluoranthene 20 17 1 84 11-162 08/23/2019 1805 Benzyl alcohol 20 17 1 83 30-130 08/23/2019 1805 4-Bromophenyl phenyl ether 20 14 1 71 53-127 08/23/2019 1805 Butyl benzyl phthalate 20 17 1 85 1-152 08/23/2019 1805 bis (2-Chloro-1-methylethyl) ether 20 17 1 85 36-166 08/23/2019 1805 4-Chloro-3-methyl phenol 20 13 1 67 22-147 08/23/2019 1805 bis(2-Chloroethoxy)methane 20 14 1 69 33-184 08/23/2019 1805 bis(2-Chloroethyl)ether 20 17 1 86 12-158 08/23/2019 1805 2-Chloronaphthalene 20 14 1 69 60-120 08/23/2019 1805 2-Chlorophenol 20 13 1 64 23-134 08/23/2019 1805 4-Chlorophenyl phenyl ether 20 14 1 72 25-158 08/23/2019 1805 Chrysene 20 16 1 80 17-168 08/23/2019 1805 Dibenzo(a,h)anth race ne 20 16 1 80 1-227 08/23/2019 1805 Dibenzofuran 20 15 1 74 48-118 08/23/2019 1805 3,3'-Dichlorobenzidine 20 12 1 60 1-262 08/23/2019 1805 2,4-Dichlorophenol 20 12 1 62 39-135 08/23/2019 1805 Diethylphthalate 20 18 1 88 1-120 08/23/2019 1805 Dimethyl phthalate 20 16 1 79 1-120 08/23/2019 1805 2,4-Dimethylphenol 20 15 1 73 32-120 08/23/2019 1805 Di-n-butyl phthalate 20 18 1 91 1-120 08/23/2019 1805 4,6-Dinitro-2-methyl phenol 20 15 1 77 1-181 08/23/2019 1805 2,4-Dinitrophenol 40 29 1 72 1-191 08/23/2019 1805 Di-n-octylphthalate 20 17 1 85 4-146 08/23/2019 1805 1,2-Diphenylhydrazine(as azobenzene) 20 15 1 77 1-150 08/23/2019 1805 bis(2-Ethylhexyl)phthalate 20 18 1 91 8-158 08/23/2019 1805 Fluoranthene 20 16 1 80 26-137 08/23/2019 1805 Fluorene 20 14 1 72 59-121 08/23/2019 1805 Hexachlorobenzene 20 14 1 70 1-152 08/23/2019 1805 Hexachlorobutadiene 20 11 1 54 24-120 08/23/2019 1805 Hexachlorocyclopentadiene 100 55 1 55 1-150 08/23/2019 1805 Hexachloroethane 20 12 1 62 40-120 08/23/2019 1805 Indeno(1,2,3-c,d)pyrene 20 15 1 77 1-171 08/23/2019 1805 Isophorone 20 15 1 73 21-196 08/23/2019 1805 1-Methyl naphthalene 20 12 1 62 42-126 08/23/2019 1805 2-Methyl naphthalene 20 13 1 63 40-132 08/23/2019 1805 2-Methylphenol 20 17 1 83 30-130 08/23/2019 1805 3+4-Methylphenol 20 16 1 82 30-130 08/23/2019 1805 LOQ = Limit of Quantitation DL = Detection Limit LOD = Limit of Detection P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria J = Estimated result < LOQ and > DL + = RPD is out of criteria ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 28 of 44 Semivolatile Organic Compounds by GC/MS - LCS Sample ID: UQ25681-002 Matrix: Aqueous Batch: 25681 Prep Method: 625.1 Analytical Method: 625.1 Prep Date: 08/14/2019 1859 Spike Amount Result % Rec Parameter (ug/L) (ug/L) Q Dil % Rec Limit Analysis Date Naphthalene 20 13 1 64 21-133 08/23/20191805 Nitrobenzene 20 14 1 69 35-180 08/23/20191805 2-Nitrophenol 20 13 1 65 29-182 08/23/20191805 4-Nitrophenol 40 32 1 79 1-132 08/23/20191805 N-Nitrosodi-n-propylamine 20 19 1 93 1-230 08/23/20191805 N-Nitrosodiphenylamine (Diphenylamine) 20 14 1 72 1-150 08/23/2019 1805 Pentachlorophenol 40 28 1 71 14-176 08/23/20191805 Phenanthrene 20 16 1 78 54-120 08/23/20191805 Phenol 20 14 1 70 5-120 08/23/20191805 Pyrene 20 16 1 82 52-120 08/23/20191805 1,2,4-Trichlorobenzene 20 12 1 58 44-142 08/23/20191805 2,4,6-Trichlorophenol 20 14 1 71 37-144 08/23/20191805 Acceptance Surrogate 0 Q /o Rec Limit 2-Fluorobiphenyl 68 37-129 2-Fluorophenol 42 24-127 Nitrobenzene-d5 70 38-127 Phenol-d5 65 28-128 Terphenyl-d 14 90 10-148 2,4,6-Tribromophenol 85 41-144 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 29 of 44 MADEP EPH (aliphatics) - Unfractionated - MB Sample ID: UQ25828-001 Matrix: Aqueous Batch: 25828 Prep Method: MADEP-EPH-04 Analytical Method: MADEP-EPH-04 Prep Date: 08/15/2019 929 Parameter Result Q Dil LOQ DL Units Analysis Date C19 - C36 Aliphatics - Unfractionated ND 1 100 100 ug/L 08/15/2019 1646 C9 - C18 Aliphatics - Unfractionated ND 1 100 100 ug/L 08/15/2019 1646 Surrogate Acceptance Q % Rec Limit 1-Chloro-octadecane (aliphatic) - Unfractionated 95 40-140 LOQ = Limit of Quantitation DL = Detection Limit LOD = Limit of Detection P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria J = Estimated result < LOQ and > DL + = RPD is out of criteria ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 30 of 44 MADEP EPH (aliphatics) - Unfractionated - LCS Sample ID: UQ25828-002 Matrix: Aqueous Batch: 25828 Prep Method: MADEP-EPH-04 Analytical Method: MADEP-EPH-04 Prep Date: 08/15/2019 929 Spike Amount Result % Rec Parameter (ug/L) (ug/L) Q Dil % Rec Limit Analysis Date C19 - C36 Aliphatics - Unfractionated 900 950 1 106 40-140 08/15/2019 1716 C9 - C18 Aliphatics - Unfractionated 650 550 1 85 40-140 08/15/2019 1716 Surrogate Acceptance Q % Rec Limit 1-Chloro-octadecane (aliphatic) - Unfractionated 97 40-140 LOQ = Limit of Quantitation DL = Detection Limit LOD = Limit of Detection P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria J = Estimated result < LOQ and > DL + = RPD is out of criteria ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 31 of 44 MADEP EPH (aromatics) - Unfractionated - MB Sample ID: UQ25829-001 Matrix: Aqueous Batch: 25829 Prep Method: MADEP-EPH-04 Analytical Method: MADEP-EPH-04 Prep Date: 08/15/2019 929 Parameter Result Q Dil LOQ DL Units Analysis Date C11 - C22 Aromatics - Unfractionated ND 1 100 100 ug/L 08/15/2019 1646 Acceptance Surrogate Q % Rec Limit o - Terphenyl (aromatic) - Unfractionated 85 40-140 2-Fluorobiphenyl (fractionation 1) 99 40-140 2-Bromonaphthalene (fractionation 2) 101 40-140 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 32 of 44 MADEP EPH (aromatics) - Unfractionated - LCS Sample ID: UQ25829-002 Matrix: Aqueous Batch: 25829 Prep Method: MADEP-EPH-04 Analytical Method: MADEP-EPH-04 Prep Date: 08/15/2019 929 Spike Amount Result % Rec Parameter (ug/L) (ug/L) Q Dil % Rec Limit Analysis Date C11 - C22 Aromatics - Unfractionated 1400 1100 1 77 40-140 08/15/2019 1716 Surrogate Q % Rec Acceptance Limit o - Terphenyl (aromatic) - Unfractionated 85 40-140 2-Fluorobiphenyl (fractionation 1) 101 40-140 2-Bromonaphthalene (fractionation 2) 102 40-140 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 33 of 44 MADEP EPH (aliphatics) - MB Sample ID: UQ26413-001 Matrix: Aqueous Batch: 26413 Prep Method: MADEP-EPH-04 Analytical Method: MADEP-EPH-04 Prep Date: 08/15/2019 929 Parameter Result Q Dil LOQ DL Units Analysis Date C9 - C18 Aliphatics ND 1 100 100 ug/L 08/23/2019 0148 C19 - C36 Aliphatics ND 1 100 100 ug/L 08/23/2019 0148 Surrogate Acceptance Q % Rec Limit 1-Chloro-octadecane (aliphatic) 76 40-140 LOQ = Limit of Quantitation DL = Detection Limit LOD = Limit of Detection P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria J = Estimated result < LOQ and > DL + = RPD is out of criteria ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 34 of 44 MADEP EPH (aliphatics) - LCS Sample ID: UQ26413-002 Matrix: Aqueous Batch: 26413 Prep Method: MADEP-EPH-04 Analytical Method: MADEP-EPH-04 Prep Date: 08/15/2019 929 Spike Amount Result % Rec Parameter (ug/L) (ug/L) Q Dil % Rec Limit Analysis Date C9 - C18 Aliphatics 300 220 1 72 40-140 08/23/2019 0218 C19 - C36 Aliphatics 400 370 1 94 40-140 08/23/2019 0218 Surrogate Acceptance Q % Rec Limit 1-Chloro-octadecane (aliphatic) 77 40-140 LOQ = Limit of Quantitation DL = Detection Limit LOD = Limit of Detection P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria J = Estimated result < LOQ and > DL + = RPD is out of criteria ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 35 of 44 MADEP EPH (aromatics) - MB Sample ID: UQ26414-001 Matrix: Aqueous Batch: 26414 Prep Method: MADEP-EPH-04 Analytical Method: MADEP-EPH-04 Prep Date: 08/15/2019 929 Parameter Result Q Dil LOQ DL Units Analysis Date C11 - C22 Aromatics ND 1 100 100 ug/L 08/23/2019 0546 Acceptance Surrogate Q % Rec Limit o - Terphenyl (aromatic) 78 40-140 2-Fluorobiphenyl (fractionation 1) 97 40-140 2-Bromonaphthalene (fractionation 2) 85 40-140 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 36 of 44 MADEP EPH (aromatics) - LCS Sample ID: UQ26414-002 Matrix: Aqueous Batch: 26414 Prep Method: MADEP-EPH-04 Analytical Method: MADEP-EPH-04 Prep Date: 08/15/2019 929 Spike Amount Result % Rec Parameter (ug/L) (ug/L) Q Dil % Rec Limit Analysis Date C11 - C22 Aromatics 850 740 1 87 40-140 08/23/2019 0616 Surrogate Q % Rec Acceptance Limit o - Terphenyl (aromatic) 90 40-140 2-Fluorobiphenyl (fractionation 1) 112 40-140 2-Bromonaphthalene (fractionation 2) 97 40-140 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 37 of 44 MADEP VPH (aliphatics) - MB Sample ID: UQ26200-001 Matrix: Aqueous Batch: 26200 Prep Method: VPH Analytical Method: MADEP-VPH-18-2.1 Parameter Result Q Dil LOQ DL Units Analysis Date C5 - C8 Aliphatics ND 1 75 15 ug/L 08/16/2019 1859 C9 - C12 Aliphatics ND 1 75 15 ug/L 08/16/2019 1859 Acceptance Surrogate Q % Rec Limit 2,5-Dibromotoluene (FID) 101 70-130 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 38 of 44 MADEP VPH (aliphatics) - LCS Sample ID: UQ26200-002 Matrix: Aqueous Batch: 26200 Prep Method: VPH Analytical Method: MADEP-VPH-18-2.1 Spike Amount Result % Rec Parameter (ug/L) (ug/L) Q Dil % Rec Limit Analysis Date C5 - C8 Aliphatics 150 150 1 100 70-130 08/16/2019 1831 C9 - C12 Aliphatics 180 170 1 98 70-130 08/16/2019 1831 Surrogate Q % Rec Acceptance Limit 2,5-Dibromotoluene (FID) 106 70-130 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 39 of 44 MADEP VPH (aromatics) - MB Sample ID: UQ26201-001 Matrix: Aqueous Batch: 26201 Prep Method: VPH Analytical Method: MADEP-VPH-18-2.1 Parameter Result Q Dil LOQ DL Units Analysis Date C9 - C10 Aromatics ND 1 25 5.0 ug/L 08/16/2019 1859 Acceptance Surrogate Q % Rec Limit 2,5-Dibromotoluene (PID) 100 70-130 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 40 of 44 MADEP VPH (aromatics) - LCS Sample ID: UQ26201-002 Matrix: Aqueous Batch: 26201 Prep Method: VPH Analytical Method: MADEP-VPH-18-2.1 Spike Amount Result % Rec Parameter (ug/L) (ug/L) Q Dil % Rec Limit Analysis Date C9 - C10 Aromatics 25 26 1 106 70-130 08/16/2019 1831 Acceptance Surrogate Q % Rec Limit 2,5-Dibromotoluene (PID) 108 70-130 LOQ = Limit of Quantitation P = The RPD between two GC columns exceeds 40 % N = Recovery is out of criteria DL = Detection Limit J = Estimated result < LOQ and > DL + = RPD is out of criteria LOD = Limit of Detection ND = Not detected at or above the DL Note: Calculations are performed before rounding to avoid round -off errors in calculated results Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 41 of 44 Chain of Custody and Miscellaneous Documents Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 42 of 44 SHEALY ENVIRONMENTAL SERVICES, INC. CD CD F--.. z � c San C) O 4 L �''' Z 9 �! w z r W[ o 0 Z E 0 }{ � � z . w + �J Mc -. n �MxVal - I . 4 - I C � V 5 47 k Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 43 of 44 SHEALY ENVIRONMENTAL SERVICES, INC. $h-ily Pirv:rnnmenlnl 3en•iees, roc. r1v 1 OL I Nc!ilmcm Plumber. h1R116] 8C-1 4 Mcti+c DOLc: BL 2018 Sample Receipt Cimcklist (SRC) C'Umit- Armx Cornvanies Conler fnsrSr--ted hv,date: 3Uf' ? 08,W!2019 Lot N: 1,111](1002. 6]r* of re4eipt: {) SES1 ❑ 111nt M Ups �FcciEx (}rLcr: Yc5 ® \J, I 11. Were cutody Seals present on thr. cavicr7 V us I L NJ 0 N A 2, If Custo seals were reaenc, %were they intact arA unbroken' pl i Strip ID: NA _ Chlorins strip ID: 14A TesoA by- NA C]ri fina%Solid Snap -Cup ID: NA 2.6 f2-() °C NA eNA 9—_ NA 'INA°C NA 1NA aC 'Aethad. ®TmnperaturoBLamk ©Againsr Bottles IRCuri ]D; 5 1RGun Correction Factor: JC Method of coolant: 91 War lee ❑ Ica Yanks ❑ I }n= kq 0 Nunr~ {] Ycs ❑ No ®NA 3, 1 LtmpunAwru of iv)y roc-ler exQeedW 6,0°C, way, Project Wnager iNotifLeO R �r PM wLis Nul.il ica by: plronc 1 crrklil / facr-,-10-face (circle one)- ❑ Yu4 [I Ne Z NA 4, Is the c,omnlemiaJ oourior's pact hg slip 2020ed to tNs Foam? IZI 'p5 ❑ No 5, Wom propor aunt y prod❑MS (mlirlipiishaJhnLeivgri) fplluwc T,? 0 Yes 13No 6, ih'wQ aamplrz JDs hskAl on lhv COC? ® Vrr' ❑ No P. Were sample Ibs listerd on all sample ccb-rtaingrs" ❑ Yes ONO 9. Was colluction data & timo lj5wd #n ihi; C,Cx`? UH L0402-09 ]'es ONO 9, WFAS colleeliun &Le & link iiNLW -rn all :i urlpie caururlincn i? CJI r hWO2-08 • I}p�, 21 Yes ID 10 16, Did all rontaincr 1*0 informaa on (ID, &", Fimp) ggr4c with the C:OCL? ® Yes ❑ No J I, Wrm rests to'hc perfi)rmed IlsLcd ❑n the'C.00? Yes ❑ Ni?11. Did alI rarnples arrive in the prger ormtalrlers f'rr each iem -mcUar in goad cnelditlon (unhmken, 11dson, etc,)? Ycs ❑ No 1 J- Was adequate saraple voltlnle avaiiatrle? Yes ❑ No 14- Were all samples rec2Kr d with tn'A t11e holding time or 48 huffs, whichever cares first? 'es Na 15. Wero arkySampJe5caLltaiaersmi54ingfex-ces5 (6rcie one) samples Not Iisted Or` COC-9- ® Yes16- N` ❑ N ` 1'trr VITA and RSK-175 sxrrrples, were huhhles pirwnL �`pce-sires" ('la" lx fimm in cIiazne€nr) in ally of tha VDA vials? 0 Yus 1+1t} V NA 17- Were a 11 DR04 etahshu rient 5altl les rel-,Eived a[ a p14 of < 22 ❑ Yes No O NA JIlr WVN rtll �;ani salre ks rV"ivr-J Air H'> 12 and sulfide yamP10 rvcriVW ata pH El Yes ❑ No ®NA a 19- Were I applicable NJ I,,ri'KI cyan" e p noU632S (c O.Ssam rnVL) ples free of residua] ch 1{xune? ❑ ve£ ❑ Na 'Q- Were client remarkssmquectsti.e- requestad dillstirmp.: MS+MSD de5i�lsrlione., Ctc,,,) correctly trarl.tcrined fmm the COC inte the Dominant Section In 1,IMS? Yes No 21. WOS the LLotcnunlher ]isirtd on the mit3ia2L Jabal'? If yes uoueV NA Scimplr PMin-vawtion kNt-L:51 bocrmPletr:d for an} prg6e-r ed or with he3dspace) Sampl,v(s) NA �4ere recei4k-1 incorrectly preserved and were adjuslad ucordingly in satuplc reccivtng with 1-A mL vfcirrlc one. H2SO4, HNO3, rlcl, NaGH using SR # 14A TIrne ai~presCrva6Gn NA if Lnore than one presertrativc i& noeded, please now in die consanenos helow- rrple(s) UH10002-- 045,OM were r* iyvJ wilh bubblo = 6 miln in diaLmctCr. 84Funpic,(s) NA tvr_-rc Frccivcd with'CAC > O.S 1ngl (lf*19 isma) aild were aadj LlstCd aorarding ly h1 sanap to rccoivin,, with sodium thiosulfat-c (N ,5103) with Shealy ID: NA c ha de'.aLe:S ,.ppli:d rgr [)al,: G$f1fi120I4 C-1Qn-IrrY_4: Shealy Environmental Services, Inc. 106 Vantage Point Drive West Columbia, SC 29172 (803) 791-9700 Fax (803) 791-9111 www.shealylab.com Page 44 of 44 LP R I S M Full -Service Analytical & Environmental Solutions LABORATORIES, INC. Colonial Pipeline Company John Culbreath PO Box 87 Charlotte, NC 28130 NC Certification No. 402 NC Drinking Water Cert No. 37735 SC Certification No. 99012 Project: Kannapolis Project No.: August DW 2019 Lab Submittal Date: 08/22/2019 Prism Work Order: 9080340 Case Narrative 8/27/19 15:01 This data package contains the analytical results for the project identified above and includes a Case Narrative, Sample Results and Chain of Custody. Unless otherwise noted, all samples were received in acceptable condition and processed according to the referenced methods. Data qualifiers are flagged individually on each sample. A key reference for the data qualifiers appears at the end of this case narrative. Please call if you have any questions relating to this analytical report. Respectfully, PRISM LABORATORIES, INC. Terri W. Cole Project Manager Data Qualifiers Key Reference: Reviewed By Jackie Ziner For Terri W. Cole Project Manager BRL Below Reporting Limit MDL Method Detection Limit RPD Relative Percent Difference * Results reported to the reporting limit. All other results are reported to the MDL with values between MDL and reporting limit indicated with a J. This report should not be reproduced, except in its entirety, without the written consent of Prism Laboratories, Inc. 449 Springbrook Road - P.O. Box 240543 - Charlotte, NC 28224-0543 Phone: 704/529-6364 - Toll Free Number: 1-800/529-6364 - Fax: 704/525-0409 Page 1 of 11 �P R I S M Full -Service Analytical s Environmental Solutions LABORATORIES, INC. Sample Receipt Summary 08/27/2019 Prism Work Order: 9080340 Client Sample ID Lab Sample ID Matrix Date/Time Sampled Date/Time Received DW-Watts-New-Influent 08/22/19 Lab 9080340-01 Water 08/22/19 11:05 08/22/19 15:05 DW-Cook-Influent 08/22/19 Lab 9080340-02 Water 08/22/19 12:50 08/22/19 15:05 DW-Coren-Influent 08/22/19 Lab 9080340-03 Water 08/22/19 12:45 08/22/19 15:05 DW-Goodnight-New-influent_08/22/19_Lab 9080340-04 Water 08/22/19 10:55 08/22/19 15:05 DW-Maurer-Influent 08/22/19 Lab 9080340-05 Water 08/22/19 11:20 08/22/19 15:05 DW-Kann-Station 08/22/19 Lab 9080340-06 Water 08/22/19 10:15 08/22/19 15:05 Samples were received in good condition at 3.3 degrees C unless otherwise noted. This report should not be reproduced, except in its entirety, without the written consent of Prism Laboratories, Inc. 449 Springbrook Road - P.O. Box 240543 - Charlotte, NC 28224-0543 Phone: 704/529-6364 - Toll Free Number: 1-800/529-6364 - Fax: 704/525-0409 Page 2 of 11 /P R I IS M Full -Service Analytical Environmental Solutions LABORATORIES, INC. Laboratory Report 08/27/2019 Colonial Pipeline Company Attn: John Culbreath PO Box 87 Charlotte, NC 28130 Project: Kannapolis Project No.: August DW 2019 Sample Matrix: Water Client Sample ID: DW-Watts-New-Influent_08/22/19 Prism Sample ID: 9080340-01 Prism Work Order: 9080340 Time Collected: 08/22/19 11:05 Time Submitted: 08/22/19 15:05 Parameter Result Units Report MDL Dilution Method Analysis Analyst Batch Limit Factor Date/Time ID Volatile Organic Compounds by GC/MS Benzene BRL ug/L 0.50 0.048 1 *8260D 8/26/19 17:25 KDM P91-10428 Ethylbenzene BRL ug/L 0.50 0.061 1 *8260D 8/26/19 17:25 KDM P91-10428 m,p-Xylenes BRL ug/L 1.0 0.12 1 *8260D 8/26/19 17:25 KDM P91-10428 Methyl-tert-Butyl Ether BRL ug/L 5.0 0.042 1 *8260D 8/26/19 17:25 KDM P91-10428 Naphthalene BRL ug/L 1.0 0.19 1 *8260D 8/26/19 17:25 KDM P91-10428 o-Xylene BRL ug/L 0.50 0.044 1 *8260D 8/26/19 17:25 KDM P91-10428 Toluene BRL ug/L 0.50 0.044 1 *8260D 8/26/19 17:25 KDM P91-10428 Xylenes, total BRL ug/L 3.0 0.15 1 *8260D 8/26/19 17:25 KDM P91-10428 Surrogate Recovery Control Limits 4-Bromofluorobenzene 100 % 80-124 Dibromofluoromethane 97 % 75-129 Toluene-d8 96 % 77-123 This report should not be reproduced, except in its entirety, without the written consent of Prism Laboratories, Inc. 449 Springbrook Road - P.O. Box 240543 - Charlotte, NC 28224-0543 Phone: 704/529-6364 - Toll Free Number: 1-800/529-6364 - Fax: 704/525-0409 Page 3 of 11 �Full-Service Analytical P R I S M Environmental Solutions LABORATORIES INC. Laboratory Report 08/27/2019 Colonial Pipeline Company Attn: John Culbreath PO Box 87 Charlotte, NC 28130 Project: Kannapolis Project No.: August DW 2019 Sample Matrix: Water Client Sample ID: DW-cook-Influent_08/22/19_Lab Prism Sample ID: 9080340-02 Prism Work Order: 9080340 Time Collected: 08/22/19 12:50 Time Submitted: 08/22/19 15:05 Parameter Result Units Report MDL Dilution Method Analysis Analyst Batch Limit Factor Date/Time ID Volatile Organic Compounds by GUMS Benzene BRL ug/L 0.50 0.048 1 *8260D 8/26/19 17:51 KDM P91-10428 Ethylbenzene BRL ug/L 0.50 0.061 1 *8260D 8/26/19 17:51 KDM P91-10428 m,p-Xylenes BRL ug/L 1.0 0.12 1 *8260D 8/26/19 17:51 KDM P91-10428 Methyl-tert-Butyl Ether BRL ug/L 5.0 0.042 1 *8260D 8/26/19 17:51 KDM P91-10428 Naphthalene BRL ug/L 1.0 0.19 1 *8260D 8/26/19 17:51 KDM P91-10428 o-Xylene BRL ug/L 0.50 0.044 1 *8260D 8/26/19 17:51 KDM P91-10428 Toluene BRL ug/L 0.50 0.044 1 *8260D 8/26/19 17:51 KDM P91-10428 Xylenes, total BRL ug/L 3.0 0.15 1 *8260D 8/26/19 17:51 KDM P91-10428 Surrogate Recovery Control Limits 4-Bromofluorobenzene 100 % 80-124 Dibromofluoromethane 96 % 75-129 Toluene-d8 96 % 77-123 This report should not be reproduced, except in its entirety, without the written consent of Prism Laboratories, Inc. 449 Springbrook Road - P.O. Box 240543 - Charlotte, NC 28224-0543 Phone: 704/529-6364 - Toll Free Number: 1-800/529-6364 - Fax: 704/525-0409 Page 4 of 11 �Full-Service Analytical P R I S M Environmental Solutions LABORATORIES INC. Laboratory Report 08/27/2019 Colonial Pipeline Company Attn: John Culbreath PO Box 87 Charlotte, NC 28130 Project: Kannapolis Project No.: August DW 2019 Sample Matrix: Water Client Sample ID: DW-Coren-Influent_08/22/19_Lab Prism Sample ID: 9080340-03 Prism Work Order: 9080340 Time Collected: 08/22/19 12:45 Time Submitted: 08/22/19 15:05 Parameter Result Units Report MDL Dilution Method Analysis Analyst Batch Limit Factor Date/Time ID Volatile Organic Compounds by GUMS Benzene BRL ug/L 0.50 0.048 1 *8260D 8/26/19 18:17 KDM P91-10428 Ethylbenzene BRL ug/L 0.50 0.061 1 *8260D 8/26/19 18:17 KDM P91-10428 m,p-Xylenes 1.4 ug/L 1.0 0.12 1 *8260D 8/26/19 18:17 KDM P9H0428 Methyl-tert-Butyl Ether BRL ug/L 5.0 0.042 1 *8260D 8/26/19 18:17 KDM P91-10428 Naphthalene BRL ug/L 1.0 0.19 1 *8260D 8/26/19 18:17 KDM P91-10428 o-Xylene 0.61 ug/L 0.50 0.044 1 *8260D 8/26/19 18:17 KDM P9H0428 Toluene 1.6 ug/L 0.50 0.044 1 *8260D 8/26/19 18:17 KDM P9H0428 Xylenes, total BRL ug/L 3.0 0.15 1 *8260D 8/26/19 18:17 KDM P91-10428 Surrogate Recovery Control Limits 4-Bromofluorobenzene 100 % 80-124 Dibromofluoromethane 97 % 75-129 Toluene-d8 96 % 77-123 This report should not be reproduced, except in its entirety, without the written consent of Prism Laboratories, Inc. 449 Springbrook Road - P.O. Box 240543 - Charlotte, NC 28224-0543 Phone: 704/529-6364 - Toll Free Number: 1-800/529-6364 - Fax: 704/525-0409 Page 5 of 11 �Full-Service Analytical P R I S M Environmental Solutions LABORATORIES INC. Laboratory Report 08/27/2019 Colonial Pipeline Company Attn: John Culbreath PO Box 87 Charlotte, NC 28130 Project: Kannapolis Project No.: August DW 2019 Sample Matrix: Water Client Sample ID: DW-Goodnight-New-Influent_08/2 Prism Sample ID: 9080340-04 Prism Work Order: 9080340 Time Collected: 08/22/19 10:55 Time Submitted: 08/22/19 15:05 Parameter Result Units Report MDL Dilution Method Analysis Analyst Batch Limit Factor Date/Time ID Volatile Organic Compounds by GUMS Benzene BRL ug/L 0.50 0.048 1 *8260D 8/26/19 18:43 KDM P91-10428 Ethylbenzene BRL ug/L 0.50 0.061 1 *8260D 8/26/19 18:43 KDM P91-10428 m,p-Xylenes BRL ug/L 1.0 0.12 1 *8260D 8/26/19 18:43 KDM P91-10428 Methyl-tert-Butyl Ether BRL ug/L 5.0 0.042 1 *8260D 8/26/19 18:43 KDM P91-10428 Naphthalene BRL ug/L 1.0 0.19 1 *8260D 8/26/19 18:43 KDM P91-10428 o-Xylene BRL ug/L 0.50 0.044 1 *8260D 8/26/19 18:43 KDM P91-10428 Toluene BRL ug/L 0.50 0.044 1 *8260D 8/26/19 18:43 KDM P91-10428 Xylenes, total BRL ug/L 3.0 0.15 1 *8260D 8/26/19 18:43 KDM P91-10428 Surrogate Recovery Control Limits 4-Bromofluorobenzene 101 % 80-124 Dibromofluoromethane 98 % 75-129 Toluene-d8 96 % 77-123 This report should not be reproduced, except in its entirety, without the written consent of Prism Laboratories, Inc. 449 Springbrook Road - P.O. Box 240543 - Charlotte, NC 28224-0543 Phone: 704/529-6364 - Toll Free Number: 1-800/529-6364 - Fax: 704/525-0409 Page 6 of 11 �Full-Service Analytical P R I S M Environmental Solutions LABORATORIES INC. Laboratory Report 08/27/2019 Colonial Pipeline Company Attn: John Culbreath PO Box 87 Charlotte, NC 28130 Project: Kannapolis Project No.: August DW 2019 Sample Matrix: Water Client Sample ID: DW-Maurer-Influent_08/22/19_La Prism Sample ID: 9080340-05 Prism Work Order: 9080340 Time Collected: 08/22/19 11:20 Time Submitted: 08/22/19 15:05 Parameter Result Units Report MDL Dilution Method Analysis Analyst Batch Limit Factor Date/Time ID Volatile Organic Compounds by GUMS Benzene BRL ug/L 0.50 0.048 1 *8260D 8/26/19 19:09 KDM P91-10428 Ethylbenzene BRL ug/L 0.50 0.061 1 *8260D 8/26/19 19:09 KDM P91-10428 m,p-Xylenes BRL ug/L 1.0 0.12 1 *8260D 8/26/19 19:09 KDM P91-10428 Methyl-tert-Butyl Ether BRL ug/L 5.0 0.042 1 *8260D 8/26/19 19:09 KDM P91-10428 Naphthalene BRL ug/L 1.0 0.19 1 *8260D 8/26/19 19:09 KDM P91-10428 o-Xylene BRL ug/L 0.50 0.044 1 *8260D 8/26/19 19:09 KDM P91-10428 Toluene BRL ug/L 0.50 0.044 1 *8260D 8/26/19 19:09 KDM P91-10428 Xylenes, total BRL ug/L 3.0 0.15 1 *8260D 8/26/19 19:09 KDM P91-10428 Surrogate Recovery Control Limits 4-Bromofluorobenzene 100 % 80-124 Dibromofluoromethane 97 % 75-129 Toluene-d8 96 % 77-123 This report should not be reproduced, except in its entirety, without the written consent of Prism Laboratories, Inc. 449 Springbrook Road - P.O. Box 240543 - Charlotte, NC 28224-0543 Phone: 704/529-6364 - Toll Free Number: 1-800/529-6364 - Fax: 704/525-0409 Page 7 of 11 �Full-Service Analytical P R I S M Environmental Solutions LABORATORIES INC. Laboratory Report 08/27/2019 Colonial Pipeline Company Attn: John Culbreath PO Box 87 Charlotte, NC 28130 Project: Kannapolis Project No.: August DW 2019 Sample Matrix: Water Client Sample ID: DW-Kann-Station_08/22/19_Lab Prism Sample ID: 9080340-06 Prism Work Order: 9080340 Time Collected: 08/22/19 10:15 Time Submitted: 08/22/19 15:05 Parameter Result Units Report MDL Dilution Method Analysis Analyst Batch Limit Factor Date/Time ID Volatile Organic Compounds by GUMS Benzene BRL ug/L 0.50 0.048 1 *8260D 8/26/19 19:35 KDM P91-10428 Ethylbenzene BRL ug/L 0.50 0.061 1 *8260D 8/26/19 19:35 KDM P91-10428 m,p-Xylenes BRL ug/L 1.0 0.12 1 *8260D 8/26/19 19:35 KDM P91-10428 Methyl-tert-Butyl Ether BRL ug/L 5.0 0.042 1 *8260D 8/26/19 19:35 KDM P91-10428 Naphthalene BRL ug/L 1.0 0.19 1 *8260D 8/26/19 19:35 KDM P91-10428 o-Xylene BRL ug/L 0.50 0.044 1 *8260D 8/26/19 19:35 KDM P91-10428 Toluene BRL ug/L 0.50 0.044 1 *8260D 8/26/19 19:35 KDM P91-10428 Xylenes, total BRL ug/L 3.0 0.15 1 *8260D 8/26/19 19:35 KDM P91-10428 Surrogate Recovery Control Limits 4-Bromofluorobenzene 99 % 80-124 Dibromofluoromethane 98 % 75-129 Toluene-d8 96 % 77-123 This report should not be reproduced, except in its entirety, without the written consent of Prism Laboratories, Inc. 449 Springbrook Road - P.O. Box 240543 - Charlotte, NC 28224-0543 Phone: 704/529-6364 - Toll Free Number: 1-800/529-6364 - Fax: 704/525-0409 Page 8 of 11 P R I IS M EService Analytical Environmental Solutions LABORATORIES, INC. Level II QC Report 8/27/19 Colonial Pipeline Company Project: Kannapolis Attn: John Culbreath PO Box 87 Project No: August DW 2019 Charlotte, NC 28130 Volatile Organic Compounds by GC/MS - Quality Control Analyte Batch P9HO428 - 5030B Reporting Result Limit Units Prism Work Order: 9080340 Time Submitted: 8/22/2019 3:05:OOPM Spike Source %REC RPD Level Result %REC Limits RPD Limit Notes Blank (P9H0428-BLK1) Prepared &Analyzed: 08/26/19 Benzene BRL 0.50 ug/L Ethylbenzene BRL 0.50 ug/L m,p-Xylenes BRL 1.0 ug/L Methyl-tert-Butyl Ether BRL 5.0 ug/L Naphthalene BRL 1.0 ug/L o-Xylene BRL 0.50 ug/L Toluene BRL 0.50 ug/L Xylenes, total BRL 3.0 ug/L Surrogate:4-Bromofluorobenzene 49.7 ug/L 50.00 99 80-124 Surrogate: Dibromofluoromethane 48.0 ug/L 50.00 96 75-129 Surrogate: Toluene-d8 48.4 ug/L 50.00 97 77-123 LCS (P9H0428-BSI) Prepared &Analyzed: 08/26/19 Benzene 21.9 0.50 ug/L 20.00 109 77-128 Ethylbenzene 21.6 0.50 ug/L 20.00 108 80-127 m,p-Xylenes 43.8 1.0 ug/L 40.00 110 77-133 Methyl-tert-Butyl Ether 22.3 5.0 ug/L 20.00 112 68-135 Naphthalene 19.3 1.0 ug/L 20.00 96 64-136 o-Xylene 21.0 0.50 ug/L 20.00 105 78-128 Toluene 20.8 0.50 ug/L 20.00 104 76-131 Xylenes, total 64.8 3.0 ug/L 60.00 108 77-133 Surrogate:4-Bromofluorobenzene 50.3 ug/L 50.00 101 80-124 Surrogate: Dibromofluoromethane 49.1 ug/L 50.00 98 75-129 Surrogate: Toluene-d8 48.8 ug/L 50.00 98 77-123 LCS Dup (P9H0428-BSD1) Prepared & Analyzed: 08/26/19 Benzene 21.8 0.50 ug/L 20.00 109 77-128 0.4 20 Ethylbenzene 21.1 0.50 ug/L 20.00 106 80-127 2 20 m,p-Xylenes 43.0 1.0 ug/L 40.00 108 77-133 2 20 Methyl-tert-Butyl Ether 22.7 5.0 ug/L 20.00 114 68-135 2 20 Naphthalene 19.1 1.0 ug/L 20.00 96 64-136 0.8 20 o-Xylene 20.7 0.50 ug/L 20.00 104 78-128 1 20 Toluene 20.7 0.50 ug/L 20.00 104 76-131 0.5 20 Xylenes, total 63.8 3.0 ug/L 60.00 106 77-133 2 20 Surrogate:4-Bromofluorobenzene 50.2 ug/L 50.00 100 80-124 Surrogate: Dibromofluoromethane 49.1 ug/L 50.00 98 75-129 Surrogate: Toluene-d8 48.7 ug/L 50.00 97 77-123 This report should not be reproduced, except in its entirety, without the written consent of Prism Laboratories, Inc. 449 Springbrook Road - P.O. Box 240543 - Charlotte, NC 28224-0543 Phone: 704/529-6364 - Toll Free Number: 1-800/529-6364 - Fax: 704/525-0409 Page 9 of 11 Sample Extraction Data Prep Method: 5030E Lab Number Batch Initial Final Date/Time 9080340-01 P91-10428 10 mL 10 mL 08/26/19 10:36 9080340-02 P91-10428 10 mL 10 mL 08/26/19 10:36 9080340-03 P91-10428 10 mL 10 mL 08/26/19 10:36 9080340-04 P91-10428 10 mL 10 mL 08/26/19 10:36 9080340-05 P91-10428 10 mL 10 mL 08/26/19 10:36 9080340-06 P91-10428 10 mL 10 mL 08/26/19 10:36 This report should not be reproduced, except in its entirety, without the written consent of Prism Laboratories, Inc. 449 Springbrook Road - P.O. Box 240543 - Charlotte, NC 28224-0543 Phone: 704/529-6364 - Toll Free Number: 1-800/529-6364 - Fax: 704/525-0409 Page 10 of 11 s 0 C> ` ♦ 'C 1 p fn c .. w N > •� D 0 0 0 --A � � CL ,m. 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