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 |
|---|---|---|---|---|
| Lindale Rural WSC DC | Lindale, TX | 3,876 | 3 | - |
| Bella Vista | Magnolia, TX | 3,876 | 50 | - |
| Colonial Beach, Town Of | Colonial Beach, VA | 3,875 | 68 | Clean |
| Reo Water Corporation | Boonville, IN | 3,875 | 70 | Clean |
| Fairfield Sapphire | Charlotte, NC | 3,873 | 88 | - |
| Coal Valley | Coal Valley, IL | 3,873 | 24 | Clean |
| Crowleys Ridge Water Assoc | Harrisburg, AR | 3,873 | 11 | Detected |
| Hegins Hubley Authority | Valley View, PA | 3,870 | 74 | Clean |
| Leflore Co. RWD #18 | Wister, OK | 3,870 | 111 | Clean |
| Wonder Lake | Wonder Lake, IL | 3,870 | 403 | Clean |
| Flippin Waterworks | Flippin, AR | 3,870 | 67 | Detected |
| Lancaster Waterworks | Lancaster, WI | 3,868 | 43 | Clean |
| Grand Lakes MUD 4 | Houston, TX | 3,867 | 0 | - |
| Cordova Water Works & Gas Board | Cordova, AL | 3,867 | 3 | Clean |
| Dupont Water Company | Commiskey, IN | 3,865 | 115 | Detected |
| Treasure Island | Burlingame, CA | 3,864 | 6 | - |
| Riverside, Town Of | Riverside, AL | 3,864 | 66 | Clean |
| Chuluota Water System | Longwood, FL | 3,863 | 125 | Clean |
| Marshall Waterworks | Marshall, WI | 3,862 | 43 | Clean |
| City of Ballinger | Ballinger, TX | 3,862 | 372 | Detected |
| Woodlands Development | Arroyo Grande, CA | 3,862 | 3 | - |
| Denver Boro | Denver, PA | 3,861 | 101 | Detected |
| Milton Water & Sewer Department | Milton, KY | 3,861 | 38 | Clean |
| Falmouth Water Department | Falmouth, KY | 3,861 | 206 | Clean |
| Whitesburg Water Works | Whitesburg, KY | 3,861 | 359 | Clean |
| Havana, Town of Water System | Havana, FL | 3,860 | 15 | Clean |
| Clay Battelle Psd | Maidsville, WV | 3,858 | 2 | Clean |
| West Liberty Water Utility | West Liberty, IA | 3,858 | 51 | Clean |
| Walthourville Water System | Walthourville, GA | 3,858 | 96 | Clean |
| Center Grove Water Association | Sheridan, AR | 3,858 | 10 | Clean |
| Baptist Valley | North Tazewell, VA | 3,857 | 0 | Clean |
| Cdcr-High Desert State Prison | Susanville, CA | 3,857 | 20 | Clean |
| Mountain Water Assn | Fairchance, PA | 3,856 | 275 | Clean |
| Rochester | Rochester, IL | 3,856 | 46 | Clean |
| Fort Bend County MUD 81 Weston Lakes | Houston, TX | 3,855 | 1 | Clean |
| Rayo | Sabana Grande, PR | 3,855 | 28 | - |
| Swanton Village | Swanton, OH | 3,855 | 89 | Clean |
| Worth Township | Lexington, MI | 3,854 | 24 | Clean |
| Navarro Mills WSC | Purdon, TX | 3,852 | 95 | Detected |
| Chalk Bluff WSC | Waco, TX | 3,852 | 32 | Clean |
| Baxter Springs, City Of | Baxter Springs, KS | 3,852 | 285 | Clean |
| Fall River RD Utility District | Lawrenceburg, TN | 3,851 | 91 | - |
| Altavista, Town Of | Altavista, VA | 3,850 | 69 | Detected |
| Warsaw Village | Warsaw, NY | 3,850 | 26 | Clean |
| Montgomery Co PWSD 1 | Warrenton, MO | 3,850 | 82 | Clean |
| Norwood-Young America | Norwood Young America, MN | 3,850 | 28 | Clean |
| Worth Co Interchange 214 Water Supply | Manly, IA | 3,850 | 47 | Clean |
| Mc Gehee Waterworks | McGehee, AR | 3,849 | 9 | Clean |
| Elida Village | Elida, OH | 3,848 | 114 | Detected |
| Somers Consolidated Water District #1 | Somers, NY | 3,848 | 0 | - |