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
Hhw&p-O'Shaughnessy Dam Cpd-Sfpuc Burlingame, CA 495 13 -
Westside Park Mutual Water Palmdale, CA 495 8 -
Airstreams Renewables Tehachapi, CA 495 22 -
Ogden Waterworks Ogden, AR 495 12 -
Avon Water System Ashford, AL 495 6 -
Dozier Water Works (Town Of) Dozier, AL 495 24 -
St. Michael Water System St. Michael, AK 495 818 -
Unified Alaskan Utilities Midtown Est Anchorage, AK 495 125 -
St Cloud Waterworks St Cloud, WI 494 24 -
City of Miami Miami, TX 494 54 -
Dupree Dupree, SD 494 37 -
Somerset Twp MA Reading Mines Somerset, PA 494 691 -
Ochelata Utility Authority Ochelata, OK 494 95 -
Gilmanton Elementary Sch Gilmanton Ironworks, NH 494 61 -
Central Yazoo #2 Yazoo City, MS 494 266 -
Midway W/a #2 Benton, MS 494 281 -
Town of Benoit Benoit, MS 494 572 -
Alma PWS Alma, MO 494 42 -
The Sickle Farm St. Leonard, MD 494 0 -
Elk Co RWD 1 Moline, KS 494 42 -
Junction City Centralia, IL 494 24 -
Buckner Buckner, IL 494 38 -
Bowen Bowen, IL 494 65 -
Siloam Siloam, GA 494 80 -
Deerfield Park Savannah, GA 494 30 -
Calion Water Works Calion, AR 494 17 -
Quail Run 667 Lacey, WA 493 38 -
South Fox Island Water System Gig Harbor, WA 493 10 -
Newaukum Hill Water Assn Chehalis, WA 493 38 -
Kress Municipal Water System Kress, TX 493 22 -
Bgwc Rollingwood (Sc3250052) Elgin, SC 493 9 -
High Desert Museum Bend, OR 493 122 -
Alexandria Village PWS Alexandria, OH 493 11 -
Diamond Point Water District Lake George, NY 493 48 -
Wendys Restaurant Independence, NJ 493 4 -
Depot Travel Park West Cape May, NJ 493 41 -
Roaring Gap Club Inc Roaring Gap, NC 493 351 -
Altura Altura, MN 493 2 -
Harrisville, City Of Harrisville, MI 493 21 -
St. Peters School Waldorf, MD 493 4 -
Scott County Rural Water Co-Op Winchester, IL 493 17 -
Roosevelt Warm Springs Inst. Warm Springs, GA 493 14 -
Village Water Longwood, FL 493 21 -
Agua Dulce Water System Los Angeles, CA 493 14 -
Romig Park S/D Anchorage, AK 493 178 -
Oakesdale Town Of Oaksdale, WA 492 86 -
Bowman Apple Products Mt. Jackson, VA 492 33 -
High Gabriel WSC Cedar Park, TX 492 309 -
Quiet Village II Des Peres, TX 492 202 -
Horseshoe Bend Houston, TX 492 468 -

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