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 |
|---|---|---|---|---|
| Lockport Heights SD | Lockport, IL | 984 | 19 | - |
| North Clarke Water Authority | Thomasville, AL | 984 | 55 | - |
| Methodist Specialty Hospital | San Antonio, TX | 983 | 152 | Clean |
| Morovis | Rio Grande, PR | 983 | 224 | - |
| Castine Water Department | Castine, ME | 983 | 48 | - |
| Ashley Water Department | Ashley, IN | 983 | 39 | - |
| Lansing Water Supply | Lansing, IA | 983 | 34 | - |
| Rio Manor Mutual Water Co | Camarillo, CA | 983 | 20 | - |
| Sultana Community Services District | Sultana, CA | 983 | 56 | - |
| City of Loyalton | Loyalton, CA | 983 | 7 | - |
| Apple Valley Heights Cwd | Apple Valley, CA | 983 | 9 | - |
| Pond Creek | Pond Creek, OK | 982 | 55 | - |
| Hilton Grand Vacations Convention | Las Vegas, NV | 982 | 34 | - |
| Hard Rock NTUA | Ft Defiance, NN | 982 | 74 | - |
| Walker Switch Water Assn | Iuka, MS | 982 | 23 | Clean |
| Lakewood Environmental | Des Peres, MS | 982 | 297 | - |
| McDonalds Restaurant | Mishawaka, IN | 982 | 372 | - |
| Friberg-Cooper WSC | Wichita Falls, TX | 981 | 36 | - |
| South Murvaul WSC | Gary, TX | 981 | 46 | - |
| Aldine Village Subdivision | Austin, TX | 981 | 24 | - |
| City of Ector | Ector, TX | 981 | 29 | - |
| Brown University Health-Newport Hospital | Newton, RI | 981 | 0 | - |
| Baxter Healthcare of Pr | Aibonito, PR | 981 | 6 | - |
| Beach City Of | Beach, ND | 981 | 21 | Clean |
| Antonito Town Of | Antonito, CO | 981 | 574 | Clean |
| Fond Du Lac TN Water Utility | Fond Du Lac, WI | 980 | 26 | - |
| Founders Bridge | Richmond, VA | 980 | 10 | - |
| City of Wortham | Wortham, TX | 980 | 70 | - |
| City of Snook | Snook, TX | 980 | 116 | - |
| Pilot Travel Ctr No 517 | Knoxville, PA | 980 | 98 | - |
| Kreamer Mun Auth | Kreamer, PA | 980 | 81 | - |
| Pilot Travel Center No518 | Knoxville, PA | 980 | 14 | - |
| Riegelsville Water Authority | Riegelsville, PA | 980 | 399 | - |
| Rhododendron Wtr Assoc | Rhododendron, OR | 980 | 361 | - |
| Lake Lucerne Club Co. | Chagrin Falls, OH | 980 | 319 | - |
| St Regis Falls WD | St. Regis Falls, NY | 980 | 86 | - |
| Wilmington WD | Wilmington, NY | 980 | 35 | - |
| Crown Point WD | Crown Point, NY | 980 | 35 | - |
| Bloomingdale WD | Bloomingdale, NY | 980 | 30 | - |
| Lagrange Town Center Water Improvment | Lagrangeville, NY | 980 | 27 | - |
| Elms Elementary School | Jackson, NJ | 980 | 0 | - |
| Murphys Super Rite | Tabernacle, NJ | 980 | 11 | - |
| Atsion Complex | Hammonton, NJ | 980 | 260 | - |
| Hollis Brookline Hs | Hollis, NH | 980 | 149 | - |
| Exeter River Mobile Home Park | Exeter, NH | 980 | 76 | - |
| Sarpy Co Sid 23 - Westmont Subdivision | Omaha, NE | 980 | 16 | - |
| Richardson Co RWD 2 | Falls City, NE | 980 | 30 | - |
| Magnolia, Town Of | Magnolia, NC | 980 | 60 | - |
| Sweet Pea PWS | Des Peres, MO | 980 | 2 | - |
| Butler Water Works | Butler, KY | 980 | 217 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).