Chatham County tap water
2 of 15 water systems serving Chatham County with full PFAS testing averaged above a 2024 federal PFAS level at one or more sampling points.
- 83 community water systems list this county as served; 13 serve 3,300+ people with full PFAS testing.
- 2 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 |
|---|---|---|---|---|
| Savannah-Main | Groundwater | 168,958 | No | 0 |
| Pooler | Purchased surface water | 28,423 | No | 1 |
| Savannah-Georgetown/Gateway | Groundwater | 14,589 | No | 0 |
| Savannah-Wilmington Island | Groundwater | 13,526 | No | 0 |
| Larchmont Estates Subdivision | Groundwater | 11,799 | No | 0 |
| The Landings Subdivision | Groundwater | 11,058 | No | 0 |
| Port Wentworth | Purchased surface water | 11,000 | Yes | 0 |
| Savannah-I & D | Surface water | 10,500 | Yes | 2 |
| Garden City | Groundwater | 9,000 | No | 0 |
| Tybee Island | Groundwater | 8,047 | No | 0 |
| Usa-Hunter Army Airfield - Main | Groundwater | 7,500 | No | 0 |
| Glen of Robin Hood | Groundwater | 5,000 | 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.