WATER QUALITY DATA INORGANIC CONTAMINANTS Regulated Contaminants Units Collection Highest Level Range ofLevels MCLG MCL Violation Typicals Sources Erosion ofn natural deposits; water additivew which promotes factories Runofff from fertilizer use; Leachingf from septic tanks, sewage; erosion ofr natural deposits Typicals Sources Erosion ofr natural deposits Erosiono ofr natural deposits Decayo ofN Natural andr man-made emitters Date Detected Detected 0.1 5 Fluoride ppm 2023 0.1-0.1 4 4 NO strongt teeth; discharger fromf fertilizer anda aluminum Nitrate (as Nitrogen) ppm 2023 RADIOACTIVE CONTAMINANTS 2.45-4.55 10 10 NO Regulated Contaminants Units Collection Highest Level Rangec ofLevels MCLG MCL Violation Date Detected Detected Combined Radium pci/L 6/30/2021 1.3 Gross Alph Exluding pci/L 6/30/2021 6.1 Beta/Photon Emitters pCi/L 6/30/2021 7.2 DISINFECTION. AND DISINFECTION BV PRODUCTS 0.9-1.3 0 3.2-6.1 0 15 NO 0-7.2 0 50 NO NO 226/228 Radon & Uranium Regulated Contaminants Units Collection Highest Level Range ofLevels MCLG MCL Violation Typicals Sources Water additivet to controlr microbes By-products ofd drinking water disinfection process By-products ofdrinking water disinfectionp process Date Detected Detected 1.4 37 20 Chlorine ppm 2023 1.2-1.4 4 4 NO 37-37 na 80 NO 19.5-19.5 na 60 NO Total Trihalomethanes ppb 2023 Haloacetic Acids ppb 2023 LEAD AND COPPER: testingi is performed ons samples from customers tapb between. June thru September Regulated Contaminants Units Collection 90th #Sites Over MCLG AL Violation Typicals Sources Date Percentile Actionl Level 11 Corrosion ofh household plumbing systems; erosiono of Corrosion ofH household plumbing systems; erosiono of Lead Copper PFAS INFORMATION Contaminant PFOA PFOS PFHXS PFBS ppb 2023 ppm 2023 0.517 Collection units Date ppt 2022 ppt 2022 ppt 2022 ppt 2022 1 0 0 15 NO natural deposits; leaching fromv wood preservatives 1.3 1.3 NO natural deposits; leaching fromv wood preservatives Level Detected Violation MCL (Proposed) 4 4 Typlcals Sources Human madec chemicals foundi ins staina andv water resistant food packaging andf firef fighting foams Human madec chemicals foundi ins stain andv water resistant food packaging andf firef fighting foams Human madec chemicals found ins stain andv water resistant food packaging andf firefightingf foams Humanr madec chemicalsf foundi ins staina andv water resistant food packaging andf firefighting foams 1.61-3.17 na fabrics, carpeting, cleaning products, paints, cookware, 2.21-4.78 na fabrics, carpeting, cleaning products, paints, cookware, 1.1-1.4 na fabrics, carpeting, cleaning products, paints, cookware, 2.93-4.56 na fabrics, carpeting, cleaning products, paints, cookware,