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 |
|---|---|---|---|---|
| City of Lawn | Lawn, TX | 767 | 975 | - |
| Crockett Mills Utility District | Crocket Mills, TN | 767 | 31 | - |
| Okay PWA | Okay, OK | 767 | 181 | - |
| Climax | Climax, MI | 767 | 7 | - |
| Superior Township | Brimley, MI | 767 | 58 | - |
| Aqua Ohio - Mansfield System #07 | Massillon, OH | 766 | 10 | - |
| Certified Oil Co-Station 410 PWS | Westborough, OH | 766 | 23 | - |
| Aqua Ohio - Aurora E | Massillon, OH | 766 | 58 | Clean |
| Sunny Oaks Water Association | Poplarville, MS | 766 | 541 | - |
| Correctionville Water Supply | Correctionville, IA | 766 | 28 | - |
| Carson Water Supply | Carson, IA | 766 | 51 | - |
| Riverside CSA #122-Mesa Verde | Blythe, CA | 766 | 364 | Clean |
| Coon Valley Waterworks | Coon Valley, WI | 765 | 17 | - |
| Clayton Waterworks | Claytoon, WI | 765 | 13 | - |
| Food Center | VI | 765 | 2 | - |
| City of Rising Star | Rising Star, TX | 765 | 144 | - |
| Country Springs Water | Austin, TX | 765 | 5 | - |
| Copano Ridge Subdivision | Des Peres, TX | 765 | 12 | - |
| Kay Co RWD #5 (Dale Water Corp) | Newkirk, OK | 765 | 116 | Detected |
| Gloucester County Comm Church | Sewelle, NJ | 765 | 13 | - |
| Coe Brown Smith Hall | Northwood, NH | 765 | 8 | - |
| Coe Brown Academy | Northwood, NH | 765 | 190 | - |
| Glacier Park Inc | East Glacier Park, MT | 765 | 4 | - |
| Somers Co Water and Sewer Dist | Somers, MT | 765 | 26 | - |
| Ebenezer Rural Water Assn | Lexington, MS | 765 | 525 | - |
| Rockville | Rockville, MN | 765 | 20 | - |
| Raymond | Raymond, MN | 765 | 5 | - |
| Canadian Lakes Gas | Stanwood, MI | 765 | 4 | - |
| Grandview Municipal Water Utility | Grandview, IN | 765 | 33 | - |
| New Market Water Works | New Market, IN | 765 | 42 | - |
| Fairview Missionary Church | Angola, IN | 765 | 84 | - |
| Federal Cartridge Company | Lewiston, ID | 765 | 4 | - |
| Melbourne Water Supply | Melbourne, IA | 765 | 18 | - |
| Whitehawk Ranch MWC | Clio, CA | 765 | 9 | - |
| SW Warren Water Association | Warren, AR | 765 | 3 | - |
| Altheimer Waterworks | Altheimer, AR | 765 | 75 | - |
| Cross Point Community Church | Oconomowoc, WI | 764 | 0 | - |
| Ahg Odessa | Austin, TX | 764 | 5 | - |
| Montys Bay Campsite/Gilbert Brk. Marina | West Chazy, NY | 764 | 88 | - |
| Ocean View Resort - Trails End | Ocean View, NJ | 764 | 0 | - |
| Gideon PWS | Gideon, MO | 764 | 93 | - |
| Tickfaw Water System | Tickfaw, LA | 764 | 22 | - |
| Msm Petroleum Inc. | Stilesville, IN | 764 | 742 | - |
| Exira Water Dept | Exira, IA | 764 | 33 | - |
| Sj Water, LLC | Valdosta, GA | 764 | 26 | - |
| Spring Hill MHP | Denver, FL | 764 | 33 | - |
| Meadowcreek Mutual Water Company | Bishop, CA | 764 | 15 | - |
| Clarkston Town Water System | Clarkston, UT | 763 | 157 | - |
| Scio PWS | Scio, OH | 763 | 448 | - |
| Nageezi NTUA | Ft Defiance, NN | 763 | 217 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).