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 |
|---|---|---|---|---|
| Shelbina PWS | Shelbina, MO | 1,771 | 16 | - |
| West Central Bossier Water System | Benton, LA | 1,771 | 2 | - |
| Cold Springs Water Co | Cold Springs, CA | 1,771 | 3 | - |
| Rra Arrowhead Lake Lots | Wichita Falls, TX | 1,770 | 541 | - |
| Fossil Rim Wildlife Center | Glen Rose, TX | 1,769 | 92 | - |
| Super One Food Store | Stevensville, MT | 1,769 | 335 | - |
| Canby | Canby, MN | 1,769 | 11 | - |
| Martin | Martin, GA | 1,769 | 68 | - |
| Deerfield Correctional Center | Lawrenceville, VA | 1,768 | 41 | - |
| Old Farm Hill Water District | Valhalla, NY | 1,768 | 24 | - |
| Phelps County PWSD 2 South | Rolla, MO | 1,768 | 6 | - |
| Morganton | Morganton, GA | 1,768 | 56 | - |
| Majestic Pines Community SD | Julian, CA | 1,768 | 13 | - |
| H & H WSC | Mart, TX | 1,767 | 3 | - |
| City of Buffalo | Buffalo, TX | 1,767 | 31 | - |
| South Ellis County Water Supply | Italy, TX | 1,767 | 57 | - |
| Senath PWS | Senath, MO | 1,767 | 87 | - |
| Sibley Water System | Sibley, LA | 1,767 | 45 | - |
| Bourbon Water Department | Bourbon, IN | 1,767 | 16 | - |
| Tud - Ponderosa | Sonora, CA | 1,767 | 23 | - |
| Old Forge Water District | Old Forge, NY | 1,766 | 74 | - |
| Grantfork | Highland, IL | 1,766 | 84 | - |
| Farley Water Supply | Farley, IA | 1,766 | 73 | - |
| Kay Co RWD #1 | Ponca City, OK | 1,765 | 29 | - |
| Haskell PWA-Wells | Haskell, OK | 1,765 | 167 | - |
| Dundee Village | Dundee, NY | 1,765 | 42 | - |
| Inl Nrf | Idaho Falls, ID | 1,765 | 2 | - |
| Lyon-Sioux RWS-Doon | Rock Rapids, IA | 1,765 | 26 | - |
| Little Hope-Moore Water Supply | Canton, TX | 1,764 | 75 | - |
| Roaming Shores Village PWS | Roaming Shores, OH | 1,764 | 47 | - |
| MUD Creek Water Association #1 | Pontotoc, MS | 1,764 | 314 | - |
| Aurora | Aurora, MN | 1,764 | 14 | - |
| Swann Keys | Salisbury, DE | 1,764 | 3 | Clean |
| Ridgway Twp Water Auth | Ridgway, PA | 1,763 | 249 | - |
| Wysox Twp Municipal Authority | Towanda, PA | 1,763 | 38 | - |
| Central Alexander Cnty Pwd | Olive Branch, IL | 1,763 | 28 | - |
| Schley County Water System | Ellaville, GA | 1,763 | 17 | - |
| Arnoldsville | Arnoldsville, GA | 1,763 | 38 | - |
| Wilkinson Schools | Green Cove Springs, FL | 1,763 | 15 | - |
| Rochester | Rochester, WA | 1,762 | 39 | - |
| Plainville, City Of | Plainville, KS | 1,762 | 85 | - |
| Aqua Illinois-Rockwell | Kankakee, IL | 1,762 | 71 | - |
| Appomattox Water System | Appomattox, VA | 1,761 | 61 | - |
| Holiday Villages of Fork | Austin, TX | 1,761 | 13 | - |
| McIntosh Co. RWS & Swmd #9 | Checotah, OK | 1,761 | 245 | - |
| Town of Pelahatchie | Pelahatchie, MS | 1,761 | 524 | - |
| Ebarb Wwks Dist #1 - North Ebarb | Zwolle, LA | 1,761 | 588 | - |
| Northwest Allen Parish Ww District | Grant, LA | 1,761 | 49 | - |
| Tud - Tuolumne Water System | Sonora, CA | 1,761 | 3 | - |
| Acquinton/Hamilton Holmes | King William, VA | 1,760 | 45 | Clean |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).