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 |
|---|---|---|---|---|
| Cyril | Cyril, OK | 1,168 | 46 | - |
| County Line Ch of God-Auditorium/School | Auburn, IN | 1,168 | 33 | - |
| Point O'Woods | Lecanto, FL | 1,168 | 88 | - |
| Phoenix Lake Estates Cc MWC | Sonora, CA | 1,168 | 47 | - |
| Gw Ocotillo Water - Catalina | Maricopa, AZ | 1,168 | 25 | - |
| Pembroke, Town Of | Pembroke, VA | 1,167 | 197 | - |
| Town of Lambert | Lambert, MS | 1,167 | 937 | - |
| Martin Water Department | Martin, KY | 1,167 | 537 | - |
| Lake Park Municipal Utilities | Lake Park, IA | 1,167 | 46 | - |
| Princeton Waterworks | Princeton, WI | 1,166 | 98 | - |
| Island City | Island City, OR | 1,166 | 62 | - |
| Country Field Water Co. | Big Lake, AK | 1,166 | 91 | - |
| Monse-Riggan Camp | Brewster, WA | 1,165 | 13 | - |
| Howard County PWSD 2 | Glasgow, MO | 1,165 | 12 | Clean |
| Shafer | Shafer, MN | 1,165 | 17 | - |
| Olympic Valley Psd | Olympic Valley, CA | 1,165 | 1 | - |
| Staatsburg Water System | Poughkeepsie, NY | 1,164 | 46 | - |
| Banner Elk, Town Of | Banner Elk, NC | 1,164 | 180 | - |
| Central W/a-North Pearl River | Philadelphia, MS | 1,164 | 263 | - |
| Springville Water Supply | Springville, IA | 1,164 | 17 | - |
| Weiler-Martin Tracts Water Assn | Quincy, WA | 1,163 | 79 | - |
| Montross, Town Of | Montross, VA | 1,163 | 29 | - |
| Perdue Farms Inc | Beaver Dam, KY | 1,163 | 311 | - |
| Douglas Co RWD 2 | Lawrence, KS | 1,163 | 24 | - |
| Grabill Water Works | Grabill, IN | 1,163 | 63 | - |
| Yosemite Nps-Bridalveil Fall | Yosemite Np, CA | 1,163 | 0 | - |
| Bradley Co Rural Water Association | Warren, AR | 1,163 | 7 | Clean |
| Fruitland Water Ssd | Fruitland, UT | 1,162 | 241 | - |
| Gettysburg | Gettysburg, SD | 1,162 | 19 | - |
| Pontotoc Co RWD # 9 | Stonewall, OK | 1,162 | 25 | - |
| Cayuga Water Department | Cayuga, IN | 1,162 | 171 | - |
| Speedway Kgb | Auburn, AK | 1,162 | 34 | - |
| Neopit | Keshena, 05 | 1,162 | 24 | - |
| Riner Community | Christiansburg, VA | 1,161 | 6 | - |
| Paris PWS | Paris, MO | 1,161 | 15 | - |
| Greenbrier | California, MD | 1,161 | 5 | - |
| Rambin-Wallace Water System | Pelican, LA | 1,161 | 37 | - |
| Bourbon Co RWD 4 | Bronson, KS | 1,161 | 215 | - |
| Ucon City Of | Ucon, ID | 1,161 | 57 | - |
| St Ansgar Water Supply | St. Ansgar, IA | 1,161 | 70 | - |
| Bellstores #1159 PWS | Massillon, OH | 1,160 | 0 | - |
| Sutton Rest Area | Concord, NH | 1,160 | 0 | - |
| Carnes Water Association | Wiggins, MS | 1,160 | 589 | - |
| South 641 Water District | Hazel, KY | 1,160 | 14 | - |
| Fairfield JR./SR. High School | Goshen, IN | 1,160 | 30 | - |
| Kingston | Kingston, IL | 1,160 | 75 | - |
| Apple Tree Park | New Castle, CO | 1,160 | 251 | - |
| Sea Ranch Water Company,the (Puc) | Sea Ranch, CA | 1,160 | 11 | Detected |
| Ices Run Psd | Fairmont, WV | 1,159 | 50 | - |
| Lake Livingston Northwoods | Livingston, TX | 1,159 | 21 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).