Public Water Systems
7,351 active public water systems in TX, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Pine Trails Utility | Austin, TX | 6,969 | 16 | Detected |
| Reid Road MUD 1 | Houston, TX | 6,969 | 1 | Clean |
| City of Monahans | Monahans, TX | 6,953 | 22 | Clean |
| North Cherokee WSC | Jacksonville, TX | 6,951 | 309 | Detected |
| Brazoria County MUD 6 | Houston, TX | 6,926 | 0 | Clean |
| West Harris County MUD 2 Chase | Houston, TX | 6,921 | 6 | Clean |
| Northwest Harris County MUD 15 | Houston, TX | 6,915 | 8 | Clean |
| City of Decatur Water Plant | Decatur, TX | 6,910 | 97 | Detected |
| Harris County MUD 189 | Houston, TX | 6,906 | 77 | Clean |
| Bell Milam Falls WSC | Cameron, TX | 6,885 | 174 | Detected |
| City of Sealy | Sealy, TX | 6,839 | 10 | Clean |
| Fort Bend County MUD 2 | Houston, TX | 6,819 | 4 | Detected |
| Travis County MUD 4 | Austin, TX | 6,816 | 12 | - |
| Two Way Sud | Whitesboro, TX | 6,804 | 23 | Detected |
| Harris County MUD 158 | Houston, TX | 6,798 | 9 | Clean |
| City of Granite Shoals | Granite Shoals, TX | 6,795 | 418 | Detected |
| City of Carthage | Carthage, TX | 6,770 | 293 | Clean |
| Harris County MUD 367 | Houston, TX | 6,759 | 21 | Detected |
| East Cedar Creek Fwsd B a McKay | Mabank, TX | 6,753 | 109 | Detected |
| South Grayson Sud | Van Alstyne, TX | 6,750 | 4 | Detected |
| Bright Star-Salem Sud | Alba, TX | 6,738 | 27 | Detected |
| Harris County MUD 64 | Houston, TX | 6,726 | 8 | Clean |
| Fallbrook Utility District | Houston, TX | 6,720 | 5 | Detected |
| Mills Road MUD | Houston, TX | 6,717 | 0 | Detected |
| North Park PUD | Houston, TX | 6,708 | 40 | Clean |
| Dowdell PUD | Houston, TX | 6,705 | 2 | Clean |
| Weston MUD | Houston, TX | 6,699 | 2 | Clean |
| West Harris County MUD 10 | Houston, TX | 6,697 | 13 | Clean |
| City of Wilmer | Wilmer, TX | 6,690 | 186 | Detected |
| City of Hempstead | Hempstead, TX | 6,687 | 118 | Clean |
| Four Way Sud | Huntington, TX | 6,684 | 11 | Detected |
| Harris County MUD 118 | Houston, TX | 6,678 | 2 | Clean |
| Grand Mission MUD 1 | Houston, TX | 6,663 | 6 | Detected |
| Harris County MUD 433 | Houston, TX | 6,651 | 1 | - |
| Rio WSC | Rio Grande City, TX | 6,639 | 168 | Detected |
| Montgomery County MUD 119 Spring Trails | Houston, TX | 6,621 | 6 | Clean |
| Block House MUD | Leander, TX | 6,618 | 5 | Detected |
| Memorial MUD | Sugar Land, TX | 6,615 | 18 | Clean |
| City of Alvarado | Alvarado, TX | 6,614 | 141 | Detected |
| Heatherloch MUD | Houston, TX | 6,612 | 31 | Detected |
| City of Iowa Park | Iowa Park, TX | 6,612 | 7 | Detected |
| Horsepen Bayou MUD | Houston, TX | 6,597 | 0 | Detected |
| Interstate MUD | Houston, TX | 6,591 | 4 | Detected |
| Harris County MUD 354 | Houston, TX | 6,588 | 23 | Clean |
| Montgomery County MUD 15 | Houston, TX | 6,564 | 13 | Detected |
| Harris County Wcid 84 | Houston, TX | 6,552 | 8 | Detected |
| Mission Bend MUD 1 | Houston, TX | 6,546 | 11 | Clean |
| Chatfield WSC | Powell, TX | 6,546 | 22 | Detected |
| Texas State Technical College - Waco | Waco, TX | 6,533 | 49 | Detected |
| East Montana Water System | El Paso, TX | 6,513 | 20 | Detected |