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Appendix D. Cumulative Historical Data for the Past Year <br />Sample ID <br />Sample Date Parameter <br />Result <br />Lab Result Lab Limit Lab Unit <br />Detect <br />Method <br />AMW-19BR <br />7/28/2022 Hexachlorobutadiene <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Methylene Chloride <br /><1 <br />1 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 MTBE <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Naphthalene <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Styrene <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 1,2-Dibromoethane <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 1,2-Dibromo-3-Chloropropane <br /><1 <br />1 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Dibromochloromethane <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Chloromethane <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Vinyl acetate <br /><10 <br />10 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 4-Methyl-2-Pentanone <br /><10 <br />10 ug/L <br />No <br />82608 <br />AMW-19BR <br />7/28/2022 1,2,4-Trichlorobenzene <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 1,1,1 -Trichloroethane <br /><0.5 <br />0.5 ug/L <br />No <br />82608 <br />AMW-19BR <br />7/28/2022 1,1,2 -Trichloroethane <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Trichloroethene <br />0.11 <br />0.1 <br />0.5 ug/L <br />Yes <br />8260B <br />AMW-19BR <br />7/28/2022 Trichlorofluoromethane <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 1,2,3-Trichloropropane <br /><1 <br />1 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Vinyl Chloride <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Xylenes, Total <br /><1 <br />1 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Acetone <br /><10 <br />10 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Strontium <br />910 910 <br />10 ug/L <br />Yes <br />EPA 6010B <br />AMW-19BR <br />7/28/2022 Benzene <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Bromochloromethane <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Bromodichloromethane <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Bromoform <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Bromomethane <br /><1 <br />1 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Carbon tetrachloride <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Chlorobenzene <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Chloroethane <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Chloroform <br /><0.5 <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />7/28/2022 Magnesium, Dissolved <br />38 38 <br />0.05 mg/L <br />Yes <br />EPA 6010B <br />AMW-19BR <br />7/28/2022 Calcium, Dissolved <br />77 77 <br />0.1 mg/L <br />Yes <br />EPA 6010B <br />AMW-19BR <br />7/28/2022 Bicarbonate <br />380 S05 <br />380 <br />5 mg/L <br />Yes <br />EPA 310.1 <br />AMW-19BR <br />7/28/2022 Carbonate <br /><2.5 S05 <br />2.5 mg/L <br />No <br />EPA 310.1 <br />AMW-19BR <br />7/28/2022 Solids, Total Dissolved <br />460 460 <br />33 mg/L <br />Yes <br />EPA 160.1 <br />AMW-19BR <br />7/28/2022 Chloride <br />54 54 <br />0.5 mg/L <br />Yes <br />EPA 300.0 <br />AMW-19BR <br />7/28/2022 Nitrogen, Nitrate <br />5.2 5.2 <br />0.1 mg/L <br />Yes <br />EPA 300.0 <br />AMW-19BR <br />7/28/2022 Sulfate <br />44 44 <br />1 mg/L <br />Yes <br />EPA 300.0 <br />AMW-19BR <br />7/28/2022 Sodium, Dissolved <br />45 45 <br />1 mg/L <br />Yes <br />EPA 6010B <br />AMW-19BR <br />7/28/2022 Potassium, Dissolved <br />7.3 7.3 <br />1 mg/L <br />Yes <br />EPA 6010B <br />AMW-19BR <br />11/3/2022 pH <br />7.8 7.8 <br />std units <br />Yes <br />GENERAL <br />AMW-19BR <br />11/3/2022 Solids, Total Dissolved <br />470 470 <br />33 mg/L <br />Yes <br />EPA 160.1 <br />AMW-19BR <br />11/3/2022 Sulfate <br />41 41 <br />1 mg/L <br />Yes <br />EPA 300.0 <br />AMW-19BR <br />11/3/2022 Nitrogen, Nitrate <br />3.5 3.5 <br />0.1 mg/L <br />Yes <br />EPA 300.0 <br />AMW-19BR <br />11/3/2022 Chloride <br />43 43 <br />0.5 mg/L <br />Yes <br />EPA 300.0 <br />AMW-19BR <br />11/3/2022 Potassium, Dissolved <br />7.7 7.7 <br />1 mg/L <br />Yes <br />EPA 6010B <br />AMW-19BR <br />11/3/2022 Magnesium, Dissolved <br />36 36 <br />0.05 mg/L <br />Yes <br />EPA 6010B <br />AMW-19BR <br />11/3/2022 Carbonate <br />N D(2.5) <br />2.5 mg/L <br />No <br />EPA 310.1 <br />AMW-19BR <br />11/3/2022 Bicarbonate <br />400 400 <br />5 mg/L <br />Yes <br />EPA 310.1 <br />AMW-19BR <br />11/3/2022 Calcium, Dissolved <br />76 76 <br />0.1 mg/L <br />Yes <br />EPA 6010B <br />AMW-19BR <br />11/3/2022 Sodium, Dissolved <br />47 47 <br />1 mg/L <br />Yes <br />EPA 6010B <br />AMW-19BR <br />11/3/2022 trans-1,3-Dichloropropene <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Ethylbenzene <br />ND(0.50) <br />0.5 ug/L <br />No <br />82608 <br />AMW-19BR <br />11/3/2022 Hexachlorobutadiene <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Methylene Chloride <br />ND(1.0) <br />1 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 2-Butanone <br />ND(10) <br />10 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 2-Hexanone <br />ND(30) <br />10 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Ethyl -t -Butyl Ether <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Ethanol <br />ND(250) <br />250 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Diisopropyl Ether <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Trans-1,4-Dichloro-2-Butene <br />ND(5.0) <br />5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Carbon Disulfide <br />ND(1.0) <br />1 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 tert-Butyl Alcohol <br />ND(30) <br />10 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Tert-Amyl-Methyl Ether <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Acrylonitrile <br />ND(5.0) <br />5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Acetone <br />ND(10) <br />10 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Xylenes, Total <br />ND(1.0) <br />1 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 4-Methyl-2-Pentanone <br />ND(10) <br />10 ug/L <br />No <br />82608 <br />AMW-19BR <br />11/3/2022 Vinyl Chloride <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Trichlorofluoromethane <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Trichloroethene <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 1,1,2 -Trichloroethane <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 1,1,1 -Trichloroethane <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 1,2,4-Trichlorobenzene <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Toluene <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022 Tetrachloroethene <br />1.5 1.5 <br />0.5 ug/L <br />Yes <br />8260B <br />AMW-19BR <br />11/3/2022 1,1,2,2 -Tetrachloroethane <br />ND(0.50) <br />0.5 ug/L <br />No <br />8260B <br />AMW-19BR <br />11/3/2022,1,1,1,2 -Tetrachloroethane <br />ND(O.50) <br />0.5 ug/L <br />No <br />8260B <br />Page 100 of 527 <br />