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 |
|---|---|---|---|---|
| Sinclair, Town Of | Sinclair, WY | 433 | 27 | - |
| Four Lakes Water District 10 | Four Lakes, WA | 433 | 22 | - |
| Walton Middle School | Charlottesville, VA | 433 | 23 | - |
| Mirror Lake Campground | South Jordan, UT | 433 | 29 | - |
| Cuyon Water Services Inc. | Aibonito, PR | 433 | 304 | - |
| North Miami | North Miami, OK | 433 | 85 | - |
| Maple Grove JR SR High School | Bemus Point, NY | 433 | 22 | - |
| Saddleridge S/D | Cary, NC | 433 | 82 | - |
| Deepwater PWS | Deepwater, MO | 433 | 61 | - |
| Thayer, City Of | Thayer, KS | 433 | 373 | - |
| Norwich, City Of | Norwich, KS | 433 | 694 | - |
| White City | Mt. Olive, IL | 433 | 198 | - |
| Stapleton | Stapleton, GA | 433 | 49 | - |
| Farmington Mini Mart | Farmington, DE | 433 | 50 | - |
| Stockdale Annex Mutual Water | Bakersfield, CA | 433 | 22 | - |
| Patterson Waterworks | Patterson, AR | 433 | 38 | - |
| Clear Space Force Station – Main | Clear, AK | 433 | 183 | - |
| Bear Trap Cafe | Skagway, AK | 433 | 13 | - |
| McDowell County Psd Kimball | Welch, WV | 432 | 386 | - |
| HMC Management Water System | Port Orchard, WA | 432 | 22 | - |
| Skagit Co PUD - Alger | Mount Vernon, WA | 432 | 16 | - |
| Burkeville, Town Of | Burkeville, VA | 432 | 211 | - |
| Shady Oaks Water | Des Peres, TX | 432 | 60 | - |
| Rjr Water | Des Peres, TX | 432 | 1,426 | - |
| Harborside | Conroe, TX | 432 | 14 | - |
| C S Community WSC | China Spring, TX | 432 | 8 | - |
| Wilmot | Wilmot, SD | 432 | 122 | - |
| Acueducto Rural Tabor | Barranquitas, PR | 432 | 281 | - |
| Cedar Manor MHP | Morgantown, PA | 432 | 1,357 | - |
| Herndon Boro Jackson Twp Jma | Herndon, PA | 432 | 182 | - |
| River Meadows Improvement Dist | Bend, OR | 432 | 36 | - |
| Spavinaw | Spavinaw, OK | 432 | 87 | - |
| Cayuga Lake Water District # 3 | Waterloo, NY | 432 | 16 | - |
| Rainbow Water | Rocky River, NY | 432 | 7 | - |
| Florida (T) Water District | Amsterdam, NY | 432 | 129 | - |
| Hampton, Village Of | Hampton, NE | 432 | 30 | - |
| Deerhurst Mhc | Mulberry, NC | 432 | 530 | - |
| Willowbrook Development | Charlotte, NC | 432 | 100 | - |
| Country Meadows | Cary, NC | 432 | 180 | - |
| Antlers Resort | Branson, MO | 432 | 56 | - |
| MO American Purcell | Joplin, MO | 432 | 278 | - |
| Bates County PWSD 3 | Butler, MO | 432 | 9 | - |
| Phillips Co RWD 1 | Phillipsburg, KS | 432 | 56 | - |
| Bledsoes, Inc. Lake James Trailer Park | Angola, IN | 432 | 71 | - |
| Karnak | Karnak, IL | 432 | 45 | - |
| New Albin Water Supply | New Albin, IA | 432 | 37 | - |
| Cedar Cove / Hickory Point Subdivision | Eatonton, GA | 432 | 30 | - |
| Pebble Creek Estates | Lake Park, GA | 432 | 16 | - |
| Golden Holiday MHP (Consecutive) | Belleview, FL | 432 | 43 | - |
| Pelican Bay | Southfield, FL | 432 | 115 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).