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Rhode Island: drinking water records

EPA lists 89 community water systems serving homes in Rhode Island. 26 took part in EPA's national PFAS survey (UCMR 5), and 14 found at least one PFAS above the level laboratories can measure.

In focus89community water systems
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Data as of EPA UCMR 5 final release, August 2026 (file dated Aug 28, 2026) · EPA SDWIS 2026Q2 (file dated Jul 9, 2026). How we build these pages

0
ZIP reports published
89
community water systems
29
systems with a health-based violation since 2016
17
systems that reached the lead action level since 2016

PFAS in EPA’s final survey

14 of the 26 Rhode Island systems in EPA’s national PFAS survey found at least one PFAS, and 7 had a PFOA or PFOS yearly average at or above EPA’s limit. See Rhode Island’s PFAS results by system and compound.

Counties

ZIP reports

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Sources

EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Database prepared 2026-09-03.

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