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 |
|---|---|---|---|---|
| Gassville Waterworks | Gassville, AR | 2,040 | 9 | - |
| Mason Co Psd-Crab Creek | Point Pleasant, WV | 2,039 | 41 | Clean |
| Cal American WC - las Posas Estates | Rosemead, CA | 2,039 | 0 | - |
| Nisqually Pines Community Club | Port Orchard, WA | 2,037 | 4 | - |
| Seis Lagos Utility District | Lucas, TX | 2,037 | 26 | - |
| Town of Myrtle | Myrtle, MS | 2,037 | 533 | - |
| Chatom, the Utilities Board of the Town | Chatom, AL | 2,037 | 198 | - |
| Willard City Water System | Preston, UT | 2,036 | 194 | - |
| Wawa #979 | Wawa, NJ | 2,035 | 12 | - |
| Hopewell Boro W Dept | Hopewell, NJ | 2,035 | 478 | - |
| Independence Water Association | Batesville, MS | 2,035 | 282 | - |
| Perdue Foods, LLC | Perry, GA | 2,035 | 26 | - |
| Grand Lake Town Of | Grand Lake, CO | 2,035 | 4 | - |
| Gate City, Town Of | Gate City, VA | 2,034 | 123 | - |
| Granby PWS | Granby, MO | 2,034 | 38 | - |
| Jonesboro Water Department | Jonesboro, IN | 2,034 | 84 | - |
| Golden Triangle Water Assn #1 | West Point, MS | 2,033 | 623 | - |
| Taymouth Township | Birch Run, MI | 2,033 | 0 | - |
| Dakota Co Rural Water | Blair, NE | 2,032 | 5 | - |
| Sherwood Shores | Austin, TX | 2,031 | 12 | - |
| Palmer Plantation MUD 1 | Houston, TX | 2,031 | 0 | - |
| City of Chiefland WTP | Chiefland, FL | 2,031 | 45 | - |
| Star Valley Ranch, Town Of | Star Valley Ranch, WY | 2,030 | 66 | - |
| Sumner Water Supply | Sumner, IA | 2,030 | 156 | - |
| Leachville Waterworks | Leachville, AR | 2,030 | 6 | - |
| Narrows, Town Of | Narrows, VA | 2,029 | 306 | Clean |
| Mount Zion WSC | Rockwall, TX | 2,028 | 38 | - |
| Corunna, City Of | Corunna, MI | 2,028 | 8 | - |
| Kouts Water Works | Kouts, IN | 2,028 | 295 | - |
| Howey in the Hills (2 Wps) | Howey in the Hills, FL | 2,027 | 67 | - |
| Delmar Utility Comm (TN of Delmar) | Delmar, DE | 2,027 | 11 | Clean |
| City of Clarendon | Clarendon, TX | 2,026 | 33 | - |
| Oakley, City Of | Oakley, KS | 2,026 | 127 | - |
| IL American-Fisher | Godfrey, IL | 2,026 | 10 | - |
| Golden State Water Company-Cypress Ridge | Rancho Cordova, CA | 2,026 | 48 | - |
| House on the Rock | Spring Green, WI | 2,025 | 69 | - |
| Bosselman Travel Center (Grand Island) | Grand Island, NE | 2,025 | 55 | - |
| Carnes Water Association #2 | Wiggins, MS | 2,025 | 375 | - |
| Fort Fairfield Utilities District | Fort Fairfield, ME | 2,025 | 74 | - |
| Lakeview Water System | Shreveport, LA | 2,025 | 51 | - |
| Granby Town of North Service Area | Granby, CO | 2,025 | 17 | - |
| Central Arkansas Water Paron | Little Rock, AR | 2,025 | 213 | - |
| Perry County PWSD 1 | Perryville, MO | 2,023 | 81 | - |
| Swan Creek Township | St. Charles, MI | 2,023 | 8 | - |
| James Township | Saginaw, MI | 2,023 | 6 | - |
| Limestone-Walters Pwd | Peoria, IL | 2,023 | 10 | - |
| Twin Lakes Service Area | Rathdrum, ID | 2,023 | 17 | - |
| Epworth Water Supply | Epworth, IA | 2,023 | 44 | - |
| Sandy Creek Ranches Subdivision | Austin, TX | 2,022 | 14 | Clean |
| Youngstown (V) | Youngstown, NY | 2,021 | 0 | - |