PlainWater

Public Water Systems

143,076 active public water systems, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.

Population Violations Health Violations Name
System Name Location Population Violations PFAS
Rathbun Regional Water Assn (Rathbun) Centerville, IA 33,000 200 Clean
New Port Richey Water Dept New Port Richey, FL 33,000 40 Clean
Kaysville City Water System Kaysville, UT 32,976 104 Clean
Sjwtx Triple Peak Plant Canyon Lake, TX 32,973 107 Detected
Jacksonville Waterworks Jacksonville, AR 32,875 18 Clean
Rome City Rome, NY 32,850 41 Clean
Seven Springs Longwood, FL 32,834 104 Detected
Chemung County Fairgrounds Elmira, NY 32,800 14 -
Calhoun County Water Authority Alexandria, AL 32,796 68 Clean
Nolensville-College Grove U.d. Nolensville, TN 32,793 59 Detected
City of Seguin Seguin, TX 32,736 57 Detected
Athens PWS Athens, OH 32,725 29 Clean
Camrosa Water District Camarillo, CA 32,700 7 Detected
Manhattan Beach-City, Water Dept. Manhattan Beach, CA 32,697 4 Clean
Bcwws 3B/C Pompano Beach, FL 32,650 31 Detected
West Cnty Muni Auth-McKeesport Greensburg, PA 32,644 110 Clean
Thomasville Thomasville, GA 32,613 21 Clean
Danville City Water Works Danville, KY 32,600 393 Clean
Golden State Water Co - Barstow Apple Valley, CA 32,547 2 Detected
East Niles Csd Bakersfield, CA 32,517 47 Clean
Ofallon PWS O Fallon, MO 32,515 13 Detected
Elizabethton Water Dept Elizabethton, TN 32,490 82 Clean
Hinesville Hinesville, GA 32,471 21 Clean
Palm Springs, Village Of Palm Springs, FL 32,467 28 Detected
Eastpointe, City Of Eastpointe, MI 32,442 16 Clean
Moses Lake City Of Moses Lake, WA 32,428 626 Detected
Foothills Water and Sewer LLC Yuma, AZ 32,425 1,945 Clean
Aqua Ohio - Ashtabula Ashtabula, OH 32,408 24 Clean
Laramie, City Of Laramie, WY 32,395 18 Clean
Fife Dept of Public Works Fife, WA 32,380 27 Clean
Los Angeles Cwwd 29 & 80-Malibu Alhambra, CA 32,348 10 -
City of Chesapeake - Western Branch Sys Chesapeake, VA 32,326 5 Clean
Florida Governmental Utility Authority Longwood, FL 32,296 43 Detected
Goshen Water Utility Goshen, IN 32,267 50 Detected
Bay City, City Of Bay City, MI 32,255 21 Clean
Gillette, City Of Gillette, WY 32,222 6 Clean
City of Weatherford Weatherford, TX 32,209 9 Detected
Oak Creek Waterworks Oak Creek, WI 32,104 143 Clean
Northville Township Northville, MI 32,103 9 Clean
Magna Water District Magna, UT 32,100 234 Clean
Helena Water System Helena, MT 32,091 68 Clean
Brown County Rural Water Ripley, OH 32,090 309 Clean
Kuna City Of Kuna, ID 32,038 554 Clean
West Hempstead WD West Hempstead, NY 32,031 327 Clean
City of Starkville Starkville, MS 32,027 363 Clean
Seminole County Northwest Winter Park, FL 31,986 42 Clean
Crossville Water Dept Crossville, TN 31,973 54 Clean
St John Water District 3 Laplace, LA 31,965 8 Clean
Mohegan Tribal Utility Authority Uncasville, 01 31,961 8 Clean
Patillas Urbano Patillas, PR 31,955 930 Detected
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