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 |
|---|---|---|---|---|
| Milan Water Works | Milan, IN | 1,980 | 95 | - |
| Clinton County East Pwd | Centralia, IL | 1,980 | 37 | - |
| East Slope Water Company | Glendale, AZ | 1,980 | 255 | - |
| Superior, City Of | Superior, NE | 1,979 | 21 | - |
| Peebles Public Water System | Peebles, OH | 1,978 | 18 | - |
| Mount Arlington Boro Dpw Main | Mount Arlington, NJ | 1,978 | 75 | Clean |
| Bay Mills Resort & Casino | Brimley, 05 | 1,978 | 217 | - |
| Denton County Fwsd 11-C | Houston, TX | 1,977 | 11 | - |
| Sedona Lakes MUD 1 | Houston, TX | 1,977 | 1 | - |
| Town of Ashland | Ashland, MS | 1,977 | 558 | - |
| Cimarrona | Guayama, PR | 1,976 | 63 | - |
| Pilot Mountain, Town Of | Pilot Mountain, NC | 1,976 | 273 | - |
| Charlotte Courthouse, Town Of | Charlotte Courthouse, VA | 1,975 | 102 | - |
| Rose - North Rose WD | North Rose, NY | 1,975 | 64 | - |
| Schaghticoke Consolidated WD #1 | Melrose, NY | 1,975 | 25 | - |
| Steele PWS | Steele, MO | 1,975 | 114 | - |
| Seacoast West | Palm Beach Gardens, FL | 1,975 | 2 | - |
| Acorn Rural Water Assn | Mena, AR | 1,975 | 15 | - |
| Skagit Co Water District #1 | Mount Vernon, WA | 1,974 | 15 | - |
| Emerson Estates | Willis, TX | 1,974 | 30 | - |
| Cimarron, City Of | Cimarron, KS | 1,973 | 23 | - |
| Dix-Kell Water Commssion | Dix, IL | 1,972 | 22 | - |
| Springerville Town Of | Springerville, AZ | 1,972 | 697 | - |
| City of San Augustine | San Augustine, TX | 1,971 | 318 | - |
| City of Marion | Marion, TX | 1,971 | 34 | - |
| Brazoria County MUD 32 | Houston, TX | 1,971 | 0 | - |
| Ray County PWSD 3 | Polo, MO | 1,970 | 12 | - |
| Wiscasset Water District | Wiscasset, ME | 1,970 | 34 | - |
| Mitchellsville Pwd | Harrisburg, IL | 1,970 | 14 | - |
| New Athens | New Athens, IL | 1,970 | 42 | - |
| Perla Water Association | Little Rock, AR | 1,970 | 73 | - |
| City of Flatonia | Flatonia, TX | 1,969 | 295 | - |
| Southeast Chickasaw W/a #1 | Houston, MS | 1,969 | 842 | - |
| Merrionette Park | Merrionette Park, IL | 1,969 | 59 | - |
| Lcpsa-Blue Springs | Jonesville, VA | 1,968 | 253 | - |
| Ivanhoe Land of Lakes | Austin, TX | 1,968 | 17 | - |
| Harris County Fwsd 58 | Houston, TX | 1,968 | 3 | - |
| Ridgecrest | Austin, TX | 1,968 | 405 | - |
| Runnelstown-North | Petal, MS | 1,968 | 809 | - |
| Sparks | Sparks, GA | 1,968 | 65 | - |
| Stephens City, Town Of | Stephens City, VA | 1,967 | 47 | - |
| Harrisville W/A | Harrisville, MS | 1,967 | 1,209 | - |
| Monumental Psd | Fairmont, WV | 1,965 | 57 | - |
| Pounding Mill | Covington, VA | 1,965 | 7 | - |
| Dvsd Dingman Delaware Campus | Milford, PA | 1,965 | 115 | - |
| Clay Co Water & Sewer District | Hayesville, NC | 1,965 | 147 | - |
| Fairmont Hot Springs Resort | Anaconda, MT | 1,965 | 76 | - |
| Columbia Heights Water District | Columbia, LA | 1,965 | 12 | - |
| Eagle Water System | Keithville, LA | 1,965 | 13 | - |
| Creede City Of | Creede, CO | 1,965 | 76 | Clean |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).