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 |
|---|---|---|---|---|
| Port Henry WD | Port Henry, NY | 1,831 | 102 | - |
| Gtnp-Jackson Lake Lodge | Moose, WY | 1,830 | 0 | - |
| Gainesboro Elementary/Middle School | Clear Brook, VA | 1,830 | 0 | - |
| Kaufman County Fwsd 4B | Dallas, TX | 1,830 | 13 | - |
| Mill City Water Department | Mill City, OR | 1,830 | 126 | - |
| Fiske Union Water System | Oak Grove, LA | 1,830 | 27 | - |
| Columbus Junction Water Supply | Columbus Junction, IA | 1,830 | 45 | - |
| Leon Water Supply | Leon, IA | 1,830 | 122 | - |
| Colby Waterworks | Colby, WI | 1,829 | 5 | - |
| Gilbert | Gilbert, MN | 1,829 | 10 | - |
| North Newton, City Of | North Newton, KS | 1,829 | 45 | - |
| Cdot Hanging Lake Rest Area | Grand Junction, CO | 1,829 | 9 | - |
| Sandy Township | Dubois, PA | 1,828 | 54 | - |
| SE Rankin Water Assn-Cato | Puckett, MS | 1,828 | 616 | - |
| Emerald Bay MUD | Bullard, TX | 1,827 | 6 | Clean |
| Cedar Point | Austin, TX | 1,827 | 14 | - |
| High Meadows Ranch Water Supply | New Waverly, TX | 1,827 | 4 | - |
| Tawas City, City Of | Tawas City, MI | 1,827 | 8 | - |
| Silver Bay | Silver Bay, MN | 1,826 | 8 | - |
| Rainbow Springs Cc Estates | Longwood, FL | 1,826 | 15 | - |
| Campbellsport Waterworks | Campbellsport, WI | 1,825 | 93 | - |
| North Berwick Water District | North Berwick, ME | 1,825 | 131 | - |
| West Saline Water Users Assn | New Edinburgh, AR | 1,825 | 7 | - |
| Clallam Bay Sekiu | Carlsborg, WA | 1,824 | 9 | - |
| Deerwood Subdivision | Clarkston, MI | 1,824 | 5 | - |
| Okfuskee Co. RWD #3 | Okemah, OK | 1,823 | 175 | Detected |
| Long Creek W/a (Whynot) | Meridian, MS | 1,823 | 263 | - |
| Wawa Foods #559 | Jarrettsville, MD | 1,823 | 1 | - |
| Rainbow Lakes Estates | Belleview, FL | 1,823 | 42 | Clean |
| North Lee W/a #2-Birmingham RD | Saltillo, MS | 1,822 | 700 | - |
| Memphis PWS | Memphis, MO | 1,822 | 112 | - |
| Cypress Springs Sud South Plant | Mount Vernon, TX | 1,821 | 65 | - |
| Thunderbird Utility District System 2 | Missouri City, TX | 1,821 | 4 | - |
| Capitan Water System | Capitan, NM | 1,821 | 48 | - |
| Gallatin PWS | Gallatin, MO | 1,821 | 12 | - |
| IL American-Cairo | Godfrey, IL | 1,821 | 10 | - |
| Whitehall Waterworks | Whitehall, WI | 1,820 | 56 | - |
| Seneca County Water District #1 | Waterloo, NY | 1,820 | 36 | - |
| Wawa #446 | Wawa, NJ | 1,820 | 12 | - |
| Sky Valley | Sky Valley, GA | 1,820 | 60 | - |
| Eagles Mountain Campground | Ellijay, GA | 1,820 | 49 | - |
| Vineyard Avenue Acres MWC | Oxnard, CA | 1,820 | 12 | - |
| Altus Waterworks | Altus, AR | 1,820 | 25 | - |
| Berlin Municipal Water System | Berlin, VT | 1,819 | 0 | - |
| Wolf Laurel Resort | Charlotte, NC | 1,819 | 118 | - |
| Milan PWS | Milan, MO | 1,819 | 14 | - |
| Hexcel Inc | Magna, UT | 1,818 | 58 | - |
| McCormick Cpw (3510001) | McCormick, SC | 1,818 | 57 | - |
| Big N Ames Plaza | Warwick, NJ | 1,818 | 201 | - |
| South Whitley Municipal Water | South Whitley, IN | 1,818 | 39 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).