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 |
|---|---|---|---|---|
| Bloomingdale Water Works | Bloomingdale, IN | 562 | 680 | - |
| Maxson Manor | Oregon, IL | 562 | 9 | - |
| Dorchester | Dorchester, IL | 562 | 79 | - |
| Carlock | Carlock, IL | 562 | 203 | - |
| Gilpin County School | Windsor, CO | 562 | 113 | - |
| Okolona Waterworks | Okolona, AR | 562 | 73 | - |
| Minong Waterworks | Minong, WI | 561 | 285 | - |
| Yorkville School | Union Grove, WI | 561 | 215 | - |
| Sno PUD 1 - Sunday Lake | Everett, WA | 561 | 30 | - |
| Key Center Water System | Gig Harbor, WA | 561 | 21 | - |
| Parham Landing | New Kent, VA | 561 | 3 | - |
| Ranch Oaks Subdivision | Austin, TX | 561 | 90 | - |
| Montalba WSC | Montalba, TX | 561 | 97 | - |
| Corsica | Corsica, SD | 561 | 46 | - |
| La Pica | Jayuya, PR | 561 | 92 | - |
| Hiland WC - Illahe Golf Club Estates | Newberg, OR | 561 | 129 | - |
| Osage Co RWD # 5 | Barnsdall, OK | 561 | 598 | - |
| Church of the Assumption | New Egypt, NJ | 561 | 0 | - |
| The Hampshires S/D | Cornelius, NC | 561 | 67 | - |
| Stagecoach S/D | Cary, NC | 561 | 16 | - |
| Erving Water Dept | Erving, MA | 561 | 12 | - |
| Converse Water System | Converse, LA | 561 | 218 | - |
| Badger Water Supply | Badger, IA | 561 | 49 | - |
| Radcliffe Municipal Water | Radcliffe, IA | 561 | 141 | - |
| Costilla County WS | San Luis, CO | 561 | 116 | - |
| Jacumba Community SD | Jacumba, CA | 561 | 14 | - |
| Apple Market Two | Thermal, CA | 561 | 37 | - |
| Jamestown-Rio Vista W&S District | Green River, WY | 560 | 2 | - |
| Kieler SD No 1 | Kieler, WI | 560 | 19 | - |
| Tahuyeh Lake Community Club | Port Orchard, WA | 560 | 193 | - |
| Locust Grove Town Center | Locust Grove, VA | 560 | 28 | - |
| Natural Bridge of Virginia | Natural Bridge, VA | 560 | 118 | - |
| The Church in Houston | Houston, TX | 560 | 7 | - |
| White River MWD | Spur, TX | 560 | 42 | - |
| Discover Church | Castroville, TX | 560 | 34 | - |
| Lockhart Town of (Sc4420010) | Lockhart, SC | 560 | 100 | - |
| Harts Cove and Tory Pointe (Sc3750029) | Seneca, SC | 560 | 0 | - |
| McCurtain Municipal Authority | McCurtain, OK | 560 | 527 | - |
| Ottawa Co RWD #6 | Miami, OK | 560 | 240 | - |
| Pottawatomie County RWD #3 | Shawnee, OK | 560 | 297 | - |
| Central Bridge Water District | Central Bridge, NY | 560 | 710 | - |
| Four Seasons Water Company | Hopewell Junction, NY | 560 | 120 | - |
| Jean Utility Services Inc | Las Vegas, NV | 560 | 17 | - |
| Gsk Biologicals | Hamilton, MT | 560 | 20 | - |
| Town of Weir | Weir, MS | 560 | 264 | - |
| Cedar Springs Elementary School | House Springs, MO | 560 | 24 | - |
| Higbee PWS | Higbee, MO | 560 | 84 | - |
| Kandiyohi | Kandiyohi, MN | 560 | 1 | - |
| Central Montcalm Upper Elementary | Stanton, MI | 560 | 15 | - |
| Camelot Campground East Well | Jones, MI | 560 | 0 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).