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 |
|---|---|---|---|---|
| Royal Farms Store #56 | MD | 708 | 8 | - |
| Junction City Water System | Junction City, LA | 708 | 31 | - |
| Windfall Water Department | Greenwood, IN | 708 | 120 | - |
| Sagle Valley Water Dist | Coeur D'alene, ID | 708 | 14 | - |
| Los Angeles Cwwd 21-Kagel Canyon | Alhambra, CA | 708 | 2 | - |
| Havasu Springs Resort | Parker, AZ | 708 | 128 | - |
| Station 67 | Ashippun, WI | 707 | 0 | - |
| Tcpsa - Gratton | North Tazewell, VA | 707 | 0 | - |
| Twin Valley | Twin Valley, MN | 707 | 4 | - |
| Marsh Village Pantry #5637 | South Bend, IN | 707 | 79 | - |
| Plymouth Wesleyan Church | Plymouth, IN | 707 | 12 | - |
| Patriot Park | Michigan City, IN | 707 | 59 | - |
| IL American-Alpine Heights | Godfrey, IL | 707 | 2 | - |
| Kansas | Kansas, IL | 707 | 35 | - |
| Stratford Muni Water Dept | Stratford, IA | 707 | 30 | - |
| Summit Lake Lodge | Moose Pass, AK | 707 | 27 | - |
| Alexander Town Wd2 | Batavia, NY | 706 | 0 | - |
| Elba Village | Elba, NY | 706 | 32 | - |
| Green Holly Campground | Cape May Court House, NJ | 706 | 22 | - |
| Mt. Harmony Elementary School | Prince Frederick, MD | 706 | 19 | - |
| Pennville Water Company | Dunkirk, IN | 706 | 123 | - |
| Gw Ocotillo Water - Diamond Bell | Maricopa, AZ | 706 | 28 | - |
| Almena Waterworks | Almena, WI | 705 | 133 | - |
| St Nazianz Waterworks | St Nazianz, WI | 705 | 30 | - |
| Lyman Water Department | Mount Vernon, WA | 705 | 28 | - |
| Larch Corrections Center | Yacolt, WA | 705 | 366 | - |
| Rra Lockett Water System | Wichita Falls, TX | 705 | 299 | - |
| Leveretts Chapel WSC | Laird Hill, TX | 705 | 47 | - |
| Marlow WSC | Cameron, TX | 705 | 23 | - |
| Cypress Valley WSC Plant 2 | Woodlawn, TX | 705 | 304 | - |
| Ineos Polyethylene North America la Port | La Porte, TX | 705 | 13 | - |
| Franklintown Boro Muni Auth | Franklintown, PA | 705 | 205 | - |
| PA American Turbotville | Milton, PA | 705 | 142 | - |
| Ohio City Village | Ohio City, OH | 705 | 66 | - |
| Regina Mdwca | Los Alamos, NM | 705 | 309 | - |
| Tall Timbers Campground Wells No. 3 & 4 | Vernon, NJ | 705 | 67 | - |
| Tall Timbers Camp Ground Well2 | Sussex, NJ | 705 | 44 | - |
| Delsea Regional Middle School | Franklinville, NJ | 705 | 52 | - |
| Osage County PWSD 2 North | Westphalia, MO | 705 | 55 | - |
| Town of Queenstown | Queenstown, MD | 705 | 72 | - |
| Otwell Water Corp. #2 | Otwell, IN | 705 | 17 | - |
| Tonica | Tonica, IL | 705 | 129 | - |
| Urj Camp Newman | Santa Rosa, CA | 705 | 7 | - |
| Hamilton School | Hemet, CA | 705 | 27 | - |
| Corral de Tierra Country Club WS | Salinas, CA | 705 | 41 | - |
| Bauxite Water | Bauxite, AR | 705 | 53 | - |
| San Pasqual District B | Valley Center, 09 | 705 | 116 | - |
| Christ Lutheran School and Church | Big Bend, WI | 704 | 202 | - |
| Olin-Sang-Ruby Union Institute - Main System | Oconomowoc, WI | 704 | 47 | - |
| Country Squire Water & Sewer | Des Peres, TX | 704 | 71 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).