San Antonio Water System
PWSID TX0150018 · San Antonio, Texas · serves 2,643,729 people · surface water source
A
Excellent
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 9.2 ppt | — | 5/8/2023 |
| PFBA | 7.3 ppt | — | 5/8/2023 |
| PFBA | 6 ppt | — | 11/14/2023 |
| PFBS | 3.8 ppt | — | 11/25/2024 |
| PFBS | 3.7 ppt | — | 5/21/2024 |
| PFPeA | 3.2 ppt | — | 5/8/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
No violations on record in the period covered. 🎉
ZIP codes served
780067801578023780567806578069780737810178109781127815478201782027820378204782057820778208782097821078211782127821378214782157821678217782187821978220782217822278223782247822578226782277822878229782307823178232782337823478235782367823778238782397824078242782447824578247782487824978250782517825278253