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 |
|---|---|---|---|---|
| Okmulgee Co. RWD #7 (Nuyaka) | Okmulgee, OK | 2,357 | 431 | - |
| Wenonah Water Department | Wenonah, NJ | 2,357 | 29 | - |
| Brookwood South/Fayetteville Pwc | Cary, NC | 2,357 | 9 | - |
| Basalt Town Of | Basalt, CO | 2,357 | 31 | - |
| Signature Towers | Las Vegas, NV | 2,356 | 2 | - |
| I74 Spoon River Rest Area | Galesburg, IL | 2,356 | 61 | - |
| Okmulgee Co. RWD #2 (Preston) | Preston, OK | 2,355 | 481 | - |
| Polo | Polo, IL | 2,355 | 78 | - |
| Silver Lake Estates | Longwood, FL | 2,355 | 27 | - |
| St. Brides Correctional Center | Lawrenceville, VA | 2,354 | 90 | - |
| Southwest Sandhills WSC | Monahans, TX | 2,354 | 1 | - |
| Jackson County U.d. #2 | Gainesboro, TN | 2,354 | 53 | - |
| Jonesville, Town Of | Jonesville, NC | 2,354 | 274 | - |
| Plattsburg PWS | Plattsburg, MO | 2,354 | 52 | - |
| Olivia | Olivia, MN | 2,353 | 14 | - |
| Pinckney, Village Of | Pinckney, MI | 2,353 | 11 | - |
| Seneca | Seneca, IL | 2,353 | 151 | - |
| City of Brackettville | Brackettville, TX | 2,352 | 28 | - |
| Dousman Water Utility | Dousman, WI | 2,350 | 129 | - |
| Windsor Water Dept | Windsor, VT | 2,350 | 46 | - |
| City of Troy | Troy, TX | 2,350 | 109 | - |
| Lincoln Co B.p.u. #2 | Fayetteville, TN | 2,350 | 17 | - |
| Bull Swamp Rural Wtr Co (Sc3820001) | Orangeburg, SC | 2,350 | 28 | - |
| Mercersburg Muni Water Auth | Mercersburg, PA | 2,350 | 365 | - |
| Duncansville Muni Water Auth | Duncansville, PA | 2,350 | 135 | - |
| Colstrip City Of | Colstrip, MT | 2,350 | 133 | - |
| Conifer High School | Lakewood, CO | 2,350 | 48 | - |
| Chino Meadows II | Chino Valley, AZ | 2,350 | 154 | - |
| Albion Water & Sewer | Albion, IN | 2,349 | 136 | - |
| New Glarus Waterworks | New Glarus, WI | 2,348 | 132 | - |
| Leipsic Village | Leipsic, OH | 2,348 | 33 | - |
| Bates County PWSD 4 | Rich Hill, MO | 2,348 | 22 | - |
| Harrisville | Harrisville, WV | 2,347 | 134 | - |
| Minden-Brachfield WSC | Henderson, TX | 2,346 | 81 | - |
| Fairview Union Water System | Coushatta, LA | 2,346 | 1,589 | Clean |
| Town of Plain Dealing Water System | Plain Dealing, LA | 2,346 | 475 | - |
| Sunrise Base Lodge | Whiteriver, 09 | 2,346 | 131 | - |
| Jordanelle Ssd | Payson, UT | 2,345 | 465 | Clean |
| City of Winters | Winters, TX | 2,345 | 296 | - |
| Rogue River, City Of | Rogue River, OR | 2,345 | 75 | - |
| Verona WD (Rte 365 + Hamlet) | Durhamville, NY | 2,345 | 29 | - |
| Sabana Hoyos | Arecibo, PR | 2,344 | 306 | - |
| Kokomo-Shiloh Water Assn. | Kokomo, MS | 2,344 | 273 | - |
| Davis Junction | Davis Junction, IL | 2,344 | 0 | - |
| Cherokee Shores Water Supply | Austin, TX | 2,343 | 109 | - |
| Harris County Wcid 99 | Houston, TX | 2,343 | 5 | - |
| Wells | Wells, MN | 2,343 | 4 | - |
| Jefferson Co RWD 1 | Meriden, KS | 2,343 | 102 | - |
| Fowler Water Works | Fowler, IN | 2,342 | 42 | - |
| Otter Creek Lake Utilities District | Davis, IL | 2,342 | 138 | - |