Salt Lake County tap water
0 of 23 water systems serving Salt Lake County with full PFAS testing averaged above a 2024 federal PFAS level at one or more sampling points.
- 38 community water systems list this county as served; 22 serve 3,300+ people with full PFAS testing.
- 3 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 |
|---|---|---|---|---|
| Salt Lake City Water System | Surface water | 383,612 | No | 0 |
| Granger-Hunter Improvement District | Purchased surface water | 121,083 | No | 0 |
| West Jordan City Water System | Purchased surface water | 117,025 | No | 0 |
| Sandy City Water System | Purchased surface water | 99,750 | No | 0 |
| Jordan Valley Wcd | Surface water | 99,335 | No | 0 |
| South Jordan City | Purchased surface water | 89,704 | No | 0 |
| Taylorsville-Bennion Id | Purchased surface water | 67,098 | No | 0 |
| Herriman City Municipal Water department | Purchased surface water | 60,000 | No | 0 |
| University of Utah | Purchased surface water | 57,080 | No | 1 |
| Kearns Improvement District | Purchased surface water | 56,700 | No | 0 |
| Riverton City Water System | Purchased surface water | 45,600 | No | 0 |
| Murray City Water System | Groundwater | 38,723 | 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.