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 |
|---|---|---|---|---|
| Town of Haughton Water System | Haughton, LA | 5,355 | 35 | Clean |
| Benson, City of Water System | Benson, AZ | 5,355 | 253 | Clean |
| Waynesboro Water System | Waynesboro, TN | 5,354 | 165 | Clean |
| Tri County Sud | Marlin, TX | 5,353 | 824 | Clean |
| Birdsboro Muni Water Auth | Birdsboro, PA | 5,353 | 299 | Clean |
| Morris | Morris, MN | 5,351 | 19 | Clean |
| Quebeck Walling U.d. | Sparta, TN | 5,349 | 36 | Detected |
| Tunkhannock Boro Munic Auth | Tunkhannock, PA | 5,349 | 149 | Detected |
| Topisaw Creek | Ruth, MS | 5,349 | 523 | Clean |
| Draytonville Water Dist (Sc1120003) | Gaffney, SC | 5,347 | 18 | Detected |
| Westport Water Department | Westport, WA | 5,346 | 881 | Clean |
| Mount Houston Road MUD | Houston, TX | 5,346 | 18 | Clean |
| Fort Bend County MUD 118 | Houston, TX | 5,346 | 2 | Detected |
| Pikeville Water System | Pikeville, TN | 5,346 | 215 | Clean |
| Booneville Water and Sewer | Booneville, KY | 5,346 | 383 | Clean |
| Saranac Lake V | Saranac Lake, NY | 5,345 | 59 | Clean |
| Centerville Municipal Waterworks | Centerville, IA | 5,344 | 122 | Detected |
| Iola, City Of | Iola, KS | 5,343 | 135 | Detected |
| Pintlala Water System, Inc. | Hope Hull, AL | 5,343 | 23 | Clean |
| Eaton Rapids, City Of | Eaton Rapids, MI | 5,340 | 36 | Clean |
| Calcasieu Parish Ww District No 4 | Westlake, LA | 5,340 | 28 | Clean |
| Westador MUD | Houston, TX | 5,337 | 3 | Clean |
| Montevideo | Montevideo, MN | 5,337 | 14 | Clean |
| Fort Bend County MUD 57 | Houston, TX | 5,335 | 0 | Detected |
| Jeffersonville Water System | Jeffersonville, KY | 5,335 | 137 | Clean |
| Highwood | Highwood, IL | 5,335 | 37 | Clean |
| Wimberley WSC | Wimberley, TX | 5,334 | 18 | Clean |
| Ada Village | Ada, OH | 5,334 | 25 | Clean |
| North Manchester Water Assoc | Manchester, KY | 5,332 | 55 | Clean |
| Red Sulphur Psd | Peterstown, WV | 5,331 | 35 | Clean |
| Cornerstones MUD | Houston, TX | 5,331 | 1 | Clean |
| Posen | Posen, IL | 5,331 | 57 | Clean |
| Epcor- Rio Verde | El Mirage, AZ | 5,330 | 141 | Clean |
| Sardis City Water Board | Boaz, AL | 5,328 | 34 | Detected |
| Adrian P S D | French Creek, WV | 5,327 | 52 | Detected |
| Pike County Pwd 1 | Pittsfield, IL | 5,327 | 31 | Clean |
| Usaf-Moody Air Force Base-Main | Moody Afb, GA | 5,325 | 45 | Clean |
| La Habra Heights Cwd | La Habra Heights, CA | 5,325 | 0 | Detected |
| Goucher WD (1120004) | Pacolet, SC | 5,323 | 12 | Detected |
| Canal Fulton City PWS | Canal Fulton, OH | 5,323 | 88 | Clean |
| Ecwa Newstead | Buffalo, NY | 5,319 | 3 | - |
| Holbrook City Of | Holbrook, AZ | 5,318 | 207 | Clean |
| Roane Central Utility District | Harriman, TN | 5,317 | 57 | Detected |
| Georgetown Town Of | Georgetown, CO | 5,315 | 123 | - |
| Daniel Morgan Water District (1120001) | Chesnee, SC | 5,314 | 21 | Detected |
| City of Farmersville | Farmersville, TX | 5,312 | 57 | Detected |
| Central W/A-Southwest | Philadelphia, MS | 5,312 | 265 | Clean |
| Elizabethtown, Town Of | Elizabethtown, NC | 5,311 | 62 | Detected |
| Brazoria County MUD 22 | Houston, TX | 5,310 | 2 | Clean |
| GRIC DPW Sacaton | Sacaton, 09 | 5,307 | 90 | Clean |