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 |
|---|---|---|---|---|
| Magnolia Water Department | Magnolia, DE | 425 | 10 | - |
| Sunset WD | Windsor, CO | 425 | 79 | - |
| Golden Terrace South | Wheat Ridge, CO | 425 | 25 | - |
| Saddleback RV | Lakewood, CO | 425 | 12 | - |
| Sopris Village HOA | Aspen, CO | 425 | 48 | - |
| Dp&r - Castle Crags Sp | Oroville, CA | 425 | 0 | - |
| Ward Well Water Company | Tahoe City, CA | 425 | 5 | - |
| Albion River Campground | San Francisco, CA | 425 | 17 | - |
| Orange Grove Elementary School | Somerton, AZ | 425 | 65 | - |
| Clay Springs Dwid | Lakeside, AZ | 425 | 176 | - |
| Ozan Waterworks | Ozan, AR | 425 | 131 | - |
| South Jefferson Elementary | Harpers Ferry, WV | 424 | 252 | - |
| Blue River Waterworks | Blue River, WI | 424 | 35 | - |
| Victory Baptist Church | Vergennes, VT | 424 | 175 | - |
| Santa Barbara II | Jayuya, PR | 424 | 970 | - |
| Moraine Elementary School | Slippery Rock, PA | 424 | 392 | - |
| Ringwood | Ringwood, OK | 424 | 190 | - |
| Stonegate Mobile Home Park | Wappingers Falls, NY | 424 | 128 | - |
| Montezuma Creek NTUA | Ft Defiance, NN | 424 | 130 | - |
| The Mall at Wild Geese | East Hanover Twp, NJ | 424 | 10 | - |
| Trillium Links West | Asheville, NC | 424 | 36 | - |
| Fieldstone/Cold Springs Dev | Cary, NC | 424 | 20 | - |
| Twin Bridges Town Of | Twin Bridges, MT | 424 | 18 | - |
| Fairlawn Country Club Concession | Auburn, ME | 424 | 186 | - |
| Potwin, City Of | Potwin, KS | 424 | 88 | - |
| Christ the King Lutheran Church | South Bend, IN | 424 | 4 | - |
| New Haven | New Haven, IL | 424 | 41 | - |
| Oxford Junction Water Supply | Oxford Junction, IA | 424 | 145 | - |
| Avera | Avera, GA | 424 | 17 | - |
| Ctwc - Redwood Farms Division | Clinton, CT | 424 | 24 | - |
| Young Life Frontier Ranch | Buena Vista, CO | 424 | 31 | - |
| Usmc - Housing Coleville | Bridgeport, CA | 424 | 3 | - |
| Arizona Water Co - Winkelman | Phoenix, AZ | 424 | 7 | - |
| Hickory Ridge Waterworks | Hickory Ridge, AR | 424 | 132 | - |
| Baca (Dlo-ay Ashi) Community School - BIE | Washington, 09 | 424 | 14 | - |
| Cispus Environmental Center | Randle, WA | 423 | 16 | - |
| Gondola Cafeteriamidway Lodge | Stowe, VT | 423 | 6 | - |
| Avondale Heights | Austin, TX | 423 | 25 | - |
| Aledo Mobile Home Park | Denver, TX | 423 | 507 | - |
| Westcreek Estates Water System | Austin, TX | 423 | 52 | - |
| Texana Park and Campground | Edna, TX | 423 | 22 | - |
| Sandy Beach Subdivision | Austin, TX | 423 | 10 | - |
| Woodgate Mobile Home Village | Glendale, TX | 423 | 45 | - |
| Tabor | Tabor, SD | 423 | 19 | - |
| Northeastern Athletic Complex | Springfield, OH | 423 | 134 | - |
| Culligan Water Facility Butte | Butte, MT | 423 | 113 | - |
| Stoddard County PWSD 3 | Essex, MO | 423 | 103 | - |
| Wood Lake | Wood Lake, MN | 423 | 23 | - |
| Northwest Waterworks Lakewood Village | Baton Rouge, LA | 423 | 2 | - |
| Lds Goshen Church | Arlee, ID | 423 | 10 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).