COMPLIANCE INFO_REV.4TH QTR-ANNUAL REPORT 6/26/2025

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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 AFU-04W SUMP 2/2/2024 Carbon Disulfide <1.0 ug/L 1 ug/L No 8260B AFU-04W SUMP 2/2/2024 2-Chloro-1,3-Butadiene <5.0 ug/L 5 ug/L No 8260B AFU-04W SUMP 2/2/2024 Trans-1,4-Dichloro-2-Butene <5.0 ug/L 5 ug/L No 8260B AFU-04W SUMP 2/2/2024 Diisopropyl Ether <0.50 ug/L 0.5 ug/L No 8260B AFU-04W SUMP 2/2/2024 Ethanol <250 ug/L 250 ug/L No 8260B AFU-04W SUMP 2/2/2024 Ethyl Methacrylate <4.0 ug/L 4 ug/L No 8260B AFU-04W SUMP 2/2/2024 Ethyl-t-Butyl Ether <0.50 ug/L 0.5 ug/L No 8260B AFU-04W SUMP 2/2/2024 2-Hexanone <10 ug/L 10 ug/L No 8260B AFU-04W SUMP 2/2/2024 Isobutyl Alcohol <20 ug/L 20 ug/L No 8260B AFU-04W SUMP 2/2/2024 Methacrylonitrile <10 ug/L 10 ug/L No 8260B AFU-04W SUMP 2/2/2024 2-Butanone <10 ug/L 10 ug/L No 8260B AFU-04W SUMP 2/2/2024 Methyl Iodide <2.0 ug/L 2 ug/L No 8260B AFU-04W SUMP 2/2/2024 4-Methyl-2-Pentanone <10 ug/L 10 ug/L No 8260B AFU-04W SUMP 2/2/2024 Propionitrile <20 ug/L 20 ug/L No 8260B AFU-04W SUMP 2/2/2024 Vinyl acetate <10 ug/L 10 ug/L No 8260B AFU-04W SUMP 2/2/2024 Carbonate <5.0 A10 mg/L 5 mg/L No 310.1 AFU-04W SUMP 2/2/2024 Nitrogen, Nitrate <1.0 A10 mg/L 1 mg/L No 300 AFU-04W SUMP 2/2/2024 Sulfide, Dissolved <0.10 mg/L 0.1 mg/L No 4500-S D AFU-04W SUMP 2/2/2024 Aluminum, Dissolved <50 ug/L 50 ug/L No 6010B AFU-04W SUMP 2/2/2024 Arsenic, Dissolved <50 ug/L 50 ug/L No 6010B AFU-04W SUMP 2/2/2024 Beryllium, Dissolved <10 ug/L 10 ug/L No 6010B AFU-04W SUMP 2/2/2024 Copper, Dissolved <10 ug/L 10 ug/L No 6010B AFU-04W SUMP 2/2/2024 Mercury, Dissolved <0.20 ug/L 0.2 ug/L No 7470A AFU-04W SUMP 2/2/2024 Silver, Dissolved <10 ug/L 10 ug/L No 6010B AFU-04W SUMP 2/2/2024 Tin, Dissolved <50 ug/L 50 ug/L No 6010B AFU-04W SUMP 2/2/2024 Thallium, Dissolved <100 ug/L 100 ug/L No 6010B AFU-04W SUMP 2/2/2024 Zinc, Dissolved <10 ug/L 10 ug/L No 6010B AFU-04W SUMP 2/2/2024 Benzene 10 ug/L 0.5 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 Chlorobenzene 1.6 ug/L 0.5 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 1,4-Dichlorobenzene 11 ug/L 0.5 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 cis-1,2-Dichloroethene 1.2 ug/L 0.5 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 1,2-Dichloropropane 0.66 ug/L 0.5 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 Ethylbenzene 28 ug/L 0.5 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 MTBE 1.5 ug/L 0.5 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 Naphthalene 21 ug/L 0.5 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 Toluene 3.8 ug/L 0.5 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 Trichloroethene 0.22 J ug/L 0.5 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 Vinyl Chloride 2.2 ug/L 0.5 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 Xylenes, Total 50 ug/L 1 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 tert-Butyl Alcohol 767011 ug/L 250 ug/L Yes 8260B AFU-04W SUMP 2/2/2024 Calcium, Dissolved 230 mg/L 0.1 mg/L Yes 6010B AFU-04W SUMP 2/2/2024 Magnesium, Dissolved 180 mg/L 0.05 mg/L Yes 6010B AFU-04W SUMP 2/2/2024 Sodium, Dissolved 870 mg/L 1 mg/L Yes 6010B AFU-04W SUMP 2/2/2024 Potassium, Dissolved 20 mg/L 1 mg/L Yes 6010B AFU-04W SUMP 2/2/2024 Bicarbonate 36800 mg/L 10 mg/L Yes 310.1 AFU-04W SUMP 2/2/2024 Chloride 1000 A10 mg/L 5 mg/L Yes 300 AFU-04W SUMP 2/2/2024 Sulfate 100 A10 mg/L 10 mg/L Yes 300 AFU-04W SUMP 2/2/2024 Solids, Total Dissolved 657712 mg/L 200 mg/L Yes 160.1 AFU-04W SUMP 2/2/2024 Antimony, Dissolved 17 J ug/L 100 ug/L Yes 6010B AFU-04W SUMP 2/2/2024 Chromium, Hexavalent 0.3 ug/L 0.2 ug/L Yes 218.6 AFU-04W SUMP 2/2/2024 Barium, Dissolved 2900 ug/L 10 ug/L Yes 6010B AFU-04W SUMP 2/2/2024 Cadmium, Dissolved 1.3 J ug/L 10 ug/L Yes 6010B AFU-04W SUMP 2/2/2024 Chromium, Dissolved 10 ug/L 10 ug/L Yes 6010B AFU-04W SUMP 2/2/2024 Cobalt, Dissolved 7.9 J ug/L 50 ug/L Yes 6010B AFU-04W SUMP 2/2/2024 Iron, Dissolved 710 ug/L 50 ug/L Yes 6010B AFU-04W SUMP 2/2/2024 Lead, Dissolved 4.6 J ug/L 50 ug/L Yes 6010B AFU-04W SUMP 2/2/2024 Manganese, Dissolved 1800 ug/L 10 ug/L Yes 6010B AFU-04W SUMP 2/2/2024 Nickel, Dissolved 100 ug/L 10 ug/L Yes 6010B AFU-04W SUMP 2/2/2024 Selenium, Dissolved 63 J ug/L 100 ug/L Yes 6010B AFU-04W SUMP 2/2/2024 Vanadium, Dissolved 3.2 J ug/L 10 ug/L Yes 6010B AFU-04W SUMP 5/23/2024 1,2,3-Trichloropropane <0.005 ND 0.005 ug/L No 524.2 AFU-04W SUMP 5/23/2024 Benzene 5/2/1939 5.2 0.5 ug/L Yes 8260B AFU-04W SUMP 5/23/2024 Bromochloromethane <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 Bromodichloromethane <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 Bromoform <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 Bromomethane <1 A39 ND 1 ug/L No 8260B AFU-04W SUMP 5/23/2024 Carbon tetrachloride <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 Chlorobenzene 0.79 A39 0.79 0.5 ug/L Yes 8260B AFU-04W SUMP 5/23/2024 Chloroethane <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 Chloroform <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 Chloromethane <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 Dibromochloromethane <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 1,2-Dibromo-3-Chloropropane <1 A39 ND 1 ug/L No 8260B AFU-04W SUMP 5/23/2024 1,2-Dibromoethane <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 Dibromomethane <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 1,2-Dichlorobenzene 0.35 J,A39 0.35 0.5 ug/L Yes 8260B AFU-04W SUMP 5/23/2024 1,3-Dichlorobenzene <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 1,4-Dichlorobenzene 6 A39 6 0.5 ug/L Yes 8260B AFU-04W SUMP 5/23/2024 Dichlorodifluoromethane <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 1,1-Dichloroethane <0.5 A39 ND 0.5 ug/L No 8260B AFU-04W SUMP 5/23/2024 1,2-Dichloroethane <0.5 A39 ND 0.5 ug/L No 8260B Page 43 of 659