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HomeMy WebLinkAboutDERR-2025-0000631 STORAGE TANK PERMANENT CLOSURE NOTICE (rev./) FACILITY ID# . … State Use Only Date Processed by Date Mailed to LHD LUST ID# Date to LUST Review Closure Notice prepared at the request of the owner/operator (identified below) by of (company name) Phone # Address City State Zip TANKS CLOSED Piping Only Tank # Please complete for each tank Type (Steel,FRP,etc.) Date Installed Capacity (Gallons) Substance stored* Date last operated Date Closed Removed/In Place/Change in Service (CIS)? *Indicate the specific substance stored in each tank to be closed (regular, unleaded, diesel, waste oil, etc.) CLOSURE INFORMATION Fuel was emptied Sludge was removed Tank was cleaned Tank was: Purged Inerted Method Used: Location of Closure Records: For In-Place Closure:tanks filled with: For Change-In-Service: Substance to be stored: FACILITY INFORMATION Tank Owner Phone # Address City State Zip Facility Name Address City State Zip Contact person Phone # Total number of regulated tanks at this site before closure Total number of regulated tanks at this site after closure TANK REMOVER Name Cert. # TR Exp. Date Company Phone # Address City State Zip SOIL/GROUNDWATER SAMPLER Name Cert. # GS Exp. Date Company Phone # Address City State Zip PETROLEUM 1021 I I I I I I I I I I petroleum storage petroleum storage □ I I I I I I I I I I I I □ I □ I □ I □ I □ I McWane Ductile utah 2550 South Industrial Parkway Provo UT 84606 +1 (801) 373-6910 McWane Ductile +1 (801) 373-6910 2550 South Industrial Parkway Provo UT 84606 McWane Ductile Utah Provo UT 84606 +1 (801) 373-6910 1 0 1 Steel Unknown 180 Unknown Removed Richie Tourney Tetra Tech 4750 W 2100 S, Suite 400 Salt Lake City UT 84120 +1 (801) 891-1033 ET Technology 1885 07/03/2026 02/16/2025 Aaron Norton 3110 California Ave, Suite D Salt Lake City UT 84104 +1 (801) 977-0731 2550 South Industrial Parkway Christy Webster 11/15/2024 Unknown 0468 DDry IIce 11/27/2024 1001002 Christy Webster Not Applicable (N/A) N/A OMB 2 DISPOSAL SITES USED Location Name Contact Name Phone # Date Amount Tank(s)Tank # Product From Tank(s) Contaminated Water From Tank Cleaning Sludge Contaminated Water From Excavation Contaminated Soil SITE ASSESSMENT Complete the Facility Site Plat (Closure Notice) and Sample Information Table (Closure Notice) on pages 3 and 4 to show the locations, depths, and other information on all soil/groundwater samples taken for closure. The samples must be consistently identified by sample ID # on the site plat, table, and lab analysis report. Completed Facility Site Plat (Closure Notice) is attached. The following must be included (enter the distance, and direction (N,S,E,W) from the area of contamination or, where applicable, use OH for overhead, NP for not present): Transported Water Line Sewer Line Natural Gas Storm Drain Telephone Electrical Property Line Buildings Completed Sample Information Table (Closure Notice) is attached. Certified lab analytical environmental sample results are attached. Unified Soil Classification (USC) sample results are attached. Chain of Custody form is attached. Samples were properly: Collected Labeled Packaged Samples were in sight of the person in custody at all times or in a secured locked place. I certify under penalty of law that the closure site assessment at this facility was conducted in accordance with 40 CFR 280.52, 40 CFR 280.72, and R311-205, and that any additional samples required by 40 CFR 280.52, 40 CFR 280.72 and R311-205-2()() were properly collected. Signature of Certified Groundwater/Soil Sampler Full name of Certified Sampler Date If contamination at the facility is confirmed, any person providing remedial assistance for a fee must be a Certified UST Consultant. The Certified UST Consultant providing assistance is: CERTIFIED UST CONSULTANT Name Cert. #CC Exp. Date Company Address City State Zip Phone # Please explain any unusual circumstances that occurred during the site assessment or closure: □ □ □ □ □ □ □ □ □ □ U.A.C. U.A.C. 1 a I On-Site Christy Webster +18013796910 1 N/A E.T. Technologies N/A N/A N/A David Wilson Tetra Tech Salt Lake City 4750 W 2100 S., Suite 400 UT 84120 +1 (801) 891-1033 0072 06/30/2026 11/15/2024 Richie Torney Aaron Norton +18018210953 11/15/2024 10 Gallons 11/25/2024 After UST removal and sample collection, the former UST area was backfilled and completed with asphalt at the owners direction to complete other infrastructure activities for the area. 3 Facility Site Plat (Closure Notice) The site plat must be drawn to an appropriate identified scale. It must show planned sampling locations, substances stored in tanks, and other relevant information. Tank and sample identification numbers must be consistent with the information given on p. 1 and 4 of the Closure Notice. Facility ID: Drawn By: Date: X = Sample locations (SS-#, WS-#, USC-#)Site Plat Must Indicate Actual Locations Of: 0 = Monitoring Wells (MW-#) Current & former tanks, piping & dispensers = Soil boring (SB-#), or Geoprobe Boring (GP-#) = Water Wells (domestic, livestock, etc.)boundaries Slope of Surface Topography: (N,NW,W,SW,S,SE,E,NE) Land Use At Site: Residential Commercial Industrial Surrounding Land: Residential Commercial Excavations, GW monitoring wells & soil stockpiles North Scale: 1”= Feet □ • _Industrial ✓ ✓ Location of all samples to be taken ✓ Buildings, fences, & property ✓ Utility conduits (sewers, gas, water, storm drains, electrical, etc.) ✓ Depth to groundwater (if encountered) ✓ Richie Torney 19.25 11/25/20241001002 MDU UST Sample Detections SS-1 SS-2 TPH as Diesel 500 5000 19,800 188 TPH as Gasoline 150 1500 42.4 10.5 Oil & Grease 1,000 10,000 10,800 ND Benzene 0.005 0.3 1.0 Toluene 1.0 3.0 1.1 TPH as Diesel 1 10 88.5 TPH as Gasoline 1 10 1810 Oil & Grease 10 10 160 Bold vaues indicate exceedance of Utah Initial Screening Levels Red shaded values indicate exceedance of Utah Tier 1 Screening Criteria Tier 1 Screening Criteria (mg/kg) Tier 1 Screening Criteria (mg/L) Soil Results (mg/kg)Utah ISL (mg/kg)Analyte Analyte Utah ISL (mg/L)GW-1 (mg/L) McWane Ductile Utah Tank Closure Page 1 of 5 PHOTO LOG Number: 1 Date: November 15, 2024 Description: View of the exposed tank prior to exhumation. Number: 2 Date: November 15, 2024 Description: E.T. Technologies placing dry ice in the tank to inert the tank prior to removal. McWane Ductile Utah Tank Closure Page 2 of 5 PHOTO LOG Number: 3 Date: November 15, 2024 Description: E.T. Technologies confirming the O2 level is below 10% before removing the tank. Number: 4 Date: November 15, 2024 Description: View of the CO2 filled tank prior to removal. McWane Ductile Utah Tank Closure Page 3 of 5 PHOTO LOG Number: 5 Date: November 15, 2024 Description: View of beginning removal of the tank Number: 6 Date: November 15, 2024 Description: View of the tank after removal. McWane Ductile Utah Tank Closure Page 4 of 5 PHOTO LOG Number: 7 Date: November 15, 2024 Description: View of the tank after removal. Number: 8 Date: November 15, 2024 Description: View of the excavation after tank removal and before sampling. McWane Ductile Utah Tank Closure Page 5 of 5 PHOTO LOG Number: 9 Date: November 15, 2024 Description: View of the excavation and groundwater seepage. The analyses presented on this report were performed in accordance with the National Environmental Laboratory Accreditation Program (NELAP) unless noted in the comments, flags, or case narrative. If the report is to be used for regulatory compliance, it should be presented in its entirety, and not be altered. Client Service Contact: 801.262.7299 Tetra Tech Inc. Attn: Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 Work Order: 24K1240 Project: McWane Tank Pull 11/21/2024 Approved By: Mark Broadhead, Project Manager 9632 South 500 West Sandy, Utah 84070 Serving the Intermountain West since 1953 801.262.7299 Main 866.792.0093 Fax www.ChemtechFord.com Page 1 of 33 xx Chemtech-Ford Laboratories Serving the Intermountain West Since 1953 Certificate of Analysis 9632 South 500 West Sandy, UT 84070 O:(801) 262-7299 F: (866) 792-0093 www.ChemtechFord.com Tetra Tech Inc. Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 PO#: Receipt: Date Reported: Project Name: 117-353100-25001 11/15/24 12:23 @ 4.0 °C 11/21/2024 McWane Tank Pull Sample ID: SS-1 Lab ID: 24K1240-01Matrix: Solid Flag(s)Units Analysis Date/Time Date Sampled: 11/15/24 10:55 Preparation Date/Time Sampled By: Richie Torney Minimum Reporting Limit MethodResult Inorganic mg/kg dry 11/19/2411/18/24271EPA 1664BMod10800Oil & Grease (HEM) %11/18/2411/18/240.1 CTF800091.2Total Solids Diesel Range mg/kg dry 11/20/2411/19/24548EPA 8015 C19800Diesel Range Organics Volatile Organic Compounds mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND1,1,1,2-Tetrachloroethane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND1,1,1-Trichloroethane mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND1,1,2,2-Tetrachloroethane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND1,1,2-Trichloroethane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND1,1,2-Trichlorotrifluoroethane mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND1,1-Dichloroethane mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND1,1-Dichloroethene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND1,1-Dichloropropene mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND1,2,3-Trichlorobenzene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND1,2,3-Trichloropropane mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND1,2,4-Trichlorobenzene mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND1,2,4-Trimethylbenzene mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND1,2-Dibromo-3-chloropropane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND1,2-Dibromoethane (EDB) mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND1,2-Dichlorobenzene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND1,2-Dichloroethane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND1,2-Dichloropropane mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND1,3,5-Trimethylbenzene mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND1,3-Dichlorobenzene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND1,3-Dichloropropane mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND1,4-Dichlorobenzene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND2,2-Dichloropropane mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BND2-Chlorotoluene mg/kg dry J-LOW-C11/18/2411/18/240.55 EPA 8260D/5030BND2-Nitropropane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BND4-Chlorotoluene mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BNDp-Isopropyltoluene mg/kg dry MS-Low11/18/2411/18/245.48 EPA 8260D/5030BNDAcetone mg/kg dry 11/18/2411/18/240.11 EPA 8260D/5030BNDBenzene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDBromobenzene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDBromochloromethane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDBromodichloromethane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDBromoform Project Name: McWane Tank Pull CtF WO#: 24K1240 www.ChemtechFord.com Page 2 of 33Page 2 of 33 xx Chemtech-Ford Laboratories Serving the Intermountain West Since 1953 Certificate of Analysis 9632 South 500 West Sandy, UT 84070 O:(801) 262-7299 F: (866) 792-0093 www.ChemtechFord.com Tetra Tech Inc. Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 PO#: Receipt: Date Reported: Project Name: 117-353100-25001 11/15/24 12:23 @ 4.0 °C 11/21/2024 McWane Tank Pull Sample ID: SS-1 (cont.) Lab ID: 24K1240-01Matrix: Solid Flag(s)Units Analysis Date/Time Date Sampled: 11/15/24 10:55 Preparation Date/Time Sampled By: Richie Torney Minimum Reporting Limit MethodResult Volatile Organic Compounds (cont.) mg/kg dry J-LOW-C11/18/2411/18/240.55 EPA 8260D/5030BNDBromomethane mg/kg dry MS-Low11/18/2411/18/240.55 EPA 8260D/5030BNDCarbon Disulfide mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BNDCarbon Tetrachloride mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDChlorobenzene mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BNDChloroethane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDChloroform mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDChloromethane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDcis-1,2-Dichloroethene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDcis-1,3-Dichloropropene mg/kg dry J-LOW-C11/18/2411/18/242.74 EPA 8260D/5030BNDCyclohexanone mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDDibromochloromethane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDDibromomethane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDDichlorodifluoromethane mg/kg dry 11/18/2411/18/240.55 EPA 8260D/5030BNDEthyl Acetate mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BNDEthyl Ether mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDEthylbenzene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDHexachlorobutadiene mg/kg dry 11/18/2411/18/245.48 EPA 8260D/5030BNDIsobutanol mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDIsopropylbenzene mg/kg dry 11/18/2411/18/240.55 EPA 8260D/5030BNDMethyl Ethyl Ketone mg/kg dry J-LOW-C11/18/2411/18/241.37 EPA 8260D/5030BNDMethyl Isobutyl Ketone mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDMethylene Chloride mg/kg dry 11/18/2411/18/240.16 EPA 8260D/5030BNDMethyl-tert-butyl ether (MTBE) mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDNaphthalene mg/kg dry J-LOW-C11/18/2411/18/2413.7 EPA 8260D/5030BNDn-Butyl Alcohol mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030B1.15n-Butylbenzene mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BNDn-Propyl Benzene mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BNDPentachloroethane mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDsec-Butyl Benzene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDStyrene mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BNDtert-Butylbenzene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDTetrachloroethene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDToluene mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BNDtrans-1,2-Dichloroethene mg/kg dry MS-Low11/18/2411/18/240.27 EPA 8260D/5030BNDtrans-1,3-Dichloropropene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDTrichloroethene mg/kg dry 11/18/2411/18/240.27 EPA 8260D/5030BNDTrichlorofluoromethane Project Name: McWane Tank Pull CtF WO#: 24K1240 www.ChemtechFord.com Page 3 of 33Page 3 of 33 xx Chemtech-Ford Laboratories Serving the Intermountain West Since 1953 Certificate of Analysis 9632 South 500 West Sandy, UT 84070 O:(801) 262-7299 F: (866) 792-0093 www.ChemtechFord.com Tetra Tech Inc. Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 PO#: Receipt: Date Reported: Project Name: 117-353100-25001 11/15/24 12:23 @ 4.0 °C 11/21/2024 McWane Tank Pull Sample ID: SS-1 (cont.) Lab ID: 24K1240-01Matrix: Solid Flag(s)Units Analysis Date/Time Date Sampled: 11/15/24 10:55 Preparation Date/Time Sampled By: Richie Torney Minimum Reporting Limit MethodResult Volatile Organic Compounds (cont.) mg/kg dry MS-Low11/18/2411/18/240.22 EPA 8260D/5030BNDVinyl Chloride mg/kg dry 11/18/2411/18/240.82 EPA 8260D/5030BNDXylenes, total mg/kg dry 11/18/2411/18/242.74 EPA 8260D/5030B42.4Gasoline Range Organics Project Name: McWane Tank Pull CtF WO#: 24K1240 www.ChemtechFord.com Page 4 of 33Page 4 of 33 xx Chemtech-Ford Laboratories Serving the Intermountain West Since 1953 Certificate of Analysis 9632 South 500 West Sandy, UT 84070 O:(801) 262-7299 F: (866) 792-0093 www.ChemtechFord.com Tetra Tech Inc. Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 PO#: Receipt: Date Reported: Project Name: 117-353100-25001 11/15/24 12:23 @ 4.0 °C 11/21/2024 McWane Tank Pull Sample ID: SS-2 Lab ID: 24K1240-02Matrix: Solid Flag(s)Units Analysis Date/Time Date Sampled: 11/15/24 11:00 Preparation Date/Time Sampled By: Richie Torney Minimum Reporting Limit MethodResult Inorganic mg/kg dry 11/19/2411/18/24311EPA 1664BModNDOil & Grease (HEM) %11/18/2411/18/240.1 CTF800080.2Total Solids Diesel Range mg/kg dry 11/20/2411/19/2462EPA 8015 C188Diesel Range Organics Volatile Organic Compounds mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,1,1,2-Tetrachloroethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,1,1-Trichloroethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,1,2,2-Tetrachloroethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,1,2-Trichloroethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,1,2-Trichlorotrifluoroethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,1-Dichloroethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,1-Dichloroethene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,1-Dichloropropene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,2,3-Trichlorobenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,2,3-Trichloropropane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,2,4-Trichlorobenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,2,4-Trimethylbenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,2-Dibromo-3-chloropropane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,2-Dibromoethane (EDB) mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,2-Dichlorobenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,2-Dichloroethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,2-Dichloropropane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,3,5-Trimethylbenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,3-Dichlorobenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,3-Dichloropropane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND1,4-Dichlorobenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND2,2-Dichloropropane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND2-Chlorotoluene mg/kg dry J-LOW-C11/18/2411/18/240.62 EPA 8260D/5030BND2-Nitropropane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BND4-Chlorotoluene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDp-Isopropyltoluene mg/kg dry 11/18/2411/18/246.24 EPA 8260D/5030BNDAcetone mg/kg dry 11/18/2411/18/240.12 EPA 8260D/5030BNDBenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDBromobenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDBromochloromethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDBromodichloromethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDBromoform Project Name: McWane Tank Pull CtF WO#: 24K1240 www.ChemtechFord.com Page 5 of 33Page 5 of 33 xx Chemtech-Ford Laboratories Serving the Intermountain West Since 1953 Certificate of Analysis 9632 South 500 West Sandy, UT 84070 O:(801) 262-7299 F: (866) 792-0093 www.ChemtechFord.com Tetra Tech Inc. Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 PO#: Receipt: Date Reported: Project Name: 117-353100-25001 11/15/24 12:23 @ 4.0 °C 11/21/2024 McWane Tank Pull Sample ID: SS-2 (cont.) Lab ID: 24K1240-02Matrix: Solid Flag(s)Units Analysis Date/Time Date Sampled: 11/15/24 11:00 Preparation Date/Time Sampled By: Richie Torney Minimum Reporting Limit MethodResult Volatile Organic Compounds (cont.) mg/kg dry J-LOW-C11/18/2411/18/240.62 EPA 8260D/5030BNDBromomethane mg/kg dry 11/18/2411/18/240.62 EPA 8260D/5030BNDCarbon Disulfide mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDCarbon Tetrachloride mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDChlorobenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDChloroethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDChloroform mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDChloromethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDcis-1,2-Dichloroethene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDcis-1,3-Dichloropropene mg/kg dry J-LOW-C11/18/2411/18/243.12 EPA 8260D/5030BNDCyclohexanone mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDDibromochloromethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDDibromomethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDDichlorodifluoromethane mg/kg dry 11/18/2411/18/240.62 EPA 8260D/5030BNDEthyl Acetate mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDEthyl Ether mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDEthylbenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDHexachlorobutadiene mg/kg dry 11/18/2411/18/246.24 EPA 8260D/5030BNDIsobutanol mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDIsopropylbenzene mg/kg dry 11/18/2411/18/240.62 EPA 8260D/5030BNDMethyl Ethyl Ketone mg/kg dry J-LOW-C11/18/2411/18/241.56 EPA 8260D/5030BNDMethyl Isobutyl Ketone mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDMethylene Chloride mg/kg dry 11/18/2411/18/240.19 EPA 8260D/5030BNDMethyl-tert-butyl ether (MTBE) mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDNaphthalene mg/kg dry J-LOW-C11/18/2411/18/2415.6 EPA 8260D/5030BNDn-Butyl Alcohol mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDn-Butylbenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDn-Propyl Benzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDPentachloroethane mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDsec-Butyl Benzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDStyrene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDtert-Butylbenzene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDTetrachloroethene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDToluene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDtrans-1,2-Dichloroethene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDtrans-1,3-Dichloropropene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDTrichloroethene mg/kg dry 11/18/2411/18/240.31 EPA 8260D/5030BNDTrichlorofluoromethane Project Name: McWane Tank Pull CtF WO#: 24K1240 www.ChemtechFord.com Page 6 of 33Page 6 of 33 xx Chemtech-Ford Laboratories Serving the Intermountain West Since 1953 Certificate of Analysis 9632 South 500 West Sandy, UT 84070 O:(801) 262-7299 F: (866) 792-0093 www.ChemtechFord.com Tetra Tech Inc. Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 PO#: Receipt: Date Reported: Project Name: 117-353100-25001 11/15/24 12:23 @ 4.0 °C 11/21/2024 McWane Tank Pull Sample ID: SS-2 (cont.) Lab ID: 24K1240-02Matrix: Solid Flag(s)Units Analysis Date/Time Date Sampled: 11/15/24 11:00 Preparation Date/Time Sampled By: Richie Torney Minimum Reporting Limit MethodResult Volatile Organic Compounds (cont.) mg/kg dry 11/18/2411/18/240.25 EPA 8260D/5030BNDVinyl Chloride mg/kg dry 11/18/2411/18/240.94 EPA 8260D/5030BNDXylenes, total mg/kg dry 11/18/2411/18/243.12 EPA 8260D/5030B10.5Gasoline Range Organics Project Name: McWane Tank Pull CtF WO#: 24K1240 www.ChemtechFord.com Page 7 of 33Page 7 of 33 xx Chemtech-Ford Laboratories Serving the Intermountain West Since 1953 Certificate of Analysis 9632 South 500 West Sandy, UT 84070 O:(801) 262-7299 F: (866) 792-0093 www.ChemtechFord.com Tetra Tech Inc. Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 PO#: Receipt: Date Reported: Project Name: 117-353100-25001 11/15/24 12:23 @ 4.0 °C 11/21/2024 McWane Tank Pull Sample ID: USC-1 Lab ID: 24K1240-03Matrix: Solid Flag(s)Units Analysis Date/Time Date Sampled: 11/15/24 11:05 Preparation Date/Time Sampled By: Richie Torney Minimum Reporting Limit MethodResult Inorganic -11/20/2411/20/24ASTM D2487-ModSPUnited Soil Classification [USC] Project Name: McWane Tank Pull CtF WO#: 24K1240 www.ChemtechFord.com Page 8 of 33Page 8 of 33 xx Chemtech-Ford Laboratories Serving the Intermountain West Since 1953 Certificate of Analysis 9632 South 500 West Sandy, UT 84070 O:(801) 262-7299 F: (866) 792-0093 www.ChemtechFord.com Tetra Tech Inc. Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 PO#: Receipt: Date Reported: Project Name: 117-353100-25001 11/15/24 12:23 @ 4.0 °C 11/21/2024 McWane Tank Pull Sample ID: GW-1 Lab ID: 24K1240-04Matrix: Water Flag(s)Units Analysis Date/Time Date Sampled: 11/15/24 11:10 Preparation Date/Time Sampled By: Richie Torney Minimum Reporting Limit MethodResult Inorganic mg/L 11/18/2411/15/246EPA 1664B160Oil & Grease (HEM) Diesel Range mg/L 11/19/2411/19/241.0 EPA 8015 C88.5Diesel Range Organics Volatile Organic Compounds ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,1,1,2-Tetrachloroethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,1,1-Trichloroethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,1,2,2-Tetrachloroethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,1,2-Trichloroethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,1,2-Trichlorotrifluoroethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,1-Dichloroethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,1-Dichloroethene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,1-Dichloropropene ug/L 11/18/2411/18/2410.0 EPA 8260D/5030BND2-Hexanone ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,2,3-Trichlorobenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,2,3-Trichloropropane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,2,4-Trichlorobenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,2,4-Trimethylbenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,2-Dibromo-3-chloropropane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,2-Dibromoethane (EDB) ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,2-Dichlorobenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,2-Dichloroethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,2-Dichloropropane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,3,5-Trimethylbenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,3-Dichlorobenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,3-Dichloropropane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND1,4-Dichlorobenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND2,2-Dichloropropane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND2-Chlorotoluene ug/L 11/18/2411/18/242.0 EPA 8260D/5030BND2-Nitropropane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BND4-Chlorotoluene ug/L 11/18/2411/18/2420.0 EPA 8260D/5030BNDAcetone ug/L 11/18/2411/18/245.0 EPA 8260D/5030BNDAcrylonitrile ug/L 11/18/2411/18/240.4 EPA 8260D/5030B1.0Benzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDBromobenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDBromochloromethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDBromodichloromethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDBromoform Project Name: McWane Tank Pull CtF WO#: 24K1240 www.ChemtechFord.com Page 9 of 33Page 9 of 33 xx Chemtech-Ford Laboratories Serving the Intermountain West Since 1953 Certificate of Analysis 9632 South 500 West Sandy, UT 84070 O:(801) 262-7299 F: (866) 792-0093 www.ChemtechFord.com Tetra Tech Inc. Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 PO#: Receipt: Date Reported: Project Name: 117-353100-25001 11/15/24 12:23 @ 4.0 °C 11/21/2024 McWane Tank Pull Sample ID: GW-1 (cont.) Lab ID: 24K1240-04Matrix: Water Flag(s)Units Analysis Date/Time Date Sampled: 11/15/24 11:10 Preparation Date/Time Sampled By: Richie Torney Minimum Reporting Limit MethodResult Volatile Organic Compounds (cont.) ug/L 11/18/2411/18/242.0 EPA 8260D/5030BNDBromomethane ug/L 11/18/2411/18/242.0 EPA 8260D/5030BNDCarbon Disulfide ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDCarbon Tetrachloride ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDChlorobenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDChloroethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDChloroform ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDChloromethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDcis-1,2-Dichloroethene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDcis-1,3-Dichloropropene ug/L 11/18/2411/18/2410.0 EPA 8260D/5030BNDCyclohexanone ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDDibromochloromethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDDibromomethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDDichlorodifluoromethane ug/L 11/18/2411/18/242.0 EPA 8260D/5030BNDEthyl Acetate ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDEthylbenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDEthyl Ether ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDHexachlorobutadiene ug/L 11/18/2411/18/2420.0 EPA 8260D/5030BNDIsobutanol ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDIsopropylbenzene ug/L 11/18/2411/18/242.0 EPA 8260D/5030BNDMethyl Ethyl Ketone ug/L 11/18/2411/18/245.0 EPA 8260D/5030BNDMethyl Isobutyl Ketone ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDMethylene Chloride ug/L 11/18/2411/18/240.6 EPA 8260D/5030BNDMethyl-tert-butyl ether (MTBE) ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDNaphthalene ug/L 11/18/2411/18/2450.0 EPA 8260D/5030BNDn-Butyl Alcohol ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDn-Butylbenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030B1.9n-Propyl Benzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDPentachloroethane ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDp-Isopropyltoluene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDsec-Butyl Benzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDStyrene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDtert-Butylbenzene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDTetrachloroethene ug/L 11/18/2411/18/241.0 EPA 8260D/5030B1.1Toluene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDtrans-1,2-Dichloroethene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDtrans-1,3-Dichloropropene ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDTrichloroethene Project Name: McWane Tank Pull CtF WO#: 24K1240 www.ChemtechFord.com Page 10 of 33Page 10 of 33 xx Chemtech-Ford Laboratories Serving the Intermountain West Since 1953 Certificate of Analysis 9632 South 500 West Sandy, UT 84070 O:(801) 262-7299 F: (866) 792-0093 www.ChemtechFord.com Tetra Tech Inc. Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 PO#: Receipt: Date Reported: Project Name: 117-353100-25001 11/15/24 12:23 @ 4.0 °C 11/21/2024 McWane Tank Pull Sample ID: GW-1 (cont.) Lab ID: 24K1240-04Matrix: Water Flag(s)Units Analysis Date/Time Date Sampled: 11/15/24 11:10 Preparation Date/Time Sampled By: Richie Torney Minimum Reporting Limit MethodResult Volatile Organic Compounds (cont.) ug/L 11/18/2411/18/241.0 EPA 8260D/5030BNDTrichlorofluoromethane ug/L 11/18/2411/18/240.8 EPA 8260D/5030BNDVinyl Chloride ug/L 11/18/2411/18/243.0 EPA 8260D/5030BNDXylenes, total ug/L 11/18/2411/18/2410.0 EPA 8260D/5030B1810Gasoline Range Organics Project Name: McWane Tank Pull CtF WO#: 24K1240 www.ChemtechFord.com Page 11 of 33Page 11 of 33 xx Chemtech-Ford Laboratories Serving the Intermountain West Since 1953 Certificate of Analysis 9632 South 500 West Sandy, UT 84070 O:(801) 262-7299 F: (866) 792-0093 www.ChemtechFord.com Tetra Tech Inc. Anna Rasmuson 4750 West 2100 South Suite #400 SLC, UT 84120 PO#: Receipt: Date Reported: Project Name: 117-353100-25001 11/15/24 12:23 @ 4.0 °C 11/21/2024 McWane Tank Pull Report Footnotes Abbreviations ND = Not detected at the corresponding Minimum Reporting Limit (MRL). 1 mg/L = one milligram per liter or 1 mg/kg = one milligram per kilogram = 1 part per million. 1 ug/L = one microgram per liter or 1 ug/kg = one microgram per kilogram = 1 part per billion. 1 ng/L = one nanogram per liter or 1 ng/kg = one nanogram per kilogram = 1 part per trillion. On calculated parameters, there may be a slight difference between summing the rounded values shown on the report vs the unrounded values used in the calculation. Flag Descriptions J-LOW-C = Estimated low due to low recovery of CCV MS-Low = Estimated low due to Matrix Spike recovery. Project Name: McWane Tank Pull CtF WO#: 24K1240 www.ChemtechFord.com Page 12 of 33Page 12 of 33 Page 13 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Duplicate - CTF8000 QC Sample ID: BYK0765-DUP1 QC Source Sample: XXXXXXX-XXBatch: BYK0765 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 Total Solids 0.484 20 81.7 82.1 0.1 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 14 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Blank - EPA 1664B QC Sample ID: BYK0723-BLK1 Batch: BYK0723 Date Prepared: 11/15/2024 Date Analyzed: 11/18/2024 Oil & Grease (HEM)ND 5 1.00 LCS - EPA 1664B QC Sample ID: BYK0723-BS1 Batch: BYK0723 Date Prepared: 11/15/2024 Date Analyzed: 11/18/2024 Oil & Grease (HEM)89.0 78 - 114 36 40.0 5 1.00 LCS Dup - EPA 1664B QC Sample ID: BYK0723-BSD1 Batch: BYK0723 Date Prepared: 11/15/2024 Date Analyzed: 11/18/2024 Oil & Grease (HEM)90.8 1.95 78 - 114 18 36 40.0 5 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 15 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Blank - EPA 1664BMod QC Sample ID: BYK0769-BLK1 Batch: BYK0769 Date Prepared: 11/18/2024 Date Analyzed: 11/19/2024 Oil & Grease (HEM)ND 250 1.00 Duplicate - EPA 1664BMod QC Sample ID: BYK0769-DUP1 QC Source Sample: XXXXXXX-XXBatch: BYK0769 Date Prepared: 11/18/2024 Date Analyzed: 11/19/2024 Oil & Grease (HEM)200 ND ND 303 1.00 LCS - EPA 1664BMod QC Sample ID: BYK0769-BS1 Batch: BYK0769 Date Prepared: 11/18/2024 Date Analyzed: 11/19/2024 Oil & Grease (HEM)95.0 78 - 114 1900 2000 250 1.00 LCS Dup - EPA 1664BMod QC Sample ID: BYK0769-BSD1 Batch: BYK0769 Date Prepared: 11/18/2024 Date Analyzed: 11/19/2024 Oil & Grease (HEM)94.2 0.793 78 - 114 18 1880 2000 250 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 16 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Blank - EPA 8015 C QC Sample ID: BYK0799-BLK1 Batch: BYK0799 Date Prepared: 11/19/2024 Date Analyzed: 11/19/2024 Diesel Range Organics ND 50 1.00 QC Sample ID: BYK0800-BLK1 Batch: BYK0800 Date Prepared: 11/19/2024 Date Analyzed: 11/19/2024 Diesel Range Organics ND 1.0 1.00 LCS - EPA 8015 C QC Sample ID: BYK0799-BS1 Batch: BYK0799 Date Prepared: 11/19/2024 Date Analyzed: 11/19/2024 Diesel Range Organics 102 50 - 150 2040 2000 50 1.00 QC Sample ID: BYK0800-BS1 Batch: BYK0800 Date Prepared: 11/19/2024 Date Analyzed: 11/19/2024 Diesel Range Organics 106 50 - 150 43 40.0 1.0 1.00 Matrix Spike - EPA 8015 C QC Sample ID: BYK0799-MS1 QC Source Sample: XXXXXXX-XXBatch: BYK0799 Date Prepared: 11/19/2024 Date Analyzed: 11/19/2024 Diesel Range Organics 91.3 50 - 150 2260 288 2160 54 1.00 QC Sample ID: BYK0800-MS1 QC Source Sample: XXXXXXX-XXBatch: BYK0800 Date Prepared: 11/19/2024 Date Analyzed: 11/19/2024 Diesel Range Organics 105 50 - 150 44 1 40.0 1.0 1.00 Matrix Spike Dup - EPA 8015 C QC Sample ID: BYK0799-MSD1 QC Source Sample: XXXXXXX-XXBatch: BYK0799 Date Prepared: 11/19/2024 Date Analyzed: 11/19/2024 Diesel Range Organics 87.5 3.65 50 - 150 20 2180 288 2160 54 1.00 QC Sample ID: BYK0800-MSD1 QC Source Sample: XXXXXXX-XXBatch: BYK0800 Date Prepared: 11/19/2024 Date Analyzed: 11/19/2024 Diesel Range Organics 105 0.0584 50 - 150 20 44 1 40.0 1.0 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 17 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Blank - EPA 8260D QC Sample ID: BYK0748-BLK1 Batch: BYK0748 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 1,1,1,2-Tetrachloroethane ND 1.0 1.00 1,1,1-Trichloroethane ND 1.0 1.00 1,1,2,2-Tetrachloroethane ND 1.0 1.00 1,1,2-Trichloroethane ND 1.0 1.00 1,1,2-Trichlorotrifluoroethane ND 1.0 1.00 1,1-Dichloroethane ND 1.0 1.00 1,1-Dichloroethene ND 1.0 1.00 1,1-Dichloropropene ND 1.0 1.00 1,2,3-Trichlorobenzene ND 1.0 1.00 1,2,3-Trichloropropane ND 1.0 1.00 1,2,4-Trichlorobenzene ND 1.0 1.00 1,2,4-Trimethylbenzene ND 1.0 1.00 1,2-Dibromo-3-chloropropane ND 1.0 1.00 1,2-Dibromoethane (EDB)ND 1.0 1.00 1,2-Dichlorobenzene ND 1.0 1.00 1,2-Dichloroethane ND 1.0 1.00 1,2-Dichloropropane ND 1.0 1.00 1,3,5-Trimethylbenzene ND 1.0 1.00 1,3-Dichlorobenzene ND 1.0 1.00 1,3-Dichloropropane ND 1.0 1.00 1,4-Dichlorobenzene ND 1.0 1.00 2,2-Dichloropropane ND 1.0 1.00 2-Chlorotoluene ND 1.0 1.00 2-Hexanone ND 10.0 1.00 2-Nitropropane ND 2.0 1.00 4-Chlorotoluene ND 1.0 1.00 Acetone ND 20.0 1.00 Acrylonitrile ND 5.0 1.00 Benzene ND 0.4 1.00 Bromobenzene ND 1.0 1.00 Bromochloromethane ND 1.0 1.00 Bromodichloromethane ND 1.0 1.00 Bromoform ND 1.0 1.00 Bromomethane ND 2.0 1.00 Carbon Disulfide ND 2.0 1.00 Carbon Tetrachloride ND 1.0 1.00 Chlorobenzene ND 1.0 1.00 Chloroethane ND 1.0 1.00 Chloroform ND 1.0 1.00 Chloromethane ND 1.0 1.00 cis-1,2-Dichloroethene ND 1.0 1.00 cis-1,3-Dichloropropene ND 1.0 1.00 Cyclohexanone ND 10.0 1.00 Dibromochloromethane ND 1.0 1.00 Dibromomethane ND 1.0 1.00 Dichlorodifluoromethane ND 1.0 1.00 Ethyl Acetate ND 2.0 1.00 Ethyl Ether ND 1.0 1.00 Ethylbenzene ND 1.0 1.00 Hexachlorobutadiene ND 1.0 1.00 Isobutanol ND 20.0 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 18 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Blank - EPA 8260D (cont.) QC Sample ID: BYK0748-BLK1 Batch: BYK0748 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 Isopropylbenzene ND 1.0 1.00 Methyl Ethyl Ketone ND 2.0 1.00 Methyl Isobutyl Ketone ND 5.0 1.00 Methylene Chloride ND 1.0 1.00 Methyl-tert-butyl ether (MTBE)ND 0.6 1.00 Naphthalene ND 1.0 1.00 n-Butyl Alcohol ND 50.0 1.00 n-Butylbenzene ND 1.0 1.00 n-Propyl Benzene ND 1.0 1.00 Pentachloroethane ND 1.0 1.00 p-Isopropyltoluene ND 1.0 1.00 sec-Butyl Benzene ND 1.0 1.00 Styrene ND 1.0 1.00 tert-Butylbenzene ND 1.0 1.00 Tetrachloroethene ND 1.0 1.00 Toluene ND 1.0 1.00 trans-1,2-Dichloroethene ND 1.0 1.00 trans-1,3-Dichloropropene ND 1.0 1.00 Trichloroethene ND 1.0 1.00 Trichlorofluoromethane ND 1.0 1.00 Vinyl Chloride ND 0.8 1.00 Xylenes, total ND 3.0 1.00 QC Sample ID: BYK0748-BLK2 Batch: BYK0748 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 1,1,1,2-Tetrachloroethane ND 250 1.00 1,1,1-Trichloroethane ND 250 1.00 1,1,2,2-Tetrachloroethane ND 250 1.00 1,1,2-Trichloroethane ND 250 1.00 1,1,2-Trichlorotrifluoroethane ND 250 1.00 1,1-Dichloroethane ND 250 1.00 1,1-Dichloroethene ND 250 1.00 1,1-Dichloropropene ND 250 1.00 1,2,3-Trichlorobenzene ND 250 1.00 1,2,3-Trichloropropane ND 250 1.00 1,2,4-Trichlorobenzene ND 250 1.00 1,2,4-Trimethylbenzene ND 250 1.00 1,2-Dibromo-3-chloropropane ND 250 1.00 1,2-Dibromoethane (EDB)ND 250 1.00 1,2-Dichlorobenzene ND 250 1.00 1,2-Dichloroethane ND 250 1.00 1,2-Dichloropropane ND 250 1.00 1,3,5-Trimethylbenzene ND 250 1.00 1,3-Dichlorobenzene ND 250 1.00 1,3-Dichloropropane ND 250 1.00 1,4-Dichlorobenzene ND 250 1.00 2,2-Dichloropropane ND 250 1.00 2-Chlorotoluene ND 250 1.00 2-Hexanone ND 2500 1.00 2-Nitropropane ND 500 1.00 4-Chlorotoluene ND 250 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 19 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Blank - EPA 8260D (cont.) QC Sample ID: BYK0748-BLK2 Batch: BYK0748 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 Acetone ND 5000 1.00 Acrylonitrile ND 1250 1.00 Benzene ND 100 1.00 Bromobenzene ND 250 1.00 Bromochloromethane ND 250 1.00 Bromodichloromethane ND 250 1.00 Bromoform ND 250 1.00 Bromomethane ND 500 1.00 Carbon Disulfide ND 500 1.00 Carbon Tetrachloride ND 250 1.00 Chlorobenzene ND 250 1.00 Chloroethane ND 250 1.00 Chloroform ND 250 1.00 Chloromethane ND 250 1.00 cis-1,2-Dichloroethene ND 250 1.00 cis-1,3-Dichloropropene ND 250 1.00 Cyclohexanone ND 2500 1.00 Dibromochloromethane ND 250 1.00 Dibromomethane ND 250 1.00 Dichlorodifluoromethane ND 250 1.00 Ethyl Acetate ND 500 1.00 Ethyl Ether ND 250 1.00 Ethylbenzene ND 250 1.00 Hexachlorobutadiene ND 250 1.00 Isobutanol ND 5000 1.00 Isopropylbenzene ND 250 1.00 Methyl Ethyl Ketone ND 500 1.00 Methyl Isobutyl Ketone ND 1250 1.00 Methylene Chloride ND 250 1.00 Methyl-tert-butyl ether (MTBE)ND 150 1.00 Naphthalene ND 250 1.00 n-Butyl Alcohol ND 12500 1.00 n-Butylbenzene ND 250 1.00 n-Propyl Benzene ND 250 1.00 Pentachloroethane ND 250 1.00 p-Isopropyltoluene ND 250 1.00 sec-Butyl Benzene ND 250 1.00 Styrene ND 250 1.00 tert-Butylbenzene ND 250 1.00 Tetrachloroethene ND 250 1.00 Toluene ND 250 1.00 trans-1,2-Dichloroethene ND 250 1.00 trans-1,3-Dichloropropene ND 250 1.00 Trichloroethene ND 250 1.00 Trichlorofluoromethane ND 250 1.00 Vinyl Chloride ND 200 1.00 Xylenes, total ND 750 1.00 QC Sample ID: BYK0762-BLK1 Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 1,1,1,2-Tetrachloroethane ND 0.001 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 20 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Blank - EPA 8260D (cont.) QC Sample ID: BYK0762-BLK1 Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 1,1,1-Trichloroethane ND 0.001 1.00 1,1,2,2-Tetrachloroethane ND 0.001 1.00 1,1,2-Trichloroethane ND 0.001 1.00 1,1,2-Trichlorotrifluoroethane ND 0.001 1.00 1,1-Dichloroethane ND 0.001 1.00 1,1-Dichloroethene ND 0.001 1.00 1,1-Dichloropropene ND 0.001 1.00 1,2,3-Trichlorobenzene ND 0.001 1.00 1,2,3-Trichloropropane ND 0.001 1.00 1,2,4-Trichlorobenzene ND 0.001 1.00 1,2,4-Trimethylbenzene ND 0.001 1.00 1,2-Dibromo-3-chloropropane ND 0.001 1.00 1,2-Dibromoethane (EDB)ND 0.001 1.00 1,2-Dichlorobenzene ND 0.001 1.00 1,2-Dichloroethane ND 0.001 1.00 1,2-Dichloropropane ND 0.001 1.00 1,3,5-Trimethylbenzene ND 0.001 1.00 1,3-Dichlorobenzene ND 0.001 1.00 1,3-Dichloropropane ND 0.001 1.00 1,4-Dichlorobenzene ND 0.001 1.00 2,2-Dichloropropane ND 0.001 1.00 2-Chlorotoluene ND 0.001 1.00 2-Nitropropane ND 0.002 1.00 4-Chlorotoluene ND 0.001 1.00 Acetone ND 0.02 1.00 Benzene ND 0.0004 1.00 Bromobenzene ND 0.001 1.00 Bromochloromethane ND 0.001 1.00 Bromodichloromethane ND 0.001 1.00 Bromoform ND 0.001 1.00 Bromomethane ND 0.002 1.00 Carbon Disulfide ND 0.002 1.00 Carbon Tetrachloride ND 0.001 1.00 Chlorobenzene ND 0.001 1.00 Chloroethane ND 0.001 1.00 Chloroform ND 0.001 1.00 Chloromethane ND 0.001 1.00 cis-1,2-Dichloroethene ND 0.001 1.00 cis-1,3-Dichloropropene ND 0.001 1.00 Cyclohexanone ND 0.01 1.00 Dibromochloromethane ND 0.001 1.00 Dibromomethane ND 0.001 1.00 Dichlorodifluoromethane ND 0.001 1.00 Ethyl Acetate ND 0.002 1.00 Ethyl Ether ND 0.001 1.00 Ethylbenzene ND 0.001 1.00 Hexachlorobutadiene ND 0.001 1.00 Isobutanol ND 0.02 1.00 Isopropylbenzene ND 0.001 1.00 Methyl Ethyl Ketone ND 0.002 1.00 Methyl Isobutyl Ketone ND 0.005 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 21 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Blank - EPA 8260D (cont.) QC Sample ID: BYK0762-BLK1 Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 Methylene Chloride ND 0.001 1.00 Methyl-tert-butyl ether (MTBE)ND 0.0006 1.00 Naphthalene ND 0.001 1.00 n-Butyl Alcohol ND 0.05 1.00 n-Butylbenzene ND 0.001 1.00 n-Propyl Benzene ND 0.001 1.00 Pentachloroethane ND 0.001 1.00 p-Isopropyltoluene ND 0.001 1.00 sec-Butyl Benzene ND 0.001 1.00 Styrene ND 0.001 1.00 tert-Butylbenzene ND 0.001 1.00 Tetrachloroethene ND 0.001 1.00 Toluene ND 0.001 1.00 trans-1,2-Dichloroethene ND 0.001 1.00 trans-1,3-Dichloropropene ND 0.001 1.00 Trichloroethene ND 0.001 1.00 Trichlorofluoromethane ND 0.001 1.00 Vinyl Chloride ND 0.0008 1.00 Xylenes, total ND 0.003 1.00 LCS - EPA 8260D QC Sample ID: BYK0748-BS1 Batch: BYK0748 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 1,1,1,2-Tetrachloroethane 111 70 - 130 11.1 10.0 1.0 1.00 1,1,1-Trichloroethane 95.1 70 - 130 9.51 10.0 1.0 1.00 1,1,2,2-Tetrachloroethane 95.7 70 - 130 9.57 10.0 1.0 1.00 1,1,2-Trichloroethane 93.5 70 - 130 9.35 10.0 1.0 1.00 1,1,2-Trichlorotrifluoroethane 139 70 - 130 13.9 10.0 1.0 1.00 HB - Recovery for this parameter exceeded the upper acceptance limit. Associated sample(s) were all non-detect and therefore accepted and reported for this parameter. 1,1-Dichloroethane 79.4 70 - 130 7.94 10.0 1.0 1.00 1,1-Dichloroethene 94.4 70 - 130 9.44 10.0 1.0 1.00 1,1-Dichloropropene 104 70 - 130 10.4 10.0 1.0 1.00 1,2,3-Trichlorobenzene 110 70 - 130 11.0 10.0 1.0 1.00 1,2,3-Trichloropropane 100 70 - 130 10.0 10.0 1.0 1.00 1,2,4-Trichlorobenzene 112 70 - 130 11.2 10.0 1.0 1.00 1,2,4-Trimethylbenzene 110 70 - 130 11.0 10.0 1.0 1.00 1,2-Dibromo-3-chloropropane 95.3 70 - 130 9.53 10.0 1.0 1.00 1,2-Dibromoethane (EDB)108 70 - 130 10.8 10.0 1.0 1.00 1,2-Dichlorobenzene 110 70 - 130 11.0 10.0 1.0 1.00 1,2-Dichloroethane 89.7 70 - 130 8.97 10.0 1.0 1.00 1,2-Dichloropropane 96.8 70 - 130 9.68 10.0 1.0 1.00 1,3,5-Trimethylbenzene 111 70 - 130 11.1 10.0 1.0 1.00 1,3-Dichlorobenzene 113 70 - 130 11.3 10.0 1.0 1.00 1,3-Dichloropropane 98.7 70 - 130 9.87 10.0 1.0 1.00 1,4-Dichlorobenzene 110 70 - 130 11.0 10.0 1.0 1.00 2,2-Dichloropropane 101 70 - 130 10.1 10.0 1.0 1.00 2-Chlorotoluene 113 70 - 130 11.3 10.0 1.0 1.00 2-Hexanone 88.1 70 - 130 8.81 10.0 10.0 1.00 J - Detected but below the Reporting Limit; therefore, result is an estimated concentration (CLP J-Flag). 2-Nitropropane 90.4 70 - 130 18.1 20.0 2.0 1.00 4-Chlorotoluene 110 70 - 130 11.0 10.0 1.0 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 22 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte LCS - EPA 8260D (cont.) QC Sample ID: BYK0748-BS1 Batch: BYK0748 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 Acetone 92.1 70 - 130 92.1 100 20.0 1.00 Acrylonitrile 83.3 70 - 130 41.7 50.0 5.0 1.00 Benzene 100 70 - 130 10.0 10.0 0.4 1.00 Bromobenzene 111 70 - 130 11.1 10.0 1.0 1.00 Bromochloromethane 86.5 70 - 130 8.65 10.0 1.0 1.00 Bromodichloromethane 98.4 70 - 130 9.84 10.0 1.0 1.00 Bromoform 106 70 - 130 10.6 10.0 1.0 1.00 Bromomethane 89.7 70 - 130 8.97 10.0 2.0 1.00 Carbon Disulfide 144 70 - 130 14.4 10.0 2.0 1.00 HB - Recovery for this parameter exceeded the upper acceptance limit. Associated sample(s) were all non-detect and therefore accepted and reported for this parameter. Carbon Tetrachloride 119 70 - 130 11.9 10.0 1.0 1.00 Chlorobenzene 109 70 - 130 10.9 10.0 1.0 1.00 Chloroethane 101 70 - 130 10.1 10.0 1.0 1.00 Chloroform 85.6 70 - 130 8.56 10.0 1.0 1.00 Chloromethane 97.6 70 - 130 9.76 10.0 1.0 1.00 cis-1,2-Dichloroethene 87.7 70 - 130 8.77 10.0 1.0 1.00 cis-1,3-Dichloropropene 98.4 70 - 130 9.84 10.0 1.0 1.00 Cyclohexanone 101 70 - 130 101 100 10.0 1.00 Dibromochloromethane 108 70 - 130 10.8 10.0 1.0 1.00 Dibromomethane 108 70 - 130 10.8 10.0 1.0 1.00 Dichlorodifluoromethane 120 70 - 130 12.0 10.0 1.0 1.00 Ethyl Acetate 96.7 70 - 130 19.3 20.0 2.0 1.00 Ethyl Ether 105 70 - 130 10.5 10.0 1.0 1.00 Ethylbenzene 110 70 - 130 11.0 10.0 1.0 1.00 Hexachlorobutadiene 117 70 - 130 11.7 10.0 1.0 1.00 Isobutanol 95.8 70 - 130 192 200 20.0 1.00 Isopropylbenzene 113 70 - 130 11.3 10.0 1.0 1.00 Methyl Ethyl Ketone 103 70 - 130 10.3 10.0 2.0 1.00 Methyl Isobutyl Ketone 87.1 70 - 130 8.71 10.0 5.0 1.00 Methylene Chloride 84.0 70 - 130 8.40 10.0 1.0 1.00 Methyl-tert-butyl ether (MTBE)70 - 130 ND 10.0 0.6 1.00 HB - Recovery for this parameter exceeded the upper acceptance limit. Associated sample(s) were all non-detect and therefore accepted and reported for this parameter. Naphthalene 103 70 - 130 10.3 10.0 1.0 1.00 n-Butyl Alcohol 84.2 70 - 130 84.2 100 50.0 1.00 n-Butylbenzene 115 70 - 130 11.5 10.0 1.0 1.00 n-Propyl Benzene 114 70 - 130 11.4 10.0 1.0 1.00 Pentachloroethane 110 70 - 130 11.0 10.0 1.0 1.00 p-Isopropyltoluene 114 70 - 130 11.4 10.0 1.0 1.00 sec-Butyl Benzene 116 70 - 130 11.6 10.0 1.0 1.00 Styrene 106 70 - 130 10.6 10.0 1.0 1.00 tert-Butylbenzene 116 70 - 130 11.6 10.0 1.0 1.00 Tetrachloroethene 118 70 - 130 11.8 10.0 1.0 1.00 Toluene 100 70 - 130 10.0 10.0 1.0 1.00 trans-1,2-Dichloroethene 92.4 70 - 130 9.24 10.0 1.0 1.00 trans-1,3-Dichloropropene 99.2 70 - 130 9.92 10.0 1.0 1.00 Trichloroethene 110 70 - 130 11.0 10.0 1.0 1.00 Trichlorofluoromethane 100 70 - 130 10.0 10.0 1.0 1.00 Vinyl Chloride 102 70 - 130 10.2 10.0 0.8 1.00 Xylenes, total 109 70 - 130 32.8 30.0 3.0 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 23 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte LCS - EPA 8260D (cont.) QC Sample ID: BYK0762-BS1 Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 1,1,1,2-Tetrachloroethane 106 70 - 130 0.01 0.0100 0.001 1.00 1,1,1-Trichloroethane 116 70 - 130 0.01 0.0100 0.001 1.00 1,1,2,2-Tetrachloroethane 100 70 - 130 0.01 0.0100 0.001 1.00 1,1,2-Trichloroethane 91.9 70 - 130 0.009 0.0100 0.001 1.00 1,1,2-Trichlorotrifluoroethane 97.8 70 - 130 0.01 0.0100 0.001 1.00 1,1-Dichloroethane 98.2 70 - 130 0.01 0.0100 0.001 1.00 1,1-Dichloroethene 117 70 - 130 0.01 0.0100 0.001 1.00 1,1-Dichloropropene 106 70 - 130 0.01 0.0100 0.001 1.00 1,2,3-Trichlorobenzene 101 70 - 130 0.01 0.0100 0.001 1.00 1,2,3-Trichloropropane 114 70 - 130 0.01 0.0100 0.001 1.00 1,2,4-Trichlorobenzene 107 70 - 130 0.01 0.0100 0.001 1.00 1,2,4-Trimethylbenzene 108 70 - 130 0.01 0.0100 0.001 1.00 1,2-Dibromo-3-chloropropane 123 70 - 130 0.01 0.0100 0.001 1.00 1,2-Dibromoethane (EDB)104 70 - 130 0.01 0.0100 0.001 1.00 1,2-Dichlorobenzene 114 70 - 130 0.01 0.0100 0.001 1.00 1,2-Dichloroethane 100 70 - 130 0.01 0.0100 0.001 1.00 1,2-Dichloropropane 96.2 70 - 130 0.01 0.0100 0.001 1.00 1,3,5-Trimethylbenzene 110 70 - 130 0.01 0.0100 0.001 1.00 1,3-Dichlorobenzene 113 70 - 130 0.01 0.0100 0.001 1.00 1,3-Dichloropropane 105 70 - 130 0.01 0.0100 0.001 1.00 1,4-Dichlorobenzene 114 70 - 130 0.01 0.0100 0.001 1.00 2,2-Dichloropropane 100 70 - 130 0.01 0.0100 0.001 1.00 2-Chlorotoluene 112 70 - 130 0.01 0.0100 0.001 1.00 2-Nitropropane 58.2 70 - 130 0.01 0.0200 0.002 1.00 J-LOW-L - Estimated low due to low recovery of LCS 4-Chlorotoluene 110 70 - 130 0.01 0.0100 0.001 1.00 Acetone 98.6 70 - 130 0.10 0.100 0.02 1.00 Benzene 104 70 - 130 0.01 0.0100 0.0004 1.00 Bromobenzene 104 70 - 130 0.01 0.0100 0.001 1.00 Bromochloromethane 99.2 70 - 130 0.01 0.0100 0.001 1.00 Bromodichloromethane 98.3 70 - 130 0.01 0.0100 0.001 1.00 Bromoform 96.9 70 - 130 0.01 0.0100 0.001 1.00 Bromomethane 69.7 70 - 130 0.007 0.0100 0.002 1.00 J-LOW-L - Estimated low due to low recovery of LCS Carbon Disulfide 96.1 70 - 130 0.01 0.0100 0.002 1.00 Carbon Tetrachloride 112 70 - 130 0.01 0.0100 0.001 1.00 Chlorobenzene 110 70 - 130 0.01 0.0100 0.001 1.00 Chloroethane 122 70 - 130 0.01 0.0100 0.001 1.00 Chloroform 102 70 - 130 0.01 0.0100 0.001 1.00 Chloromethane 103 70 - 130 0.01 0.0100 0.001 1.00 cis-1,2-Dichloroethene 102 70 - 130 0.01 0.0100 0.001 1.00 cis-1,3-Dichloropropene 94.5 70 - 130 0.009 0.0100 0.001 1.00 Cyclohexanone 75.1 70 - 130 0.08 0.100 0.01 1.00 Dibromochloromethane 112 70 - 130 0.01 0.0100 0.001 1.00 Dibromomethane 95.9 70 - 130 0.01 0.0100 0.001 1.00 Dichlorodifluoromethane 99.3 70 - 130 0.01 0.0100 0.001 1.00 Ethyl Acetate 85.6 70 - 130 0.02 0.0200 0.002 1.00 Ethyl Ether 92.6 70 - 130 0.009 0.0100 0.001 1.00 Ethylbenzene 106 70 - 130 0.01 0.0100 0.001 1.00 Hexachlorobutadiene 102 70 - 130 0.01 0.0100 0.001 1.00 Isobutanol 94.6 70 - 130 0.19 0.200 0.02 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 24 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte LCS - EPA 8260D (cont.) QC Sample ID: BYK0762-BS1 Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 Isopropylbenzene 114 70 - 130 0.01 0.0100 0.001 1.00 Methyl Ethyl Ketone 76.3 70 - 130 0.008 0.0100 0.002 1.00 Methyl Isobutyl Ketone 81.5 70 - 130 0.008 0.0100 0.005 1.00 Methylene Chloride 109 70 - 130 0.01 0.0100 0.001 1.00 Methyl-tert-butyl ether (MTBE)89.9 70 - 130 0.009 0.0100 0.0006 1.00 Naphthalene 102 70 - 130 0.01 0.0100 0.001 1.00 n-Butyl Alcohol 83.6 70 - 130 0.08 0.100 0.05 1.00 n-Butylbenzene 106 70 - 130 0.01 0.0100 0.001 1.00 n-Propyl Benzene 104 70 - 130 0.01 0.0100 0.001 1.00 Pentachloroethane 108 70 - 130 0.01 0.0100 0.001 1.00 p-Isopropyltoluene 112 70 - 130 0.01 0.0100 0.001 1.00 sec-Butyl Benzene 99.9 70 - 130 0.01 0.0100 0.001 1.00 Styrene 105 70 - 130 0.01 0.0100 0.001 1.00 tert-Butylbenzene 96.1 70 - 130 0.01 0.0100 0.001 1.00 Tetrachloroethene 108 70 - 130 0.01 0.0100 0.001 1.00 Toluene 97.2 70 - 130 0.01 0.0100 0.001 1.00 trans-1,2-Dichloroethene 109 70 - 130 0.01 0.0100 0.001 1.00 trans-1,3-Dichloropropene 96.7 70 - 130 0.01 0.0100 0.001 1.00 Trichloroethene 103 70 - 130 0.01 0.0100 0.001 1.00 Trichlorofluoromethane 115 70 - 130 0.01 0.0100 0.001 1.00 Vinyl Chloride 98.2 70 - 130 0.01 0.0100 0.0008 1.00 Xylenes, total 113 70 - 130 0.03 0.0300 0.003 1.00 Matrix Spike - EPA 8260D QC Sample ID: BYK0748-MS1 QC Source Sample: XXXXXXX-XXBatch: BYK0748 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 1,1,1,2-Tetrachloroethane 108 70 - 130 134 ND 125 12.5 1.00 1,1,1-Trichloroethane 96.5 70 - 130 121 ND 125 12.5 1.00 1,1,2,2-Tetrachloroethane 105 70 - 130 131 ND 125 12.5 1.00 1,1,2-Trichloroethane 105 70 - 130 131 ND 125 12.5 1.00 1,1,2-Trichlorotrifluoroethane 123 70 - 130 154 ND 125 12.5 1.00 1,1-Dichloroethane 83.2 70 - 130 104 ND 125 12.5 1.00 1,1-Dichloroethene 97.4 70 - 130 122 ND 125 12.5 1.00 1,1-Dichloropropene 97.6 70 - 130 122 ND 125 12.5 1.00 1,2,3-Trichlorobenzene 111 70 - 130 138 ND 125 12.5 1.00 1,2,3-Trichloropropane 112 70 - 130 140 ND 125 12.5 1.00 1,2,4-Trichlorobenzene 108 70 - 130 135 ND 125 12.5 1.00 1,2,4-Trimethylbenzene 102 70 - 130 164 36.9 125 12.5 1.00 1,2-Dibromo-3-chloropropane 109 70 - 130 136 ND 125 12.5 1.00 1,2-Dibromoethane (EDB)115 70 - 130 144 ND 125 12.5 1.00 1,2-Dichlorobenzene 108 70 - 130 134 ND 125 12.5 1.00 1,2-Dichloroethane 93.3 70 - 130 117 ND 125 12.5 1.00 1,2-Dichloropropane 95.7 70 - 130 120 ND 125 12.5 1.00 1,3,5-Trimethylbenzene 102 70 - 130 140 12.4 125 12.5 1.00 1,3-Dichlorobenzene 105 70 - 130 131 ND 125 12.5 1.00 1,3-Dichloropropane 103 70 - 130 129 ND 125 12.5 1.00 1,4-Dichlorobenzene 107 70 - 130 133 ND 125 12.5 1.00 2,2-Dichloropropane 128 70 - 130 160 ND 125 12.5 1.00 2-Chlorotoluene 105 70 - 130 132 ND 125 12.5 1.00 2-Hexanone 94.4 70 - 130 118 ND 125 125 1.00 J - Detected but below the Reporting Limit; therefore, result is an estimated concentration (CLP J-Flag). CtF WO#: 24K1240 www.ChemtechFord.com Page 25 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Matrix Spike - EPA 8260D (cont.) QC Sample ID: BYK0748-MS1 QC Source Sample: XXXXXXX-XXBatch: BYK0748 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 2-Nitropropane 104 70 - 130 260 ND 250 25.0 1.00 4-Chlorotoluene 104 70 - 130 130 ND 125 12.5 1.00 Acetone 101 70 - 130 1610 348 1250 250 1.00 Acrylonitrile 92.1 70 - 130 576 ND 625 62.5 1.00 Benzene 97.7 70 - 130 142 20.0 125 5.0 1.00 Bromobenzene 110 70 - 130 137 ND 125 12.5 1.00 Bromochloromethane 96.2 70 - 130 120 ND 125 12.5 1.00 Bromodichloromethane 98.7 70 - 130 123 ND 125 12.5 1.00 Bromoform 111 70 - 130 139 ND 125 12.5 1.00 Bromomethane 94.4 70 - 130 118 ND 125 25.0 1.00 Carbon Disulfide 147 70 - 130 194 10.0 125 25.0 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. Carbon Tetrachloride 100 70 - 130 125 ND 125 12.5 1.00 Chlorobenzene 105 70 - 130 131 ND 125 12.5 1.00 Chloroethane 103 70 - 130 129 ND 125 12.5 1.00 Chloroform 86.4 70 - 130 108 ND 125 12.5 1.00 Chloromethane 96.9 70 - 130 121 ND 125 12.5 1.00 cis-1,2-Dichloroethene 91.5 70 - 130 114 ND 125 12.5 1.00 cis-1,3-Dichloropropene 96.9 70 - 130 121 ND 125 12.5 1.00 Cyclohexanone 178 70 - 130 2230 ND 1250 125 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. Dibromochloromethane 110 70 - 130 137 ND 125 12.5 1.00 Dibromomethane 117 70 - 130 146 ND 125 12.5 1.00 Dichlorodifluoromethane 117 70 - 130 146 ND 125 12.5 1.00 Ethyl Acetate 109 70 - 130 271 ND 250 25.0 1.00 Ethyl Ether 109 70 - 130 136 ND 125 12.5 1.00 Ethylbenzene 102 70 - 130 150 22.0 125 12.5 1.00 Hexachlorobutadiene 96.8 70 - 130 121 ND 125 12.5 1.00 Isobutanol 106 70 - 130 2650 ND 2500 250 1.00 Isopropylbenzene 105 70 - 130 132 ND 125 12.5 1.00 Methyl Ethyl Ketone 116 70 - 130 145 ND 125 25.0 1.00 Methyl Isobutyl Ketone 102 70 - 130 137 10.1 125 62.5 1.00 Methylene Chloride 91.3 70 - 130 114 ND 125 12.5 1.00 Methyl-tert-butyl ether (MTBE)70 - 130 ND ND 125 7.5 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. Naphthalene 108 70 - 130 145 10.1 125 12.5 1.00 n-Butyl Alcohol 92.7 70 - 130 1160 ND 1250 625 1.00 n-Butylbenzene 112 70 - 130 140 ND 125 12.5 1.00 n-Propyl Benzene 107 70 - 130 134 ND 125 12.5 1.00 Pentachloroethane 106 70 - 130 132 ND 125 12.5 1.00 p-Isopropyltoluene 104 70 - 130 130 ND 125 12.5 1.00 sec-Butyl Benzene 104 70 - 130 130 ND 125 12.5 1.00 Styrene 104 70 - 130 130 ND 125 12.5 1.00 tert-Butylbenzene 104 70 - 130 131 ND 125 12.5 1.00 Tetrachloroethene 106 70 - 130 132 ND 125 12.5 1.00 Toluene 98.3 70 - 130 230 107 125 12.5 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 26 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Matrix Spike - EPA 8260D (cont.) QC Sample ID: BYK0748-MS1 QC Source Sample: XXXXXXX-XXBatch: BYK0748 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 trans-1,2-Dichloroethene 92.6 70 - 130 116 ND 125 12.5 1.00 trans-1,3-Dichloropropene 101 70 - 130 126 ND 125 12.5 1.00 Trichloroethene 106 70 - 130 132 ND 125 12.5 1.00 Trichlorofluoromethane 100 70 - 130 126 ND 125 12.5 1.00 Vinyl Chloride 103 70 - 130 129 ND 125 10.0 1.00 Xylenes, total 102 70 - 130 517 133 375 37.5 1.00 QC Sample ID: BYK0762-MS1 QC Source Sample: 24K1240-01Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 1,1,1,2-Tetrachloroethane 88.0 70 - 130 1.21 ND 1.37 0.27 1.00 1,1,1-Trichloroethane 87.0 70 - 130 1.19 ND 1.37 0.27 1.00 1,1,2,2-Tetrachloroethane 102 70 - 130 1.40 ND 1.37 0.27 1.00 1,1,2-Trichloroethane 82.8 70 - 130 1.13 ND 1.37 0.27 1.00 1,1,2-Trichlorotrifluoroethane 57.0 70 - 130 0.78 ND 1.37 0.27 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. 1,1-Dichloroethane 90.2 70 - 130 1.24 ND 1.37 0.27 1.00 1,1-Dichloroethene 74.4 70 - 130 1.02 ND 1.37 0.27 1.00 1,1-Dichloropropene 73.2 70 - 130 1.00 ND 1.37 0.27 1.00 1,2,3-Trichlorobenzene 86.6 70 - 130 1.19 ND 1.37 0.27 1.00 1,2,3-Trichloropropane 108 70 - 130 1.48 ND 1.37 0.27 1.00 1,2,4-Trichlorobenzene 77.2 70 - 130 1.06 ND 1.37 0.27 1.00 1,2,4-Trimethylbenzene 81.8 70 - 130 1.12 ND 1.37 0.27 1.00 1,2-Dibromo-3-chloropropane 51.8 70 - 130 0.71 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. 1,2-Dibromoethane (EDB)84.4 70 - 130 1.16 ND 1.37 0.27 1.00 1,2-Dichlorobenzene 77.4 70 - 130 1.06 ND 1.37 0.27 1.00 1,2-Dichloroethane 92.0 70 - 130 1.26 ND 1.37 0.27 1.00 1,2-Dichloropropane 82.4 70 - 130 1.13 ND 1.37 0.27 1.00 1,3,5-Trimethylbenzene 84.8 70 - 130 1.16 ND 1.37 0.27 1.00 1,3-Dichlorobenzene 80.6 70 - 130 1.10 ND 1.37 0.27 1.00 1,3-Dichloropropane 98.8 70 - 130 1.35 ND 1.37 0.27 1.00 1,4-Dichlorobenzene 87.0 70 - 130 1.19 ND 1.37 0.27 1.00 2,2-Dichloropropane 82.4 70 - 130 1.13 ND 1.37 0.27 1.00 2-Chlorotoluene 85.6 70 - 130 1.17 ND 1.37 0.27 1.00 2-Nitropropane 115 70 - 130 3.15 ND 2.74 0.55 1.00 4-Chlorotoluene 84.0 70 - 130 1.15 ND 1.37 0.27 1.00 Acetone 66.9 70 - 130 9.16 ND 13.7 5.48 1.00 MS-Low - Estimated low due to Matrix Spike recovery. Benzene 85.4 70 - 130 1.17 ND 1.37 0.11 1.00 Bromobenzene 90.8 70 - 130 1.24 ND 1.37 0.27 1.00 Bromochloromethane 111 70 - 130 1.53 ND 1.37 0.27 1.00 Bromodichloromethane 79.2 70 - 130 1.08 ND 1.37 0.27 1.00 Bromoform 83.6 70 - 130 1.15 ND 1.37 0.27 1.00 Bromomethane 109 70 - 130 1.49 ND 1.37 0.55 1.00 Carbon Disulfide 74.0 70 - 130 1.01 ND 1.37 0.55 1.00 Carbon Tetrachloride 69.4 70 - 130 0.95 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. Chlorobenzene 85.8 70 - 130 1.18 ND 1.37 0.27 1.00 Chloroethane 75.4 70 - 130 1.03 ND 1.37 0.27 1.00 Chloroform 83.4 70 - 130 1.14 ND 1.37 0.27 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 27 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Matrix Spike - EPA 8260D (cont.) QC Sample ID: BYK0762-MS1 QC Source Sample: 24K1240-01Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 Chloromethane 68.4 70 - 130 0.94 ND 1.37 0.27 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. cis-1,2-Dichloroethene 77.2 70 - 130 1.06 ND 1.37 0.27 1.00 cis-1,3-Dichloropropene 87.4 70 - 130 1.20 ND 1.37 0.27 1.00 Cyclohexanone 210 70 - 130 28.8 ND 13.7 2.74 1.00 HB - Recovery for this parameter exceeded the upper acceptance limit. Associated sample(s) were all non-detect and therefore accepted and reported for this parameter. Dibromochloromethane 80.0 70 - 130 1.10 ND 1.37 0.27 1.00 Dibromomethane 79.0 70 - 130 1.08 ND 1.37 0.27 1.00 Dichlorodifluoromethane 65.0 70 - 130 0.89 ND 1.37 0.27 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. Ethyl Acetate 83.9 70 - 130 2.30 ND 2.74 0.55 1.00 Ethyl Ether 68.2 70 - 130 0.93 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. Ethylbenzene 76.8 70 - 130 1.05 ND 1.37 0.27 1.00 Hexachlorobutadiene 39.6 70 - 130 0.54 ND 1.37 0.27 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. Isobutanol 83.6 70 - 130 22.9 ND 27.4 5.48 1.00 Isopropylbenzene 84.0 70 - 130 1.15 ND 1.37 0.27 1.00 Methyl Ethyl Ketone 77.4 70 - 130 1.06 ND 1.37 0.55 1.00 Methyl Isobutyl Ketone 61.6 70 - 130 0.84 ND 1.37 1.37 1.00 J - Detected but below the Reporting Limit; therefore, result is an estimated concentration (CLP J-Flag). Methylene Chloride 84.2 70 - 130 1.15 ND 1.37 0.27 1.00 Methyl-tert-butyl ether (MTBE)74.4 70 - 130 1.02 ND 1.37 0.16 1.00 Naphthalene 199 70 - 130 2.73 ND 1.37 0.27 1.00 HB - Recovery for this parameter exceeded the upper acceptance limit. Associated sample(s) were all non-detect and therefore accepted and reported for this parameter. n-Butyl Alcohol 70 - 130 ND ND 13.7 13.7 1.00 MS-Low - Estimated low due to Matrix Spike recovery. n-Butylbenzene 89.8 70 - 130 2.38 1.15 1.37 0.27 1.00 n-Propyl Benzene 96.8 70 - 130 1.33 ND 1.37 0.27 1.00 Pentachloroethane 68.2 70 - 130 0.93 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. p-Isopropyltoluene 79.0 70 - 130 1.08 ND 1.37 0.27 1.00 sec-Butyl Benzene 129 70 - 130 1.76 ND 1.37 0.27 1.00 Styrene 81.8 70 - 130 1.12 ND 1.37 0.27 1.00 tert-Butylbenzene 86.2 70 - 130 1.18 ND 1.37 0.27 1.00 Tetrachloroethene 75.4 70 - 130 1.03 ND 1.37 0.27 1.00 Toluene 75.2 70 - 130 1.03 ND 1.37 0.27 1.00 trans-1,2-Dichloroethene 65.6 70 - 130 0.90 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. trans-1,3-Dichloropropene 78.6 70 - 130 1.08 ND 1.37 0.27 1.00 Trichloroethene 81.4 70 - 130 1.12 ND 1.37 0.27 1.00 Trichlorofluoromethane 71.4 70 - 130 0.98 ND 1.37 0.27 1.00 Vinyl Chloride 66.4 70 - 130 0.91 ND 1.37 0.22 1.00 MS-Low - Estimated low due to Matrix Spike recovery. CtF WO#: 24K1240 www.ChemtechFord.com Page 28 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Matrix Spike - EPA 8260D (cont.) QC Sample ID: BYK0762-MS1 QC Source Sample: 24K1240-01Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 Xylenes, total 85.3 70 - 130 3.50 ND 4.11 0.82 1.00 Matrix Spike Dup - EPA 8260D QC Sample ID: BYK0748-MSD1 QC Source Sample: XXXXXXX-XXBatch: BYK0748 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 1,1,1,2-Tetrachloroethane 109 1.75 70 - 130 20 137 ND 125 12.5 1.00 1,1,1-Trichloroethane 95.3 1.25 70 - 130 20 119 ND 125 12.5 1.00 1,1,2,2-Tetrachloroethane 101 3.58 70 - 130 20 127 ND 125 12.5 1.00 1,1,2-Trichloroethane 106 1.42 70 - 130 20 133 ND 125 12.5 1.00 1,1,2-Trichlorotrifluoroethane 129 4.20 70 - 130 20 161 ND 125 12.5 1.00 1,1-Dichloroethane 84.0 0.957 70 - 130 20 105 ND 125 12.5 1.00 1,1-Dichloroethene 94.2 3.34 70 - 130 20 118 ND 125 12.5 1.00 1,1-Dichloropropene 97.8 0.205 70 - 130 20 122 ND 125 12.5 1.00 1,2,3-Trichlorobenzene 112 1.08 70 - 130 20 140 ND 125 12.5 1.00 1,2,3-Trichloropropane 108 4.28 70 - 130 20 134 ND 125 12.5 1.00 1,2,4-Trichlorobenzene 110 1.66 70 - 130 20 137 ND 125 12.5 1.00 1,2,4-Trimethylbenzene 101 0.536 70 - 130 20 163 36.9 125 12.5 1.00 1,2-Dibromo-3-chloropropane 112 2.80 70 - 130 20 140 ND 125 12.5 1.00 1,2-Dibromoethane (EDB)118 2.41 70 - 130 20 147 ND 125 12.5 1.00 1,2-Dichlorobenzene 108 0.186 70 - 130 20 135 ND 125 12.5 1.00 1,2-Dichloroethane 94.5 1.28 70 - 130 20 118 ND 125 12.5 1.00 1,2-Dichloropropane 96.2 0.521 70 - 130 20 120 ND 125 12.5 1.00 1,3,5-Trimethylbenzene 102 0.894 70 - 130 20 139 12.4 125 12.5 1.00 1,3-Dichlorobenzene 105 0.190 70 - 130 20 132 ND 125 12.5 1.00 1,3-Dichloropropane 102 1.46 70 - 130 20 127 ND 125 12.5 1.00 1,4-Dichlorobenzene 109 2.04 70 - 130 20 136 ND 125 12.5 1.00 2,2-Dichloropropane 140 9.47 70 - 130 20 176 ND 125 12.5 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. 2-Chlorotoluene 104 0.858 70 - 130 20 130 ND 125 12.5 1.00 2-Hexanone 103 8.52 70 - 130 20 128 ND 125 125 1.00 2-Nitropropane 111 6.42 70 - 130 20 277 ND 250 25.0 1.00 4-Chlorotoluene 105 0.764 70 - 130 20 131 ND 125 12.5 1.00 Acetone 99.4 1.23 70 - 130 20 1590 348 1250 250 1.00 Acrylonitrile 90.9 1.36 70 - 130 20 568 ND 625 62.5 1.00 Benzene 98.1 0.351 70 - 130 20 143 20.0 125 5.0 1.00 Bromobenzene 110 0.909 70 - 130 20 138 ND 125 12.5 1.00 Bromochloromethane 93.7 2.63 70 - 130 20 117 ND 125 12.5 1.00 Bromodichloromethane 99.1 0.404 70 - 130 20 124 ND 125 12.5 1.00 Bromoform 115 3.44 70 - 130 20 144 ND 125 12.5 1.00 Bromomethane 100 5.96 70 - 130 20 125 ND 125 25.0 1.00 Carbon Disulfide 142 3.21 70 - 130 20 188 10.0 125 25.0 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. Carbon Tetrachloride 100 0.100 70 - 130 20 125 ND 125 12.5 1.00 Chlorobenzene 105 0.572 70 - 130 20 132 ND 125 12.5 1.00 Chloroethane 99.3 3.95 70 - 130 20 124 ND 125 12.5 1.00 Chloroform 85.3 1.28 70 - 130 20 107 ND 125 12.5 1.00 Chloromethane 90.9 6.39 70 - 130 20 114 ND 125 12.5 1.00 cis-1,2-Dichloroethene 90.0 1.65 70 - 130 20 112 ND 125 12.5 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 29 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Matrix Spike Dup - EPA 8260D (cont.) QC Sample ID: BYK0748-MSD1 QC Source Sample: XXXXXXX-XXBatch: BYK0748 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 cis-1,3-Dichloropropene 98.8 1.94 70 - 130 20 124 ND 125 12.5 1.00 Cyclohexanone 175 1.75 70 - 130 20 2190 ND 1250 125 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. Dibromochloromethane 113 2.70 70 - 130 20 141 ND 125 12.5 1.00 Dibromomethane 123 5.18 70 - 130 20 154 ND 125 12.5 1.00 Dichlorodifluoromethane 113 3.83 70 - 130 20 141 ND 125 12.5 1.00 Ethyl Acetate 109 0.0921 70 - 130 20 272 ND 250 25.0 1.00 Ethyl Ether 111 1.64 70 - 130 20 138 ND 125 12.5 1.00 Ethylbenzene 103 0.832 70 - 130 20 151 22.0 125 12.5 1.00 Hexachlorobutadiene 98.2 1.44 70 - 130 20 123 ND 125 12.5 1.00 Isobutanol 110 3.56 70 - 130 20 2750 ND 2500 250 1.00 Isopropylbenzene 107 1.70 70 - 130 20 134 ND 125 12.5 1.00 Methyl Ethyl Ketone 116 0.172 70 - 130 20 145 ND 125 25.0 1.00 Methyl Isobutyl Ketone 98.2 3.24 70 - 130 20 133 10.1 125 62.5 1.00 Methylene Chloride 88.1 3.57 70 - 130 20 110 ND 125 12.5 1.00 Methyl-tert-butyl ether (MTBE)70 - 130 20 ND ND 125 7.5 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. Naphthalene 109 0.945 70 - 130 20 146 10.1 125 12.5 1.00 n-Butyl Alcohol 94.0 1.46 70 - 130 20 1180 ND 1250 625 1.00 n-Butylbenzene 111 1.07 70 - 130 20 139 ND 125 12.5 1.00 n-Propyl Benzene 109 1.76 70 - 130 20 136 ND 125 12.5 1.00 Pentachloroethane 110 4.16 70 - 130 20 138 ND 125 12.5 1.00 p-Isopropyltoluene 105 0.960 70 - 130 20 131 ND 125 12.5 1.00 sec-Butyl Benzene 106 1.62 70 - 130 20 132 ND 125 12.5 1.00 Styrene 103 0.290 70 - 130 20 129 ND 125 12.5 1.00 tert-Butylbenzene 105 0.573 70 - 130 20 131 ND 125 12.5 1.00 Tetrachloroethene 108 2.15 70 - 130 20 135 ND 125 12.5 1.00 Toluene 97.5 0.436 70 - 130 20 229 107 125 12.5 1.00 trans-1,2-Dichloroethene 91.5 1.20 70 - 130 20 114 ND 125 12.5 1.00 trans-1,3-Dichloropropene 102 0.593 70 - 130 20 127 ND 125 12.5 1.00 Trichloroethene 108 1.87 70 - 130 20 135 ND 125 12.5 1.00 Trichlorofluoromethane 96.6 3.96 70 - 130 20 121 ND 125 12.5 1.00 Vinyl Chloride 99.4 3.65 70 - 130 20 124 ND 125 10.0 1.00 Xylenes, total 102 0.509 70 - 130 20 514 133 375 37.5 1.00 QC Sample ID: BYK0762-MSD1 QC Source Sample: 24K1240-01Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 1,1,1,2-Tetrachloroethane 119 30.0 70 - 130 20 1.63 ND 1.37 0.27 1.00 RPD-01 - RPD between MS and MSD is outside established limits. Data is acceptable based on MS and MSD being within acceptable recovery limits. 1,1,1-Trichloroethane 80.0 8.38 70 - 130 20 1.10 ND 1.37 0.27 1.00 1,1,2,2-Tetrachloroethane 61.4 49.9 70 - 130 20 0.84 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. 1,1,2-Trichloroethane 74.2 11.0 70 - 130 20 1.02 ND 1.37 0.27 1.00 1,1,2-Trichlorotrifluoroethane 60.0 5.13 70 - 130 20 0.82 ND 1.37 0.27 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. 1,1-Dichloroethane 69.8 25.5 70 - 130 20 0.96 ND 1.37 0.27 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 30 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Matrix Spike Dup - EPA 8260D (cont.) QC Sample ID: BYK0762-MSD1 QC Source Sample: 24K1240-01Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 MS-Low - Estimated low due to Matrix Spike recovery. 1,1-Dichloroethene 68.8 7.82 70 - 130 20 0.94 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. 1,1-Dichloropropene 71.6 2.21 70 - 130 20 0.98 ND 1.37 0.27 1.00 1,2,3-Trichlorobenzene 67.0 25.5 70 - 130 20 0.92 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. 1,2,3-Trichloropropane 104 3.57 70 - 130 20 1.43 ND 1.37 0.27 1.00 1,2,4-Trichlorobenzene 59.8 25.4 70 - 130 20 0.82 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. 1,2,4-Trimethylbenzene 61.2 28.8 70 - 130 20 0.84 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. 1,2-Dibromo-3-chloropropane 69.2 28.8 70 - 130 20 0.95 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. 1,2-Dibromoethane (EDB)79.4 6.11 70 - 130 20 1.09 ND 1.37 0.27 1.00 1,2-Dichlorobenzene 59.4 26.3 70 - 130 20 0.81 ND 1.37 0.27 1.00 RPD-MSOut - The RPD between MS and MSD is outside established control limits. 1,2-Dichloroethane 85.6 7.21 70 - 130 20 1.17 ND 1.37 0.27 1.00 1,2-Dichloropropane 81.0 1.71 70 - 130 20 1.11 ND 1.37 0.27 1.00 1,3,5-Trimethylbenzene 57.0 39.2 70 - 130 20 0.78 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. 1,3-Dichlorobenzene 58.2 32.3 70 - 130 20 0.80 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. 1,3-Dichloropropane 76.0 26.1 70 - 130 20 1.04 ND 1.37 0.27 1.00 RPD-MSOut - The RPD between MS and MSD is outside established control limits. 1,4-Dichlorobenzene 58.0 40.0 70 - 130 20 0.79 ND 1.37 0.27 1.00 RPD-MSOut - The RPD between MS and MSD is outside established control limits. 2,2-Dichloropropane 77.2 6.52 70 - 130 20 1.06 ND 1.37 0.27 1.00 2-Chlorotoluene 57.6 39.1 70 - 130 20 0.79 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. 2-Nitropropane 105 9.38 70 - 130 20 2.87 ND 2.74 0.55 1.00 4-Chlorotoluene 148 55.3 70 - 130 20 2.03 ND 1.37 0.27 1.00 HB - Recovery for this parameter exceeded the upper acceptance limit. Associated sample(s) were all non-detect and therefore accepted and reported for this parameter. Acetone 72.7 8.34 70 - 130 20 9.96 ND 13.7 5.48 1.00 Benzene 86.6 1.40 70 - 130 20 1.19 ND 1.37 0.11 1.00 Bromobenzene 3980 191 70 - 130 20 54.5 ND 1.37 0.27 1.00 HB - Recovery for this parameter exceeded the upper acceptance limit. Associated sample(s) were all non-detect and therefore accepted and reported for this parameter. Bromochloromethane 84.2 27.8 70 - 130 20 1.15 ND 1.37 0.27 1.00 RPD-01 - RPD between MS and MSD is outside established limits. Data is acceptable based on MS and MSD being within acceptable recovery limits. Bromodichloromethane 84.2 6.12 70 - 130 20 1.15 ND 1.37 0.27 1.00 Bromoform 170 67.9 70 - 130 20 2.32 ND 1.37 0.27 1.00 HB - Recovery for this parameter exceeded the upper acceptance limit. Associated sample(s) were all non-detect and therefore accepted and reported for this parameter. Bromomethane 100 8.03 70 - 130 20 1.38 ND 1.37 0.55 1.00 Carbon Disulfide 65.6 12.0 70 - 130 20 0.90 ND 1.37 0.55 1.00 MS-Low - Estimated low due to Matrix Spike recovery. Carbon Tetrachloride 74.0 6.42 70 - 130 20 1.01 ND 1.37 0.27 1.00 Chlorobenzene 86.8 1.16 70 - 130 20 1.19 ND 1.37 0.27 1.00 Chloroethane 67.6 10.9 70 - 130 20 0.93 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. CtF WO#: 24K1240 www.ChemtechFord.com Page 31 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Matrix Spike Dup - EPA 8260D (cont.) QC Sample ID: BYK0762-MSD1 QC Source Sample: 24K1240-01Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 Chloroform 75.4 10.1 70 - 130 20 1.03 ND 1.37 0.27 1.00 Chloromethane 68.8 0.583 70 - 130 20 0.94 ND 1.37 0.27 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. cis-1,2-Dichloroethene 75.4 2.36 70 - 130 20 1.03 ND 1.37 0.27 1.00 cis-1,3-Dichloropropene 77.6 11.9 70 - 130 20 1.06 ND 1.37 0.27 1.00 Cyclohexanone 155 30.0 70 - 130 20 21.3 ND 13.7 2.74 1.00 RPD-MSOut - The RPD between MS and MSD is outside established control limits. Dibromochloromethane 73.4 8.60 70 - 130 20 1.01 ND 1.37 0.27 1.00 Dibromomethane 91.6 14.8 70 - 130 20 1.25 ND 1.37 0.27 1.00 Dichlorodifluoromethane 66.4 2.13 70 - 130 20 0.91 ND 1.37 0.27 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. Ethyl Acetate 71.9 15.4 70 - 130 20 1.97 ND 2.74 0.55 1.00 Ethyl Ether 80.0 15.9 70 - 130 20 1.10 ND 1.37 0.27 1.00 Ethylbenzene 83.0 7.76 70 - 130 20 1.14 ND 1.37 0.27 1.00 Hexachlorobutadiene 35.8 10.1 70 - 130 20 0.49 ND 1.37 0.27 1.00 QM-RPD - The recovery was outside acceptance limits for the MS and/or MSD. The RPD between the MS and MSD was acceptable and indicates the recovery is due to matrix interference. The batch was accepted based on the acceptable recovery of the LCS and the RPD. Isobutanol 85.7 2.42 70 - 130 20 23.5 ND 27.4 5.48 1.00 Isopropylbenzene 70.4 17.6 70 - 130 20 0.96 ND 1.37 0.27 1.00 Methyl Ethyl Ketone 106 30.8 70 - 130 20 1.45 ND 1.37 0.55 1.00 RPD-01 - RPD between MS and MSD is outside established limits. Data is acceptable based on MS and MSD being within acceptable recovery limits. Methyl Isobutyl Ketone 57.4 7.06 70 - 130 20 0.79 ND 1.37 1.37 1.00 J - Detected but below the Reporting Limit; therefore, result is an estimated concentration (CLP J-Flag). Methylene Chloride 71.0 17.0 70 - 130 20 0.97 ND 1.37 0.27 1.00 Methyl-tert-butyl ether (MTBE)74.2 0.269 70 - 130 20 1.02 ND 1.37 0.16 1.00 Naphthalene 146 30.7 70 - 130 20 2.01 ND 1.37 0.27 1.00 HB - Recovery for this parameter exceeded the upper acceptance limit. Associated sample(s) were all non-detect and therefore accepted and reported for this parameter. n-Butyl Alcohol 40.3 70 - 130 20 5.52 ND 13.7 13.7 1.00 RPD-MSOut - The RPD between MS and MSD is outside established control limits. n-Butylbenzene 61.0 18.0 70 - 130 20 1.99 1.15 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. n-Propyl Benzene 66.8 36.7 70 - 130 20 0.92 ND 1.37 0.27 1.00 RPD-MSOut - The RPD between MS and MSD is outside established control limits. Pentachloroethane 78.2 13.7 70 - 130 20 1.07 ND 1.37 0.27 1.00 p-Isopropyltoluene 58.0 30.7 70 - 130 20 0.79 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. sec-Butyl Benzene 98.8 26.2 70 - 130 20 1.35 ND 1.37 0.27 1.00 RPD-01 - RPD between MS and MSD is outside established limits. Data is acceptable based on MS and MSD being within acceptable recovery limits. Styrene 84.2 2.89 70 - 130 20 1.15 ND 1.37 0.27 1.00 tert-Butylbenzene 68.6 22.7 70 - 130 20 0.94 ND 1.37 0.27 1.00 MS-Low - Estimated low due to Matrix Spike recovery. Tetrachloroethene 73.2 2.96 70 - 130 20 1.00 ND 1.37 0.27 1.00 Toluene 79.2 5.18 70 - 130 20 1.08 ND 1.37 0.27 1.00 trans-1,2-Dichloroethene 73.6 11.5 70 - 130 20 1.01 ND 1.37 0.27 1.00 trans-1,3-Dichloropropene 65.0 18.9 70 - 130 20 0.89 ND 1.37 0.27 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 32 of 33 QC Report for Work Order (WO) - 24K1240 % Rec RPD RPD Max MRL DFResultSpk ValueLimitsSource ConcAnalyte Matrix Spike Dup - EPA 8260D (cont.) QC Sample ID: BYK0762-MSD1 QC Source Sample: 24K1240-01Batch: BYK0762 Date Prepared: 11/18/2024 Date Analyzed: 11/18/2024 MS-Low - Estimated low due to Matrix Spike recovery. Trichloroethene 78.4 3.75 70 - 130 20 1.07 ND 1.37 0.27 1.00 Trichlorofluoromethane 85.6 18.1 70 - 130 20 1.17 ND 1.37 0.27 1.00 Vinyl Chloride 77.2 15.0 70 - 130 20 1.06 ND 1.37 0.22 1.00 Xylenes, total 85.5 0.234 70 - 130 20 3.51 ND 4.11 0.82 1.00 CtF WO#: 24K1240 www.ChemtechFord.com Page 33 of 33