COMPLIANCE INFO_2023 Q4 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 MW-2A 8/9/2023 1,2-Dibromoethane ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 Acrolein ND(10)ND 10 ug/L No 8260B MW-2A 8/9/2023 Propionitrile ND(20)ND 20 ug/L No 8260B MW-2A 8/9/2023 Acrylonitrile ND(5)ND 5 ug/L No 8260B MW-2A 8/9/2023 4-Methyl-2-Pentanone ND(10)ND 10 ug/L No 8260B MW-2A 8/9/2023 Toluene ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 Vinyl acetate ND(10)ND 10 ug/L No 8260B MW-2A 8/9/2023 Diisopropyl Ether ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 Chlorobenzene ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 Dibromochloromethane ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 Methacrylonitrile ND(10)ND 10 ug/L No 8260B MW-2A 8/9/2023 2-Chloro-1,3-Butadiene ND(5)ND 5 ug/L No 8260B MW-2A 8/9/2023 Trans-1,4-Dichloro-2-Butene ND(5)ND 5 ug/L No 8260B MW-2A 8/9/2023 1,2,4-Trichlorobenzene ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 Tetrachloroethene 0.13 0.13 0.5 ug/L Yes 8260B MW-2A 8/9/2023 cis-1,2-Dichloroethene ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 trans-1,2-Dichloroethene ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 1,3-Dichlorobenzene ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 1,1-Dichloropropene ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 1,1,1,2-Tetrachloroethane ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 Ethyl-t-Butyl Ether ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 Tert-Amyl-Methyl Ether ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 Xylenes, Total ND(1)ND 1 ug/L No 8260B MW-2A 8/9/2023 2-Hexanone ND(10)ND 10 ug/L No 8260B MW-2A 8/9/2023 2,2-Dichloropropane ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 cis-1,3-Dichloropropene ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 Carbonate ND(5)ND 5 mg/L No 310.1 MW-2A 8/9/2023 Calcium, Dissolved 120 120 0.1 mg/L Yes 6010B MW-2A 8/9/2023 Potassium, Dissolved 7.6 7.6 1 mg/L Yes 6010B MW-2A 8/9/2023 MTBE ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 trans-1,3-Dichloropropene ND(0.5)ND 0.5 ug/L No 8260B MW-2A 8/9/2023 Chloride 76 76 1 mg/L Yes 300 MW-2A 8/9/2023 Barium, Dissolved 110 110 10 ug/L Yes 6010B MW-2A 8/9/2023 Sodium, Dissolved 100 100 1 mg/L Yes 6010B MW-2A 8/9/2023 Bicarbonate 580 580 10 mg/L Yes 310.1 MW-2A 8/9/2023 pH 7.09 7.09 std units Yes GENERAL MW-2A 8/9/2023 Strontium 1200 1200 10 ug/L Yes 6010B MW-2A 8/9/2023 Sulfate 93 93 2 mg/L Yes 300 MW-2A 8/9/2023 Solids, Total Dissolved 920 920 50 mg/L Yes 160.1 MW-2A 8/9/2023 Magnesium, Dissolved 55 55 0.05 mg/L Yes 6010B MW-2A 8/9/2023 Nitrogen, Nitrate 11 11 0.2 mg/L Yes 300 MW-3 11/11/2022 pH 7.35 7.35 std units Yes GENERAL MW-3 11/11/2022 Trans-1,4-Dichloro-2-Butene ND(5)5 ug/L No 8260B MW-3 11/11/2022 Diisopropyl Ether ND(0.5)0.5 ug/L No 8260B MW-3 11/11/2022 Ethanol ND(250)250 ug/L No 8260B MW-3 11/11/2022 Ethyl-t-Butyl Ether ND(0.5)0.5 ug/L No 8260B MW-3 11/11/2022 2-Butanone ND(10)10 ug/L No 8260B MW-3 11/11/2022 Styrene ND(0.5)0.5 ug/L No 8260B MW-3 11/11/2022 Lead, Dissolved 13 13 50 ug/L Yes EPA 6010B MW-3 11/11/2022 Vanadium, Dissolved 22 22 10 ug/L Yes EPA 6010B MW-3 11/11/2022 Zinc, Dissolved 5.3 5.3 10 ug/L Yes EPA 6010B MW-3 11/11/2022 Silver, Dissolved ND(10)10 ug/L No EPA 6010B MW-3 11/11/2022 Strontium 1100 1100 10 ug/L Yes EPA 6010B MW-3 11/11/2022 Nickel, Dissolved 170 170 10 ug/L Yes EPA 6010B MW-3 11/11/2022 Manganese, Dissolved 7.2 7.2 10 ug/L Yes EPA 6010B MW-3 11/11/2022 Barium, Dissolved 280 280 10 ug/L Yes EPA 6010B MW-3 11/11/2022 Beryllium, Dissolved ND(10)10 ug/L No EPA 6010B MW-3 11/11/2022 Cadmium, Dissolved ND(10)10 ug/L No EPA 6010B MW-3 11/11/2022 Chromium, Dissolved 3.1 3.1 10 ug/L Yes EPA 6010B MW-3 11/11/2022 Cobalt, Dissolved ND(50)50 ug/L No EPA 6010B MW-3 11/11/2022 Copper, Dissolved 5 5 20 ug/L Yes EPA 6010B MW-3 11/11/2022 Iron, Dissolved ND(50)50 ug/L No EPA 6010B MW-3 11/11/2022 Aluminum, Total ND(100)100 ug/L No EPA 6010B MW-3 11/11/2022 Antimony, Dissolved ND(100)100 ug/L No EPA 6010B MW-3 11/11/2022 Calcium, Dissolved 100 100 0.1 mg/L Yes EPA 6010B MW-3 11/11/2022 Magnesium, Dissolved 45 45 0.05 mg/L Yes EPA 6010B MW-3 11/11/2022 Sodium, Dissolved 43 43 1 mg/L Yes EPA 6010B MW-3 11/11/2022 Potassium, Dissolved 7.8 7.8 1 mg/L Yes EPA 6010B MW-3 11/11/2022 Bicarbonate 420 420 5 mg/L Yes EPA 310.1 MW-3 11/11/2022 Carbonate ND(2.5)2.5 mg/L No EPA 310.1 MW-3 11/11/2022 Chloride 85 85 0.5 mg/L Yes EPA 300.0 MW-3 11/11/2022 Nitrogen, Nitrate 7.4 7.4 0.2 mg/L Yes EPA 300.0 MW-3 11/11/2022 Sulfate 55 55 1 mg/L Yes EPA 300.0 Page 861 of 926