Travis County tap water
3 of 19 water systems serving Travis County with full PFAS testing averaged above a 2024 federal PFAS level at one or more sampling points.
- 87 community water systems list this county as served; 17 serve 3,300+ people with full PFAS testing.
- 23 had a health-based violation since 2021-10-26.
Largest systems serving this county
| System | Source | People served (whole system) | PFAS above a 2024 level? | Violations since 2021-10-26 |
|---|---|---|---|---|
| City of Austin Water & Wastewater | Surface water | 1,115,323 | No | 1 |
| City of Pflugerville | Surface water | 63,464 | Yes | 3 |
| Travis County Wcid 17 | Surface water | 45,165 | No | 0 |
| Manville Wsc | Purchased surface water | 39,648 | Yes | 4 |
| West Travis County Public Utility Agency | Surface water | 35,664 | No | 1 |
| Windermere Community | Purchased surface water | 21,231 | Yes | 0 |
| City of Manor | Groundwater | 19,620 | No | 0 |
| Wells Branch Mud 1 | Purchased surface water | 18,015 | No | 0 |
| Northtown Mud | Purchased surface water | 11,520 | No | 0 |
| North Austin Mud 1 | Purchased surface water | 11,133 | No | 0 |
| Lakeway Mud | Surface water | 10,512 | No | 0 |
| Austins Colony | Groundwater | 9,987 | No | 0 |
Which one is yours? A county usually has several utilities. Your bill or your utility's annual water-quality report names yours. Population is for the whole system, which can cross county lines.
Not medical or legal advice. UCMR 5 results are screening data, not compliance determinations.
Sources and freshness
Public-water-system facts, violations and lead/copper results: EPA ECHO SDWA download (SDWIS snapshot 2026-10-13). PFAS and lithium results: EPA UCMR 5 final data (sampling 2023–2025). Both are U.S. government works, downloaded 2026-10-26. Numbers are computed by the published method; the same fields are in the open data files.