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 |
|---|---|---|---|---|
| Willacoochee Water System | Willacoochee, GA | 1,723 | 66 | - |
| Fun Valley Resort | South Fork, CO | 1,723 | 46 | - |
| Mount Pleasant, Town Of | Mt. Pleasant, NC | 1,722 | 274 | - |
| Linganore High School | Frederick, MD | 1,722 | 22 | - |
| Roanoke Water Works | Roanoke, IN | 1,722 | 43 | - |
| Steele Water Works Board | Steele, AL | 1,722 | 74 | - |
| Canal Pointe Industrial Park PWS | Canal Winchester, OH | 1,721 | 3 | - |
| Sebewaing Light & Water | Sebewaing, MI | 1,721 | 19 | - |
| Ogden, City Of | Ogden, KS | 1,721 | 14 | - |
| Saratoga, Town Of | Saratoga, WY | 1,720 | 44 | - |
| Davenport Water Division | Davenport, WA | 1,720 | 58 | - |
| Hill County Water Districts | Hingham, MT | 1,720 | 380 | - |
| Milo Water District | Milo, ME | 1,720 | 380 | - |
| Fort Bend County MUD 156 | Houston, TX | 1,719 | 1 | - |
| Blocker Water System | Sarepta, LA | 1,719 | 58 | - |
| Camano Island State Park | Camano Island, WA | 1,718 | 24 | - |
| Elgin Water Department | Elgin, OR | 1,717 | 43 | - |
| Golden State Water Co - Morongo del Sur | Apple Valley, CA | 1,717 | 10 | - |
| Belvidere Rural U.d. | Belvidere, TN | 1,716 | 84 | - |
| Hwy 30 West Water Association | Myrtle, MS | 1,716 | 538 | - |
| Duffee Water Association | Little Rock, MS | 1,716 | 338 | - |
| Waycross-Ware County Ind. Park | Waycross, GA | 1,716 | 74 | - |
| West Central Rwa-Boyer System | Manning, IA | 1,715 | 63 | Clean |
| Vernon Twp High School | Vernon, NJ | 1,714 | 108 | - |
| Erie Co Huron East District | Huron, OH | 1,713 | 16 | - |
| Town of Noxapater | Noxapater, MS | 1,713 | 268 | - |
| Pope-Courtland W/A-North | Courtland, MS | 1,713 | 273 | - |
| Town of Washington Water System | Washington, LA | 1,713 | 56 | - |
| Ctwc - Plainfield System | Clinton, CT | 1,713 | 23 | - |
| Warren WSC | Warren, TX | 1,712 | 37 | - |
| Sirwa #1 (Greenfield) | Creston, IA | 1,712 | 80 | - |
| City of Mound Bayou | Mound Bayou, MS | 1,711 | 622 | - |
| Crainville | Crainville, IL | 1,711 | 57 | - |
| Holly Hill Town of (Sc3810002) | Holly Hill, SC | 1,710 | 10 | - |
| Cannon Beach, City Of | Cannon Beach, OR | 1,710 | 79 | - |
| Muskogee Co. RWD #7 | Fort Gibson, OK | 1,710 | 26 | - |
| Candlewood Lake Association Inc | Mount Gillead, OH | 1,710 | 11 | - |
| Floyd Water District | Rome, NY | 1,710 | 51 | - |
| Denton, Town Of | Denton, NC | 1,710 | 321 | - |
| Punkin Center Hilltop WS | Quitman, LA | 1,710 | 45 | - |
| Hydro Resources-Tusayan | Grand Canyon, AZ | 1,710 | 306 | - |
| Utility Source LLC | Queen Creek, AZ | 1,710 | 113 | - |
| Leroy Water Authority | Leroy, AL | 1,710 | 16 | - |
| City of Sunray | Sunray, TX | 1,709 | 20 | - |
| Acued. Rural de Tejas | Yabucoa, PR | 1,709 | 82 | - |
| Sodus Village | Sodus, NY | 1,709 | 11 | - |
| Manchester Village | Clifton Springs, NY | 1,709 | 36 | - |
| Pierron | Pierron, IL | 1,709 | 70 | - |
| Manson Water Supply | Manson, IA | 1,709 | 213 | - |
| Cal American WC - Rio Plaza | Rosemead, CA | 1,709 | 11 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).