Rhode Island Water Quality
Health violation data for 92 community water systems in Rhode Island. Based on EPA Safe Drinking Water Information System (SDWIS) data.
Water Systems
92
Total Violations
186
Systems with Violations
42
Cities with Issues
24
Water Systems with Most Violations
| # | Water System | Violations | Health |
|---|---|---|---|
| 1 | NARRAGANSETT WATER DEPT-NORTH END Narragansett | 19 | Yes |
| 2 | TELEMARK VILLAGE Barrington | 17 | Yes |
| 3 | VEOLIA WATER WAKEFIELD RHODE ISLAND INC Wakefield | 16 | Yes |
| 4 | HILLSDALE HOUSING COOPERATIVE, INC. Warwick | 14 | Yes |
| 5 | PORTSMOUTH WATER & FIRE DISTRICT Portsmouth | 12 | Yes |
| 6 | NARRAGANSETT WATER SYSTEM-POINT JUDITH Narragansett | 12 | Yes |
| 7 | CANONCHET CLIFFS WATER ASSOCIATION INC. Hope Valley | 9 | Yes |
| 8 | PRUDENCE ISLAND WATER DISTRICT Prudence Island | 6 | Yes |
| 9 | CENTRAL BEACH FIRE DISTRICT Charlestown | 6 | Yes |
| 10 | JAMESTOWN WATER DEPARTMENT Jamestown | 6 | Yes |
| 11 | LAKE FOREST HEALTH AND REHABILITATION Smithfield | 5 | Yes |
| 12 | PROVIDENCE-CITY OF Providence | 4 | Yes |
| 13 | EAST PROVIDENCE-CITY OF East Providence | 4 | Yes |
| 14 | FOSTER SENIOR HOUSING INC. Foster | 4 | Yes |
| 15 | CHARTER OAKS VILLAGE COOPERATIVE Woonsocket | 3 | Yes |
| 16 | TRIPPLEWOOD RESORT CONDOS Barrington | 3 | Yes |
| 17 | RICHMOND, TOWN OF Wyoming | 3 | Yes |
| 18 | WOONSOCKET WATER DIVISION Woonsocket | 3 | Yes |
| 19 | SMITHFIELD WATER SUPPLY BOARD Smithfield | 3 | Yes |
| 20 | STONE BRIDGE FIRE DISTRICT Tiverton | 3 | Yes |
| 21 | CNE - NEW LONDON TURNPIKE ENTRY POINT Warwick | 3 | Yes |
| 22 | PROVIDENCE-CITY OF - WHIPPLE Providence | 3 | Yes |
| 23 | SOUTH TRAIL COMMERCE Saunderstown | 3 | Yes |
| 24 | BLUE ROCK COOPERATIVE Woonsocket | 2 | Yes |
| 25 | WHITE LAKE ESTATES Pawtucket | 2 | Yes |
| 26 | PAIGE ASSOCIATES Warwick | 2 | Yes |
| 27 | SPLIT ROCK CORPORATION North Kingstown | 2 | Yes |
| 28 | SHADOW WOODS AT DEER BROOK Warwick | 2 | Yes |
| 29 | HOPKINTON, TOWN OF Ashaway | 2 | Yes |
| 30 | FALL BROOK MOBILE HOME PARK Providence | 1 | Yes |
| 31 | PEMAQUID VILLAS MHP Woonsocket | 1 | Yes |
| 32 | CASTLE ROCK CONDOMINIUMS Warwick | 1 | Yes |
| 33 | LADD CENTER WATER SYSTEM North Kingstown | 1 | Yes |
| 34 | SLATERSVILLE PUBLIC SUPPLY North Smithfield | 1 | Yes |
| 35 | SOUTH KINGSTOWN-SOUTH SHORE Wakefield | 1 | Yes |
| 36 | ELEANOR SLATER HOSPITAL ZAMBARANO UNIT Providence | 1 | Yes |
| 37 | MOBILE VILLAGE, INC. Coventry | 1 | Yes |
| 38 | BORDER HILL MOBILE HOME PARK Charlestown | 1 | Yes |
| 39 | MAPLEHILL MOBILE HOME PARK Slatersville | 1 | Yes |
| 40 | CHURCH WOODS Charlestown | 1 | Yes |
| 41 | EXETER JOB CORPS CENTER Exeter | 1 | Yes |
| 42 | DOWLING VILLAGE Warwick | 1 | Yes |
Most Common Contaminants in Rhode Island
| Contaminant | Violations | Systems Affected |
|---|---|---|
| Total Trihalomethanes (TTHM) | 71 | 10 |
| Combined Radium 226/228 | 31 | 19 |
| E. coli | 24 | 9 |
| Lead & Copper Rule | 19 | 3 |
| Copper | 13 | 2 |
| Contaminant 1008 | 6 | 1 |
| Nitrate | 5 | 2 |
| Contaminant 4002 | 4 | 2 |
| Total Coliform (RTCR) | 4 | 2 |
| Chlorine | 4 | 2 |
| Turbidity | 3 | 1 |
| Gross Alpha | 1 | 1 |
| Arsenic | 1 | 1 |
Cities with Water Quality Issues
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About This Data
Water quality data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations. Only community water systems (CWS) in Rhode Island are included.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.