COMPLIANCE INFO_2024 Q1 WATER QUALITY RPT

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Appendix D. Cumulative Historical Data for the Past Year Sample ID Sample Date Parameter Result Lab Result (numeric)Lab Limit Lab Unit Detect Method AMW-31S 1/27/2023 MTBE ND(0.5)ug/L 0.5 No 8260B AMW-31S 1/27/2023 Nitrogen 0.77 mg/L 0.77 0.3 Yes Calculation AMW-31S 1/27/2023 trans-1,3-Dichloropropene ND(0.5)ug/L 0.5 No 8260B AMW-31S 1/27/2023 Arsenic, Total 13 ug/L 13 50 Yes EPA 6010B AMW-31S 1/27/2023 Chloride 8 mg/L 8 0.5 Yes EPA 300.0 AMW-31S 1/27/2023 Potassium, Dissolved 5.7 mg/L 5.7 1 Yes EPA 6010B AMW-31S 1/27/2023 Iron, Total 130 ug/L 130 50 Yes EPA 6010B AMW-31S 1/27/2023 Bicarbonate 350 mg/L 350 5 Yes EPA 310.1 AMW-31S 1/27/2023 Nitrogen, Kjeldahl ND(0.2)mg/L 0.2 No EPA 351.2 AMW-31S 1/27/2023 Nitrogen, Nitrate 0.77 mg/L 0.77 0.1 Yes EPA 300.0 AMW-31S 1/27/2023 Solids, Total Dissolved 370 mg/L 370 20 Yes EPA 160.1 AMW-31S 1/27/2023 Carbonate ND(2.5)mg/L 2.5 No EPA 310.1 AMW-31S 1/27/2023 Calcium, Dissolved 54 mg/L 54 0.1 Yes EPA 6010B AMW-31S 1/27/2023 Magnesium, Dissolved 27 mg/L 27 0.05 Yes EPA 6010B AMW-31S 1/27/2023 Sodium, Dissolved 38 mg/L 38 1 Yes EPA 6010B AMW-31S 1/27/2023 Manganese, Total 4.7 ug/L 4.7 10 Yes EPA 6010B AMW-31S 1/27/2023 Strontium 620 ug/L 620 10 Yes EPA 6010B AMW-31S 1/27/2023 Sulfate 23 mg/L 23 1 Yes EPA 300.0 AMW-31S 5/16/2023 1,2-Dibromoethane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 Dibromomethane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,2-Dichlorobenzene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,3-Dichlorobenzene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,4-Dichlorobenzene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 Dichlorodifluoromethane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,1-Dichloroethane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,2-Dichloroethane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,1-Dichloroethene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 cis-1,2-Dichloroethene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 trans-1,2-Dichloroethene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,2-Dichloropropane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 2,2-Dichloropropane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,1-Dichloropropene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 cis-1,3-Dichloropropene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 trans-1,3-Dichloropropene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 Ethylbenzene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 Hexachlorobutadiene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 Methylene Chloride <1.0 1 ug/L No 8260B AMW-31S 5/16/2023 MTBE <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 Naphthalene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 Styrene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,1,1,2-Tetrachloroethane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,1,2,2-Tetrachloroethane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 Tetrachloroethene 1.8 1.8 0.5 ug/L Yes 8260B AMW-31S 5/16/2023 Toluene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,2,4-Trichlorobenzene <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,1,1-Trichloroethane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,1,2-Trichloroethane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 Trichloroethene 0.41 J 0.41 0.5 ug/L Yes 8260B AMW-31S 5/16/2023 Trichlorofluoromethane <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 1,2,3-Trichloropropane <1.0 1 ug/L No 8260B AMW-31S 5/16/2023 Vinyl Chloride <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 Xylenes, Total <1.0 1 ug/L No 8260B AMW-31S 5/16/2023 Acetone <10 10 ug/L No 8260B AMW-31S 5/16/2023 Acetonitrile <10 10 ug/L No 8260B AMW-31S 5/16/2023 Acrolein <10 10 ug/L No 8260B AMW-31S 5/16/2023 Acrylonitrile <5.0 5 ug/L No 8260B AMW-31S 5/16/2023 Allyl Chloride <5.0 5 ug/L No 8260B AMW-31S 5/16/2023 Tert-Amyl-Methyl Ether <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 tert-Butyl Alcohol <10 10 ug/L No 8260B AMW-31S 5/16/2023 Carbon Disulfide <1.0 1 ug/L No 8260B AMW-31S 5/16/2023 2-Chloro-1,3-Butadiene <5.0 5 ug/L No 8260B AMW-31S 5/16/2023 Trans-1,4-Dichloro-2-Butene <5.0 5 ug/L No 8260B AMW-31S 5/16/2023 Diisopropyl Ether <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 Ethanol <250 250 ug/L No 8260B AMW-31S 5/16/2023 Ethyl Methacrylate <4.0 4 ug/L No 8260B AMW-31S 5/16/2023 Ethyl-t-Butyl Ether <0.50 0.5 ug/L No 8260B AMW-31S 5/16/2023 2-Hexanone <10 10 ug/L No 8260B AMW-31S 5/16/2023 Isobutyl Alcohol <20 20 ug/L No 8260B AMW-31S 5/16/2023 Methacrylonitrile <10 10 ug/L No 8260B AMW-31S 5/16/2023 2-Butanone <10 10 ug/L No 8260B AMW-31S 5/16/2023 Methyl Iodide <2.0 2 ug/L No 8260B AMW-31S 5/16/2023 4-Methyl-2-Pentanone <10 10 ug/L No 8260B AMW-31S 5/16/2023 Propionitrile <20 20 ug/L No 8260B AMW-31S 5/16/2023 Vinyl acetate <10 10 ug/L No 8260B AMW-31S 5/16/2023 Acenaphthene <2.0 2 ug/L No 8270C AMW-31S 5/16/2023 Acenaphthylene <2.0 2 ug/L No 8270C AMW-31S 5/16/2023 Aldrin <2.0 2 ug/L No 8270C AMW-31S 5/16/2023 Anthracene <2.0 2 ug/L No 8270C AMW-31S 5/16/2023 Benzo(a)anthracene <2.0 2 ug/L No 8270C AMW-31S 5/16/2023 Benzo(b)fluoranthene <2.0 2 ug/L No 8270C AMW-31S 5/16/2023 Benzo(k)fluoranthene <2.0 2 ug/L No 8270C Page 319 of 971