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 |
|---|---|---|---|---|
| Hillsdale American Legion #53 | Hillsdale, MI | 780 | 37 | - |
| Vermontville, Village Of | Vermontville, MI | 780 | 75 | - |
| Mary Miller LLC | Myersville, MD | 780 | 0 | - |
| Cedarville Mobile Home Park | Brandywine, MD | 780 | 24 | - |
| Morehouse Central WS | Collinston, LA | 780 | 79 | - |
| Ebenezer Water System | Chatham, LA | 780 | 82 | - |
| Village of Mermentau Water System | Mermentau, LA | 780 | 66 | - |
| Marion Co RWD 1 | Durham, KS | 780 | 53 | - |
| Leavenworth Co RWD 5C | Leavenworth, KS | 780 | 144 | - |
| Orangeville | Orangeville, IL | 780 | 19 | - |
| Idpr Lucky Peak Sp Spring Shores | Boise, ID | 780 | 23 | - |
| Wall Lake Water Supply | Wall Lake, IA | 780 | 40 | - |
| Seminole Woods | Savannah, GA | 780 | 7 | - |
| Collins Water System | Collins, GA | 780 | 125 | - |
| Seminole Woods | Longwood, FL | 780 | 40 | - |
| Evelyn Morris Elementary School | Lincoln, DE | 780 | 0 | - |
| Haddam Meadows S.p. | Portland, CT | 780 | 50 | - |
| Durango la Plata Airport | Durango, CO | 780 | 479 | - |
| Climax Climax Mine | Climax, CO | 780 | 125 | - |
| Calhan Town Of | Calhan, CO | 780 | 74 | - |
| Garden City Water Department | Garden City, AL | 780 | 24 | - |
| Walthill, Village Of | 07 | 780 | 0 | - |
| Curlew Lake State Park | Winthrop, WA | 779 | 69 | - |
| Hartwood Elementary School | Fredericksburg, VA | 779 | 25 | - |
| Upper Dauphin Middle Sch | Lykens, PA | 779 | 119 | - |
| Bernard Bayou Industrial District | Gulfport, MS | 779 | 19 | - |
| Michindoh Conference Center | Hillsdale, MI | 779 | 0 | - |
| Brookville Road Community Church | New Palestine, IN | 779 | 53 | - |
| Ruthven Water Supply | Ruthven, IA | 779 | 8 | - |
| Van Horne Water Works | Van Horne, IA | 779 | 53 | - |
| San Luis Hills | Los Banos, CA | 779 | 46 | - |
| Lake of the Woods MWC | Frazier Park, CA | 779 | 72 | - |
| Cheyenne | Cheyenne, OK | 778 | 462 | - |
| Underwood City Of | Underwood, ND | 778 | 27 | - |
| Greenview | Greenview, IL | 778 | 7 | - |
| Crescent Water Supply | Marshalltown, IA | 778 | 68 | - |
| Cassville Waterworks | Cassville, WI | 777 | 13 | - |
| Shaded Lane Estates | Austin, TX | 777 | 310 | - |
| Skidmore WSC | Skidmore, TX | 777 | 122 | - |
| Rondout Valley Middle School | Accord, NY | 777 | 37 | - |
| Chamberino Mdwc & Sa | Anthony, NM | 777 | 9 | - |
| Hatton City Of | Hatton, ND | 777 | 29 | - |
| Castle Bay S/D | Cary, NC | 777 | 196 | - |
| Caseville, City Of | Caseville, MI | 777 | 25 | - |
| Friendship Water System | Saline, LA | 777 | 307 | - |
| Prairie Path Water Company-Camelot | St. Charles, IL | 777 | 48 | - |
| Idpr Lucky Peak Sp Sandy Point | Boise, ID | 777 | 26 | - |
| Bear Lake Manor | Altamonte Springs, FL | 777 | 28 | - |
| Mountain Mesa WC | Bakersfield, CA | 777 | 11 | - |
| Trimble Water System | Newbern, TN | 776 | 18 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).