Rhode Island tap water
7 of 26 Rhode Island water systems with full PFAS testing (27%) averaged above a 2024 federal PFAS level at one or more sampling points.
- 88 active community water systems in the EPA file; 26 serve 3,300+ people and have a full PFAS set.
- 18 systems had at least one health-based violation since 2021-10-26.
- 6 systems report a lead 90th percentile above 15 ppb (some results are old; check each system page).
Largest systems
| System | People served | PFAS above a 2024 level? | Health-based violations since 2021-10-26 |
|---|---|---|---|
| Providence-City of | 333,142 | No | 0 |
| Pawtucket Water Supply Board Veolia-Na | 98,130 | No | 0 |
| Kent County Water Authority | 94,107 | Yes, at one or more sampling points | 0 |
| Warwick-City of | 73,289 | No | 0 |
| Bristol County Water Authority | 49,000 | No | 0 |
| East Providence-City of | 47,961 | No | 0 |
| Woonsocket Water Division | 45,828 | No | 0 |
| Newport-City of | 42,155 | No | 0 |
All 8 utilities with a page in Rhode Island
- Bristol County Water Authority 49,000
- East Providence-City of 47,961
- Kent County Water Authority 94,107
- Newport-City of 42,155
- Pawtucket Water Supply Board Veolia-Na 98,130
- Providence-City of 333,142
- Warwick-City of 73,289
- Woonsocket Water Division 45,828
Why not "the state's water quality"? You drink from one utility, not a state. Rollups count systems, not people, so one large utility counts the same as a small one. Use the system pages for your actual water.
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.