County · Rhode Island
Newport County, Rhode Island: drinking water records
This overview covers 8 ZIP codes and 13 community water systems in Newport County. It also stands in for 1 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Portsmouth Water & Fire District RI1592022 | 17,090 | 120 | 0 | 3 | 4.8 ppb |
| Newport-City of RI1592010 | 42,155 | 240 | 3 | 0 | 27.7 ppb |
| North Tiverton Fire District RI1592018 | 8,969 | 240 | 2 | 0 | 1 ppb |
| Naval Station, Newport RI1000016 | 7,870 | 240 | 3 | 0 | 4 ppb |
| Jamestown Water Department RI1858419 | 3,348 | 120 | 1 | 0 | 1.1 ppb |
| Stone Bridge Fire District RI1615619 | 2,793 | 0 | 0 | 1 | 5 ppb |
| Prudence Island Water District RI1592023 | 1,500 | 0 | 0 | 2 | 1 ppb |
| Tiverton Water Authority, Town Hall RI1900042 | 3,213 | 0 | 0 | 0 | 3 ppb |
| United States Navy -Fort Adams RI1900046 | 320 | 0 | 0 | 0 | 0 ppb |
| Meadowlark, INC. RI2753326 | 183 | 0 | 0 | 0 | 0 ppb |
| Heritage Park Home Co-Operative RI2051311 | 60 | 0 | 0 | 0 | 3 ppb |
| Four Seasons MHP Co-Op Assn. RI2980001 | 40 | 0 | 0 | 0 | 5 ppb |
| Lawrence Sunset Cove Association RI2980003 | 36 | 0 | 0 | 0 | 0.8 ppb |
ZIP reports in Newport County
No ZIP report in this county is published yet.
These ZIP codes are covered by this overview because their utility has too little EPA data for a separate page: 02837.
Sources and scope
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. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.