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 |
|---|---|---|---|---|
| Aquarion-Ball Pond | Shelton, CT | 629 | 86 | - |
| San Luis WSD | San Luis, CO | 629 | 29 | - |
| Newell County Water District | Tulelake, CA | 629 | 37 | - |
| Gibraltar High School | Fish Creek, WI | 628 | 101 | - |
| Mountaineers Theater - Kitsap | Seattle, WA | 628 | 20 | - |
| Rehabilitation Center At Beeston Hill | VI | 628 | 3 | - |
| Lake South WSC | Conroe, TX | 628 | 28 | - |
| Eei Meadows Complex | Dallas, PA | 628 | 452 | Detected |
| Arlington City Water Supply | Arlington, OR | 628 | 23 | - |
| Mendon Village | Spencerville, OH | 628 | 19 | - |
| Readington Middle School | White House Station, NJ | 628 | 127 | - |
| Matthews PWS | Matthews, MO | 628 | 11 | - |
| St Libory | Swansea, IL | 628 | 66 | - |
| Montgomery County MUD 16 White Oak Plant | Houston, TX | 627 | 19 | - |
| Chattanooga PWS | Chattanooga, OK | 627 | 313 | - |
| Cross Country Campground Inc | Denver, NC | 627 | 88 | - |
| Poplar Springs W/a #2 | Vardaman, MS | 627 | 282 | - |
| Whitehall Water System Inc | Jonesville, LA | 627 | 45 | - |
| Creston | Creston, IL | 627 | 42 | - |
| San Martin County Water District | San Martin, CA | 627 | 70 | - |
| Akiachak Water System | Akiachak, AK | 627 | 541 | - |
| McGregor Downs (Sc3260059) | Cary, SC | 626 | 42 | - |
| Valley Run Water System | Georgetown, PA | 626 | 124 | - |
| Alpha | Alpha, IL | 626 | 90 | - |
| Ursa | Ursa, IL | 626 | 200 | - |
| Barwick | Barwick, GA | 626 | 42 | - |
| Journey Church | Aurora, CO | 626 | 0 | - |
| Mp Mine Operations LLC | Mountain Pass, CA | 626 | 7 | - |
| San Carlos High School | San Carlos, 09 | 626 | 208 | - |
| Quantico McB-Camp Upshur | McIncr, McB Quantico, VA | 625 | 40 | - |
| Westrock Texas | Silsbee, TX | 625 | 14 | Clean |
| Promiseland Church San Marcos | San Marcos, TX | 625 | 30 | - |
| Friendship Elem Sch | Glen Rock, PA | 625 | 92 | - |
| Icmsa Lucerne | Indiana, PA | 625 | 69 | - |
| Aqua PA Rivercrest | White Haven, PA | 625 | 235 | - |
| Ez Trip #1232 | Knoxville, OR | 625 | 21 | - |
| Gaston, City Of | Gaston, OR | 625 | 46 | - |
| Okmulgee Co. RWD #21 | Henryetta, OK | 625 | 179 | - |
| Sunset Ridge Water District | North Salem, NY | 625 | 82 | - |
| Chaumont Village | Chaumont, NY | 625 | 31 | - |
| South Wind Mobile Home V | Freehold, NJ | 625 | 42 | - |
| N Walpole Village District/Low | Bellows Falls, NH | 625 | 257 | - |
| Sullivan County Complex | Unity, NH | 625 | 334 | - |
| Stratham Memorial Sch | Exeter, NH | 625 | 10 | - |
| Bluffs RV Resort | Freedom, NH | 625 | 24 | - |
| Bartlett Village Pct | Bartlett, NH | 625 | 177 | - |
| House of Raeford--Wallace | Rose Hill, NC | 625 | 102 | - |
| Jaars, Inc | Waxhaw, NC | 625 | 130 | - |
| Sanderson Farms LLC | Hazlehurst, MS | 625 | 4 | Clean |
| Valle Lake Subd | DE Soto, MO | 625 | 31 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).