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 |
|---|---|---|---|---|
| Pontotoc Co RWD # 7 | Ada, OK | 4,863 | 24 | Clean |
| Pushmataha Co. RWD #3 | Antlers, OK | 4,825 | 861 | Clean |
| Murray Co RWD # 1 | Sulphur, OK | 4,800 | 26 | Clean |
| Holdenville | Holdenville, OK | 4,732 | 599 | Detected |
| Fort Gibson | Fort Gibson, OK | 4,700 | 259 | Clean |
| Leflore Co. RWD #2 | Pocola, OK | 4,700 | 232 | Detected |
| Altus Afb | Altus, OK | 4,617 | 161 | Detected |
| Marlow Municipal Authority | Marlow, OK | 4,600 | 31 | Clean |
| Tuttle | Tuttle, OK | 4,500 | 288 | Detected |
| Sayre | Sayre, OK | 4,375 | 71 | Clean |
| Wagoner Co. RWD #9 | Wagoner, OK | 4,363 | 199 | Clean |
| Broken Bow PWA | Broken Bow, OK | 4,320 | 220 | Clean |
| Wagoner Co. RWD #5 | Coweta, OK | 4,251 | 193 | Detected |
| Pontotoc Co RWD # 8 | Ada, OK | 4,250 | 53 | Clean |
| Craig Co RWD #2 | Vinita, OK | 4,250 | 82 | Clean |
| Adamson RWD #8 | Hartshorne, OK | 4,221 | 232 | Clean |
| Harrah | Harrah, OK | 4,190 | 291 | Clean |
| Mayes Co RWD #4 | Pryor, OK | 4,183 | 44 | Detected |
| Muskogee Co. RWD #5 | Muskogee, OK | 4,135 | 538 | Clean |
| Ketchum PWA | Ketchum, OK | 4,025 | 49 | Clean |
| Nichols Hills | Nichols Hills, OK | 4,020 | 279 | Clean |
| Okla Ordnance Works Authority | Pryor, OK | 4,000 | 91 | Detected |
| Nowata Municipal Authority | Nowata, OK | 3,971 | 358 | Detected |
| Frederick | Frederick, OK | 3,940 | 797 | Detected |
| Mannford | Mannford, OK | 3,935 | 751 | Detected |
| Grady Co RWD #6 | Amber, OK | 3,930 | 173 | Clean |
| Choctaw | Choctaw, OK | 3,926 | 270 | Clean |
| Caddo Co RWD #3 | Carnegie, OK | 3,900 | 34 | Clean |
| Leflore Co. RWD #18 | Wister, OK | 3,870 | 111 | Clean |
| McCurtain Co. RWD #1 | Haworth, OK | 3,842 | 226 | Clean |
| Pawhuska | Pawhuska, OK | 3,800 | 230 | Clean |
| Mayes Co RWD # 6 | Big Cabin, OK | 3,750 | 66 | Clean |
| Hobart | Hobart, OK | 3,746 | 43 | Detected |
| Spencer | Spencer, OK | 3,746 | 563 | Clean |
| Bristow Municipal Authority | Bristow, OK | 3,700 | 1,176 | Clean |
| McIntosh Co. RWD #8 (Texanna) | Eufaula, OK | 3,574 | 767 | Detected |
| Consolidated RWD #3 Creek Co | Sapulpa, OK | 3,500 | 145 | Clean |
| Dewey Public Works Authority | Dewey, OK | 3,490 | 61 | Detected |
| Checotah PWA | Checotah, OK | 3,481 | 633 | Detected |
| Wewoka Public Works Authority | Wewoka, OK | 3,450 | 1,264 | Detected |
| Madill | Madill, OK | 3,410 | 264 | Clean |
| Cherokee Co. RWD #11 | Hulbert, OK | 3,395 | 38 | Detected |
| Rogers Co RWD # 8 | Claremore, OK | 3,375 | 8 | Detected |
| Mayes Co RWD # 5 | Adair, OK | 3,360 | 20 | Clean |
| Elgin PWA | Elgin, OK | 3,300 | 331 | - |
| Tonkawa | Tonkawa, OK | 3,299 | 115 | - |
| Stilwell | Stilwell, OK | 3,276 | 69 | - |
| Cleveland Municipal Authority | Cleveland, OK | 3,262 | 1,333 | - |
| Stickross Mountain Water Co | Tahlequah, OK | 3,250 | 439 | - |
| Vance Afb | Enid, OK | 3,231 | 20 | - |