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 |
|---|---|---|---|---|
| Coldwater Canyon 1 | Tucson, AZ | 541 | 216 | - |
| Broken Wheel Truck Stop | Douglas, WY | 540 | 212 | - |
| WI DNR Crystal Lk Shower | Boulder Junction, WI | 540 | 8 | - |
| Warrens Waterworks | Warrens, WI | 540 | 75 | - |
| Boyd Waterworks | Boyd, WI | 540 | 39 | - |
| St Paul Lutheran Early Childhood Center & Church | Sheboygan Falls, WI | 540 | 18 | - |
| Section Elementary School | Mukwonago, WI | 540 | 8 | - |
| Farm & Fleet of Dodgeville | Janesville, WI | 540 | 39 | - |
| Shore Acres Water Company | Gig Harbor, WA | 540 | 3 | - |
| Sandy Hook Yacht Club Estates | Freeland, WA | 540 | 20 | - |
| Old Settlers Water Association | Custer, WA | 540 | 39 | - |
| Inchelium Water District | Tonasket, WA | 540 | 110 | - |
| Hamilton Water Department | Maple Falls, WA | 540 | 33 | - |
| Georgia Dairy Industrial Park | St Albans, VT | 540 | 21 | - |
| Okemo Trailside Condominium | Bondville, VT | 540 | 201 | - |
| Antilles School- Gym | VI | 540 | 4 | - |
| Coleto Water | Des Peres, TX | 540 | 384 | - |
| San Patricio County MUD 1 | Edroy, TX | 540 | 226 | - |
| Colony at Pinehurst Water System | Magnolia, TX | 540 | 0 | - |
| Eleanor Slater Hospital Zambarano Unit | Providence, RI | 540 | 217 | - |
| South Renovo Water System | Renovo, PA | 540 | 778 | - |
| Western Christian School | Salem, OR | 540 | 158 | - |
| Giant Eagle 179 PWS | Bedford, OH | 540 | 120 | - |
| Northland Estates | Canaseraga, NY | 540 | 29 | - |
| Hillsborough Board of Education | Hillsborough, NJ | 540 | 34 | - |
| Lebanon Twp Sch - Valley View | Califon, NJ | 540 | 34 | - |
| Precinct of Haverhill Corner | Haverhill, NH | 540 | 53 | - |
| Town of Sledge | Sledge, MS | 540 | 292 | - |
| Northern Elementary School | Bemidji, MN | 540 | 4 | - |
| Coloma/St Joseph KOA | Riverside, MI | 540 | 10 | - |
| Pentoga Park | Crystal Falls, MI | 540 | 11 | - |
| West Paris Water District | West Paris, ME | 540 | 102 | - |
| Waysons Mobile Court | Farmington Hills, MD | 540 | 20 | - |
| Salt Bayou Kampground | Saint Amant, LA | 540 | 13 | - |
| La Casa LLC | Ponchatoula, LA | 540 | 48 | - |
| Goldonna Water System | Goldonna, LA | 540 | 39 | - |
| Pleasant Ridge Water System | Olla, LA | 540 | 145 | - |
| Labette Co RWD 7 | Cherryvale, KS | 540 | 16 | - |
| Lacrosse Water Department | North Judson, IN | 540 | 107 | - |
| Hillsboro Water Utility | Hillsboro, IN | 540 | 158 | - |
| Lake Prairie Elementary | Lowell, IN | 540 | 82 | - |
| Shenandoah High School | New Castle, IN | 540 | 12 | Clean |
| Industry | Industry, IL | 540 | 29 | - |
| Farina | Farina, IL | 540 | 38 | - |
| Joe T Fallini (Blm) | Challis, ID | 540 | 17 | - |
| Rustic Acres Mobile Home Park | Boise, ID | 540 | 55 | - |
| Conagra Foods Packaged Foods LLC | Fort Madison, IA | 540 | 17 | - |
| Wild Animal Safari | Pine Mountain, GA | 540 | 4 | - |
| McIntosh County-Carnigan Community | Darien, GA | 540 | 43 | - |
| Oak Level Water System | Pembroke, GA | 540 | 4 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).