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.

System Name Location Population Violations PFAS
Pepeekeo Hilo, HI 1,450 2 -
Richland Richland, GA 1,450 168 -
Steamboat II MD Steamboat Springs, CO 1,450 440 -
Los Molinos Comm. Services Dist. Los Molinos, CA 1,450 121 -
Wolf Creek School Batesland, 08 1,450 0 -
Carroll WSC Well 3 Van, TX 1,449 6 -
Payne Springs WSC Mabank, TX 1,449 21 -
Town of Walnut Walnut, MS 1,449 535 Clean
Pilot Travel Center 485 Boerne, NV 1,448 60 -
Clay RWS/South Union Wakonda, SD 1,447 331 -
Tierra West Estates MHP Albuquerque, NM 1,447 185 -
Sutton, City Of Sutton, NE 1,447 39 -
Forbush High School Yadkinville, NC 1,447 236 -
Wellsgate Des Peres, MS 1,447 527 -
Lakeshore Utility Athens, TX 1,446 27 -
Earlham Municipal Waterworks Earlham, IA 1,446 136 -
Vian Vian, OK 1,445 39 -
Garvin Co RWD #1 Pauls Valley, OK 1,445 30 -
Robersonville, Town Of Jacksonville, NC 1,445 303 -
Towanda, City Of Towanda, KS 1,445 50 -
Inverness Public Utility Dist Inverness, CA 1,445 99 -
Mayfield Farms Rockville, VA 1,444 200 -
Trails End Subdivision Willis, TX 1,444 38 -
Veolia Water NJ Bald Eagle Commons Haworth, NJ 1,444 13 -
Fort Ebey State Park Coupeville, WA 1,443 21 -
Montgomery County MUD 166 Houston, TX 1,443 0 -
Green Hills Water District Baxter, KY 1,443 421 -
Hardy County Psd 220 N Old Fields, WV 1,442 30 -
Hermanville Water Association Hermanville, MS 1,442 1,336 -
Tonka Bay Excelsior, MN 1,442 6 -
Cat Tech Center Chillicothe, IL 1,442 461 -
Rocky Boy Agency Water System Box Elder, 08 1,442 109 -
Brownsville Municipal Water System Cave City, KY 1,441 93 -
Jane Lew Psd Jane Lew, WV 1,440 172 -
Point Roberts Water District No 4 Point Roberts, WA 1,440 26 -
Whiteville Water Dept Whiteville, TN 1,440 87 -
Falls Creek Boro Mun Auth Falls Creek, PA 1,440 669 -
Gunstock Acres Village Dist Gilford, NH 1,440 140 -
Starbuck Starbuck, MN 1,440 22 -
Lowell Commons Crown Point, IN 1,440 31 -
Oakbrook Terrace Oakbrook Terrace, IL 1,440 4 -
Foxridge Farms MHP Littleton, CO 1,440 170 -
Saguaro National Park Tucson, AZ 1,440 34 -
Plumerville Waterworks Plumerville, AR 1,440 23 -
Billingsley Water System Billingsley, AL 1,440 15 -
Maury City Water Dept Maury City, TN 1,439 2 -
Clarinda Treatment Complex Clarinda, IA 1,439 101 -
Village of Briarcliff Briarcliff, TX 1,438 59 -
Aulander, Town Of Aulander, NC 1,438 40 -
Lacey-Ladelle Water Associatio Monticello, AR 1,438 31 -

Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).