Niagara County tap water
0 of 14 water systems serving Niagara County with full PFAS testing averaged above a 2024 federal PFAS level at one or more sampling points.
- 20 community water systems list this county as served; 14 serve 3,300+ people with full PFAS testing.
- 0 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 |
|---|---|---|---|---|
| Niagara Falls Water Board | Surface water | 50,193 | No | 0 |
| North Tonawanda City | Surface water | 31,568 | No | 0 |
| Lockport City Wtp | Surface water | 21,165 | No | 0 |
| Lockport Town Wds | Purchased surface water | 21,105 | No | 0 |
| Wheatfield Wd | Purchased surface water | 18,117 | No | 0 |
| Lewiston Water Improvementarea | Purchased surface water | 16,257 | No | 0 |
| Newfane Town Wds | Purchased surface water | 9,304 | No | 0 |
| Niagara Water Improvement Area | Purchased surface water | 8,100 | No | 0 |
| Royalton Townwide Water Dist. | Purchased surface water | 7,710 | No | 0 |
| Porter Master Improvement Area | Purchased surface water | 6,920 | No | 0 |
| Pendleton Town Wd | Purchased surface water | 6,050 | No | 0 |
| Wilson Town Water District | Purchased surface water | 5,993 | 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.