Texas utilities 2,901 to 3,000.
Each serves 387 to 435 people, as it reports to EPA. Your ZIP code finds yours faster.
2,901 to 3,000 of 4,633, by people served
| Utility | Based in | Serves | Regulated PFAS | Health-based violations since 2016 |
|---|---|---|---|---|
| Huffman Heights Subdivision | Cypress | 435 | Not sampled | 0 |
| Inverness Point Water System | Austin | 435 | Not sampled | 4 |
| C S Community WSC | China Spring | 432 | Not sampled | 0 |
| Harborside | Conroe | 432 | Not sampled | 0 |
| Rjr Water | Saint Louis | 432 | Not sampled | 1 |
| Shady Oaks Water | Saint Louis | 432 | Not sampled | 0 |
| Countrywood Water System | Conroe | 431 | Not sampled | 0 |
| City of Ropesville | Ropesville | 430 | Not sampled | 43 |
| Marathon Water Supply & Sewer Service | Marathon | 430 | Not sampled | 0 |
| Bear Paw Water System | Austin | 429 | Not sampled | 0 |
| Matagorda Dunes Subdivision | Austin | 429 | Not sampled | 0 |
| Ramblewood Utility & WSC | Humble | 429 | Not sampled | 0 |
| Sweetwater Ridge Water Plant | Magnolia | 429 | Not sampled | 0 |
| Holmwood Angelina & Neches River Authori | Lufkin | 427 | Not sampled | 0 |
| Cvws Site 1 | Karnack | 426 | Not sampled | 6 |
| Linkwood Estates Subdivision | Austin | 426 | Not sampled | 4 |
| Midfield WSC | Midfield | 426 | Not sampled | 0 |
| Montgomery County FWSD 6 | Willis | 426 | Not sampled | 0 |
| Austin County WSC 3 | Bellville | 425 | Not sampled | 1 |
| Buchanan Lake Village | Jonestown | 425 | Not sampled | 4 |
| Country Estates Mobile Home Park | Amarillo | 425 | Not sampled | 1 |
| Jamestown WSC | Jasper | 425 | Not sampled | 0 |
| Lakeside Water Supply District | Morgan | 425 | Not sampled | 0 |
| Aledo Mobile Home Park | Denver | 423 | Not sampled | 1 |
| Avondale Heights | Austin | 423 | Not sampled | 2 |
| Crims Chapel WSC | Henderson | 423 | Not sampled | 0 |
| Forest Acres Gardens | Austin | 423 | Not sampled | 0 |
| Westcreek Estates Water System | Austin | 423 | Not sampled | 0 |
| Woodgate Mobile Home Village | Glendale | 423 | Not sampled | 0 |
| City of Winfield | Winfield | 422 | Not sampled | 0 |
| Kingmont Mobile Home Park | Houston | 420 | Not sampled | 1 |
| Lefors Municipal Water System | Lefors | 420 | Not sampled | 1 |
| Live Oak Estates | Austin | 420 | Not sampled | 1 |
| Seaboard WSC | Odem | 420 | Not sampled | 1 |
| Stay A While Rv Park | Artesia | 420 | Not sampled | 1 |
| Texas Landing Utilities | Saint Louis | 420 | Not sampled | 48 |
| Porter Terrace | Cypress | 417 | Not sampled | 0 |
| Taylor Lake Estates Water System | Cypress | 416 | Not sampled | 1 |
| Brushy Creek Utility | Austin | 414 | Not sampled | 0 |
| Mooreland Water Company | Granbury | 414 | Not sampled | 1 |
| Seven Hills Ranch | Houston | 414 | Not sampled | 0 |
| Sheridan WSC | Sheridan | 414 | Not sampled | 0 |
| Stallion Lake Ranch | Cypress | 414 | Not sampled | 2 |
| Thompson Heights Water System | Denison | 414 | Not sampled | 0 |
| Follett Municipal Water System | Follett | 412 | Not sampled | 1 |
| Highway 90 Ranch WSC | Castroville | 412 | Not sampled | 0 |
| Airport Road MUD | Houston | 411 | Not sampled | 0 |
| Beechwood Subdivision | Cypress | 411 | Not sampled | 0 |
| Lakeview Water | Conroe | 411 | Not sampled | 0 |
| Oilton Rural WSC | Oilton | 411 | Not sampled | 1 |
| Old Snake River Estates East | Livingston | 411 | Not sampled | 0 |
| Ramble Ridge Subdivision | Houston | 411 | Not sampled | 62 |
| Waller County MUD 35 | Katy | 411 | Not sampled | 0 |
| Coke County WSC | Robert Lee | 410 | Not sampled | 32 |
| H O E WSC | Pinehurst | 410 | Not sampled | 1 |
| Brazos River Acres | Austin | 408 | Not sampled | 0 |
| City of Avery | Avery | 408 | Not sampled | 0 |
| Lilliput Farms Water System | Austin | 408 | Not sampled | 1 |
| Oakview Farms Subdivision | Austin | 408 | Not sampled | 0 |
| Perrin Water System | Collinsville | 408 | Not sampled | 1 |
| Sage Brush Estates | Austin | 408 | Not sampled | 0 |
| Sendera Lake Estates | Pinehurst | 408 | Not sampled | 1 |
| City of Abbott | Abbott | 406 | Not sampled | 0 |
| City of Balmorhea | Balmorhea | 406 | Not sampled | 3 |
| City of Broaddus | Broaddus | 406 | Not sampled | 0 |
| Eagles Peak Ranch WSC | Fischer | 405 | Not sampled | 5 |
| Eastwood Village | Austin | 405 | Not sampled | 0 |
| Harbor Grove WSC | Lake Dallas | 405 | Not sampled | 0 |
| Harris County MUD 211 | Houston | 405 | Not sampled | 0 |
| Bethel Ash WSC Ott Plant | Athens | 402 | Not sampled | 0 |
| China Spring Ranches | Austin | 402 | Not sampled | 0 |
| Indigo Ranch | Austin | 402 | Not sampled | 0 |
| Lakewood Tanglewood | Fairfield | 402 | Not sampled | 0 |
| Oak Hill Estates | Saint Louis | 402 | Not sampled | 1 |
| Saddlewood Subdivision | Austin | 402 | Not sampled | 0 |
| City of Orchard | Orchard | 400 | Not sampled | 0 |
| Shadowood Water Co | Austin | 400 | Not sampled | 1 |
| Camilla Twin Harbor | Austin | 399 | Not sampled | 0 |
| Doucette Water System | Colmesneil | 399 | Not sampled | 1 |
| Sandy Beach Subdivision | Austin | 399 | Not sampled | 0 |
| Tower Oak Bend WSC | Cypress | 399 | Not sampled | 0 |
| U & F WSC | Snyder | 399 | Not sampled | 0 |
| Belle Oaks Water | Conroe | 398 | Not sampled | 0 |
| Cypress Forest Water System | Houston | 396 | Not sampled | 0 |
| Lee County FWSD 1 | Dime Box | 396 | Not sampled | 0 |
| Nighthawk WSC | Austin | 396 | Not sampled | 0 |
| City of Grandfalls | Grandfalls | 395 | Not sampled | 0 |
| Skellytown Municipal Water System | Skellytown | 394 | Not sampled | 1 |
| Knox County Rural SUD | Knox City | 393 | Not sampled | 0 |
| City of Gustine | Gustine | 392 | Not sampled | 1 |
| Brazoria County MUD 82 | Sugar Land | 390 | Not sampled | 0 |
| Brazos Oaks Subdivision | Cypress | 390 | Not sampled | 0 |
| Emerald Woods | Austin | 390 | Not sampled | 1 |
| Glider Base Estates | Fort Worth | 390 | Not sampled | 0 |
| Harris County MUD 233 | Houston | 390 | Not sampled | 0 |
| Hungerford MUD 1 | Hungerford | 390 | Not sampled | 1 |
| Montego Bay Estates | Austin | 390 | Not sampled | 0 |
| Paloma Acres Subdivision | Cypress | 390 | Not sampled | 0 |
| City of Oakwood | Oakwood | 389 | Not sampled | 1 |
| Brazoria County MUD 87 | Houston | 387 | Not sampled | 0 |
Every utility EPA sampled for PFAS under UCMR 5, any other community system serving 3,300 people or more, and any smaller one with results from 2020 on, from the state. Other systems appear in ZIP code results. People served is what each utility reports to EPA. Data: EPA SDWIS 2026 Q3, UCMR 5 and EPA’s 2012 to 2019 compliance results, and Texas Commission on Environmental Quality, Texas Drinking Water Viewer.
Where to go next
- Read your utility’s own reportIt covers contaminants these pages don’t show, and its own latest results.How to read it
- Every contaminantLegal limits, health goals and what handles each one.All contaminants
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