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-31 5/15/2023 Toxaphene <100 100 ug/L No 8270C AMW-31 5/15/2023 O,O,O-Triethylphosphorothioate <10 10 ug/L No 8270C AMW-31 5/15/2023 Sym-Trinitrobenzene <10 10 ug/L No 8270C AMW-31 5/15/2023 Calcium, Dissolved 92 92 0.1 mg/L Yes 6010B AMW-31 5/15/2023 Magnesium, Dissolved 45 45 0.05 mg/L Yes 6010B AMW-31 5/15/2023 Sodium, Dissolved 41 41 1 mg/L Yes 6010B AMW-31 5/15/2023 Potassium, Dissolved 9 9 1 mg/L Yes 6010B AMW-31 5/15/2023 Bicarbonate 480 480 5 mg/L Yes 310.1 AMW-31 5/15/2023 Carbonate <2.5 2.5 mg/L No 310.1 AMW-31 5/15/2023 Chloride 25 25 0.5 mg/L Yes 300 AMW-31 5/15/2023 Nitrogen, Nitrate 3.6 3.6 0.1 mg/L Yes 300 AMW-31 5/15/2023 Sulfate 22 22 1 mg/L Yes 300 AMW-31 5/15/2023 Solids, Total Dissolved 520 A10 520 33 mg/L Yes 160.1 AMW-31 5/15/2023 Cyanide, Dissolved <0.005 0.005 mg/L No 335.4 AMW-31 5/15/2023 Sulfide, Dissolved <0.1 0.1 mg/L No 4500-S D AMW-31 5/15/2023 Total Organic Carbon 0.6 J 0.6 1 mg/L Yes 5310C AMW-31 5/15/2023 Chemical Oxygen Demand <25 25 mg O2/L No 410.4 AMW-31 5/15/2023 Aluminum, Total <50 50 ug/L No 6010B AMW-31 5/15/2023 Antimony, Dissolved <100 100 ug/L No 6010B AMW-31 5/15/2023 Arsenic, Dissolved 2.7 2.7 2 ug/L Yes 200.8 AMW-31 5/15/2023 Chromium, Hexavalent 3.8 3.8 2 ug/L Yes 7196 AMW-31 5/15/2023 Barium, Dissolved 390 390 10 ug/L Yes 6010B AMW-31 5/15/2023 Beryllium, Dissolved <10 10 ug/L No 6010B AMW-31 5/15/2023 Cadmium, Dissolved <10 10 ug/L No 6010B AMW-31 7/28/2023 Acetone ND(10)ND 10 ug/L No 8260B AMW-31 7/28/2023 Chloroform ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Benzene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 1,1,1-Trichloroethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Carbon tetrachloride ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Ethanol ND(250)ND 250 ug/L No 8260B AMW-31 7/28/2023 Bromomethane ND(1)ND 1 ug/L No 8260B AMW-31 7/28/2023 Chloromethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Methyl Iodide ND(2)ND 2 ug/L No 8260B AMW-31 7/28/2023 Dibromomethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Bromochloromethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Chloroethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Vinyl Chloride ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Acetonitrile ND(10)ND 10 ug/L No 8260B AMW-31 7/28/2023 Carbon Disulfide ND(1)ND 1 ug/L No 8260B AMW-31 7/28/2023 Methylene Chloride ND(1)ND 1 ug/L No 8260B AMW-31 7/28/2023 Bromoform ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Bromodichloromethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 1,1-Dichloroethane 0.21 0.21 0.5 ug/L Yes 8260B AMW-31 7/28/2023 1,1-Dichloroethene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 tert-Butyl Alcohol ND(10)ND 10 ug/L No 8260B AMW-31 7/28/2023 Trichlorofluoromethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Isobutyl Alcohol ND(20)ND 20 ug/L No 8260B AMW-31 7/28/2023 1,2-Dichloropropane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 1,1,2-Trichloroethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Dichlorodifluoromethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 2-Butanone ND(10)ND 10 ug/L No 8260B AMW-31 7/28/2023 1,1,2,2-Tetrachloroethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Hexachlorobutadiene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Trichloroethene 0.41 0.41 0.5 ug/L Yes 8260B AMW-31 7/28/2023 Naphthalene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 1,2-Dichlorobenzene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 1,2-Dibromo-3-Chloropropane ND(1)ND 1 ug/L No 8260B AMW-31 7/28/2023 1,2,3-Trichloropropane ND(1)ND 1 ug/L No 8260B AMW-31 7/28/2023 Ethyl Methacrylate ND(4)ND 4 ug/L No 8260B AMW-31 7/28/2023 Ethylbenzene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Styrene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 1,4-Dichlorobenzene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 1,2-Dibromoethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 1,2-Dichloroethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Propionitrile ND(20)ND 20 ug/L No 8260B AMW-31 7/28/2023 Acrolein ND(10)ND 10 ug/L No 8260B AMW-31 7/28/2023 Allyl Chloride ND(5)ND 5 ug/L No 8260B AMW-31 7/28/2023 Acrylonitrile ND(5)ND 5 ug/L No 8260B AMW-31 7/28/2023 Vinyl acetate ND(10)ND 10 ug/L No 8260B AMW-31 7/28/2023 4-Methyl-2-Pentanone ND(10)ND 10 ug/L No 8260B AMW-31 7/28/2023 Diisopropyl Ether ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Toluene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Chlorobenzene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Trans-1,4-Dichloro-2-Butene ND(5)ND 5 ug/L No 8260B AMW-31 7/28/2023 Dibromochloromethane ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 1,2,4-Trichlorobenzene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 Methacrylonitrile ND(10)ND 10 ug/L No 8260B AMW-31 7/28/2023 2-Chloro-1,3-Butadiene ND(5)ND 5 ug/L No 8260B AMW-31 7/28/2023 Tetrachloroethene 1.5 1.5 0.5 ug/L Yes 8260B AMW-31 7/28/2023 trans-1,2-Dichloroethene ND(0.5)ND 0.5 ug/L No 8260B AMW-31 7/28/2023 1,3-Dichlorobenzene ND(0.5)ND 0.5 ug/L No 8260B Page 314 of 971