Public Water Systems
1,262 active public water systems in OK, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| United Pentecostal Church Okla. Dist. | Henryetta, OK | 350 | 56 | - |
| Butler | Butler, OK | 345 | 65 | - |
| Wakita | Wakita, OK | 344 | 125 | - |
| Seminole Co. Rw&swmd #3 | Cromwell, OK | 337 | 191 | - |
| Gracemont PWA | Gracemont, OK | 336 | 903 | - |
| Noble Co RWD #1 (Lucien) | Perry, OK | 335 | 505 | - |
| Ralston | Ralston, OK | 335 | 223 | - |
| Garfield Co RWD # 4 | Enid, OK | 334 | 56 | - |
| Robin Hill School | Norman, OK | 330 | 54 | - |
| Carter | Carter, OK | 330 | 23 | - |
| Fort Supply PWA | Fort Supply, OK | 328 | 61 | - |
| Fargo | Fargo, OK | 326 | 119 | - |
| Cleo Springs | Cleo Springs, OK | 326 | 227 | - |
| Marland | Marland, OK | 325 | 242 | - |
| Chisholm Springs Event Center | Edmond, OK | 325 | 50 | - |
| Kremlin-Hillsdale Rural Water District 1 | Kremlin, OK | 320 | 166 | - |
| Randlett PWA | Randlett, OK | 320 | 145 | Clean |
| Duke Central Vue Water | Duke, OK | 318 | 258 | - |
| Nicoma Park | Nicoma Park, OK | 318 | 386 | - |
| Milburn Public Works Authority | Milburn, OK | 317 | 115 | - |
| Watts | Watts, OK | 316 | 103 | - |
| Canadian Co RWS & Swmd #5 | El Reno, OK | 316 | 258 | - |
| Keyes Utility Auth. | Keyes, OK | 315 | 124 | - |
| Woodward Co RWD #1 | Mooreland, OK | 315 | 378 | - |
| Craig Co RWD #1 | Vinita, OK | 315 | 255 | - |
| Cedar Crest Country Club | Locust Grove, OK | 315 | 43 | - |
| Seminole Co. RWD #2 | Wewoka, OK | 315 | 262 | - |
| Pottawatomie Co. RWD #3 (Dale Plant) | Shawnee, OK | 313 | 49 | - |
| Mill Creek | Mill Creek, OK | 310 | 64 | - |
| Sardis Lake Water Authority | Clayton, OK | 307 | 1,241 | - |
| Bryan Co. RWD #7 | Bennington, OK | 302 | 261 | - |
| Cameron PWA | Poteau, OK | 302 | 116 | - |
| Osage Co RWD #18 (Evergreen) | Ramona, OK | 302 | 365 | - |
| United Methodist Canyon Camp | Hinton, OK | 300 | 25 | - |
| Soper | Soper, OK | 300 | 358 | - |
| Sunnylane Estates | Marina del Rey, OK | 300 | 133 | - |
| Grady Co RWD #1 | Pocasset, OK | 300 | 140 | - |
| Calvin | Calvin, OK | 300 | 230 | - |
| Leon RWD #1 (Love County) | Leon, OK | 300 | 244 | - |
| Hallett Motor Racing Circuit | Jennings, OK | 300 | 102 | - |
| Kremlin | Kremlin, OK | 300 | 88 | - |
| Hunter | Kremlin, OK | 300 | 334 | - |
| Muskogee Co. RWD #9 | Muskogee, OK | 300 | 266 | - |
| Pittsburg Co. RWD #6 (Alderson) | McAlester, OK | 300 | 97 | - |
| Loves Country Store #252 | Oklahoma City, OK | 300 | 68 | - |
| Arcadia Public Works Authority | Arcadia, OK | 300 | 31 | - |
| Eleven Oaks Ranch Event Center | Luther, OK | 299 | 32 | - |
| Broken Horn Ranch Event Center | Edmond, OK | 299 | 53 | - |
| Lenapah Public Works Authority | Lenapah, OK | 298 | 520 | - |
| Moss School | Holdenville, OK | 297 | 140 | - |