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 |
|---|---|---|---|---|
| Sweetwater Community Inc | Haines City, FL | 640 | 34 | - |
| Spring Creek Charter School | Umatilla, FL | 640 | 26 | - |
| Diamond a Mutual Water Company | Sonoma, CA | 640 | 18 | - |
| Cedar Creek Corrections Center | Littlerock, WA | 639 | 26 | - |
| Rosewood Water System | Cypress, TX | 639 | 299 | - |
| Elliott Ranch Water System | Hays, TX | 639 | 8 | - |
| Viburnum PWS | Viburnum, MO | 639 | 122 | - |
| Bloomsdale PWS | Bloomsdale, MO | 639 | 93 | - |
| Balaton | Balaton, MN | 639 | 6 | - |
| Village of Sikes Water System | Sikes, LA | 639 | 1,279 | - |
| Pinecrest Mobile Home Village | Shreveport, LA | 639 | 11 | - |
| The Orchard Development | Savannah, GA | 639 | 35 | - |
| Silver Star Village (2 Wps) | Orlando, FL | 639 | 54 | Detected |
| Grants Way Pump District (Tui) | Dover, DE | 639 | 1 | - |
| Arizona Water Co - Stanfield | Phoenix, AZ | 639 | 88 | - |
| Kipnuk Water System | Kipnuk, AK | 639 | 1,426 | - |
| Hundred Littleton Psd | Hundred, WV | 638 | 162 | - |
| Cranesville Water Department | Cranesville, PA | 638 | 83 | - |
| Waco Marathon | Massillon, OH | 638 | 43 | - |
| Happy Valley Cooperative Water Works | Carlsbad, NM | 638 | 98 | - |
| Kensington Meadows S/D | Cary, NC | 638 | 15 | - |
| Westwood MHP & S/D | Cary, NC | 638 | 318 | - |
| Great Smoky Mountain Camp & RV Park | Whittier, NC | 638 | 17 | - |
| New Madrid County PWSD 4 | Canalou, MO | 638 | 84 | - |
| Fairfax PWS | Fairfax, MO | 638 | 5 | - |
| Green Valley | Green Valley, IL | 638 | 27 | - |
| Cinnamon Ridge Utilities #2 | Hudson, FL | 638 | 29 | - |
| Alcott School | Wolcott, CT | 638 | 108 | - |
| Patton Place Estates | Litchfield Park, AZ | 638 | 70 | - |
| The Water Service | Barrow, AK | 638 | 43 | - |
| Avoca Waterworks | Avoca, WI | 637 | 88 | - |
| Clear Lake Rec Area | Fairchild AFB, WA | 637 | 7 | - |
| Loretto | Loretto, MN | 637 | 1 | - |
| Forest Hill Elementary School | Bel Air, MD | 637 | 31 | - |
| Patuxent Elementary School | Prince Frederick, MD | 637 | 13 | - |
| Ashmore | Ashmore, IL | 637 | 72 | - |
| Lds Riverside Church | Arlee, ID | 637 | 16 | - |
| Seymour Municipal Utility Water Dept | Seymour, IA | 637 | 18 | - |
| Stanwood Water Supply | Stanwood, IA | 637 | 16 | - |
| Moravia Public Water Supply | Moravia, IA | 637 | 52 | - |
| Naf El Centro | El Centro, CA | 637 | 15 | - |
| Scammon Bay Water System | Scammon Bay, AK | 637 | 1,869 | - |
| Dayspring Baptist Church Inc | Pewaukee, WI | 636 | 0 | - |
| Jaw Farms Inc | Malott, WA | 636 | 26 | - |
| Oaks of Trinity Subdivision | Conroe, TX | 636 | 30 | - |
| D S M Nutritional Products Inc | Belvidere, NJ | 636 | 152 | - |
| Summerfield Elem School | Greensboro, NC | 636 | 35 | - |
| Town of Sandersville | Sandersville, MS | 636 | 587 | - |
| Fcwa-Hamburg | Meadville, MS | 636 | 264 | - |
| Ellendale | Ellendale, MN | 636 | 0 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).