131 water systems in Rhode Island have at least one health-based violation on record. The system with the most health-based violations is Narragansett Water Dept-North End in Narragansett with 19 health-based violations. Health-based violations mean a system exceeded an EPA maximum contaminant level or failed required treatment standards.
| Water System | City | Population | Health Violations | Total Violations |
|---|
| Narragansett Water Dept-North End |
Narragansett | 4,432 |
19 | 25 |
| Telemark Village |
Barrington | 82 |
17 | 37 |
| Veolia Water Wakefield Rhode Island Inc |
Wakefield | 22,347 |
16 | 29 |
| Hillsdale Housing Cooperative, Inc. |
Warwick | 170 |
14 | 121 |
| Ymca Camp Fuller |
Wakefield | 305 |
14 | 41 |
| Narragansett Water System-Point Judith |
Narragansett | 8,210 |
12 | 15 |
| Portsmouth Water & Fire District |
Portsmouth | 17,090 |
12 | 14 |
| Confreda Greenhouses & Farms, LLC |
Hope | 300 |
11 | 43 |
| Canonchet Cliffs Water Association Inc. |
Hope Valley | 154 |
9 | 14 |
| Slatersville Medical Complex |
Slatersville | 400 |
8 | 36 |
| Camp Aldersgate Campsite Dining Hall |
North Scituate | 90 |
8 | 10 |
| Prudence Island Water District |
Prudence Island | 1,500 |
6 | 158 |
| Central Beach Fire District |
Charlestown | 470 |
6 | 62 |
| Jamestown Water Department |
Jamestown | 3,348 |
6 | 50 |
| Westwood Ymca |
Coventry | 610 |
6 | 11 |
| Newport National Golf Club |
Middletown | 65 |
6 | 10 |
| Benoit Realty LLC DBA Anchor Subaru |
North Smithfield | 125 |
5 | 72 |
| Lake Forest Health and Rehabilitation |
Smithfield | 268 |
5 | 30 |
| Stonehouse Resort, Inc |
Newport | 108 |
5 | 9 |
| Cadys Tavern |
Chepachet | 250 |
4 | 35 |
| Bowdish Lake Camping Area, Brown 1 & 2 |
Chepachet | 990 |
4 | 32 |
| Foster Senior Housing Inc. |
Foster | 31 |
4 | 31 |
| Providence-City of |
Providence | 333,142 |
4 | 19 |
| Michaels Shell Station |
Charlestown | 250 |
4 | 18 |
| Midville Golf Course |
West Warwick | 200 |
4 | 14 |
| Camp Ponagansett |
Glocester | 86 |
4 | 14 |
| Fogarty Memorial School |
Chepachet | 427 |
4 | 12 |
| Ri Sports Center, Inc. |
Manville | 125 |
4 | 8 |
| East Providence-City of |
East Providence | 47,618 |
4 | 7 |
| Camp Ker-Anna - Cabin |
Central Falls | 180 |
4 | 5 |
| South Trail Commerce |
Saunderstown | 175 |
3 | 126 |
| Stone Bridge Fire District |
Tiverton | 2,793 |
3 | 117 |
| Woonsocket Water Division |
Woonsocket | 45,828 |
3 | 57 |
| Town of Richmond |
Wyoming | 2,671 |
3 | 37 |
| Cne - New London Turnpike Entry Point |
Warwick | 9,999 |
3 | 31 |
| Frontier Camper Park Inc |
Ashaway | 438 |
3 | 23 |
| Sophies Brew House Inc |
Exeter | 100 |
3 | 16 |
| Champlins Marina & Resorts, Inc. |
Cranston | 300 |
3 | 14 |
| Ponaganset High School |
North Scituate | 1,600 |
3 | 13 |
| Providence-City of - Whipple |
Providence | 471 |
3 | 13 |
| Tripplewood Resort Condos |
Barrington | 60 |
3 | 12 |
| Colaluca Family Campground |
Greenville | 600 |
3 | 8 |
| Smithfield Water Supply Board |
Smithfield | 9,460 |
3 | 7 |
| Charter Oaks Village Cooperative |
Woonsocket | 105 |
3 | 6 |
| Harmony Marketplace, LLC |
Harmony | 50 |
3 | 6 |
| Charlestown Elementary School |
Wood River Junction | 350 |
3 | 4 |
| Narragansett Four Winds Community Center |
Charlestown | 50 |
2 | 184 |
| Early Learning Centers of Risaunderstown |
Saunderstown | 40 |
2 | 135 |
| Paige Associates |
Warwick | 120 |
2 | 74 |
| Famous Pizza |
Johnston | 250 |
2 | 72 |
| Shadow Woods at Deer Brook |
Warwick | 300 |
2 | 66 |
| Split Rock Corporation |
North Kingstown | 138 |
2 | 31 |
| Sunrise Associates, LLC |
Scituate | 25 |
2 | 31 |
| Crandall House-Sr. Citizens |
Ashaway | 30 |
2 | 29 |
| Hickory Ridge Family Campground |
Coventry | 250 |
2 | 18 |
| Kingdom Hall of Jehovahs Witnesses |
Westerly | 225 |
2 | 15 |
| Carousel Industries of North America LLC |
Exeter | 200 |
2 | 11 |
| Town of Hopkinton |
Ashaway | 125 |
2 | 7 |
| Narragansett Inn |
Newport | 80 |
2 | 7 |
| Paynes New Harbor Dock |
Block Island | 100 |
2 | 6 |
| White Lake Estates |
Pawtucket | 250 |
2 | 5 |
| Stone House Motor Inn |
Foster | 40 |
2 | 5 |
| Pastore Leisure Ctr-Ladd School Camp An0 |
North Kingstown | 25 |
2 | 5 |
| W. Alton Jones Campus - Environmental Ed |
Kingston | 100 |
2 | 4 |
| Blue Rock Cooperative |
Woonsocket | 83 |
2 | 4 |
| Fall Brook Mobile Home Park |
Providence | 98 |
1 | 617 |
| Quonset Business Park |
North Kingstown | 13,000 |
1 | 86 |
| Coventry National Guard |
East Greenwich | 50 |
1 | 50 |
| Ladd Center Water System |
North Kingstown | 129 |
1 | 41 |
| Maplehill Mobile Home Park |
Slatersville | 750 |
1 | 39 |
| North Smithfield Air National Guard Syst |
North Kingstown | 25 |
1 | 39 |
| Dowling Village |
Warwick | 2,720 |
1 | 36 |
| Exeter Job Corps Center |
Exeter | 300 |
1 | 27 |
| Pemaquid Villas MHP |
Woonsocket | 53 |
1 | 21 |
| Mobile Village, Inc. |
Coventry | 130 |
1 | 19 |
| Mr. Zs by the Lake LLC |
Glocester | 50 |
1 | 19 |
| Delfino's Kitchen and Corner Store |
Glocester | 104 |
1 | 16 |
| South Kingstown-South Shore |
Wakefield | 6,170 |
1 | 14 |
| Round Meadows Campground |
Lincoln | 250 |
1 | 14 |
| Seacrest Inn, Inc. |
Block Island | 58 |
1 | 13 |
| Classic Motor Lodge, Inc. |
West Greenwich | 35 |
1 | 13 |
| Oak Embers Campground |
West Greenwich | 69 |
1 | 11 |
| Sakonnet Early Learning Center, Inc. |
Tiverton | 200 |
1 | 10 |
| Castle Rock Condominiums |
Warwick | 292 |
1 | 9 |
| Glocester Town Hall-School Administratio |
Chepachet | 170 |
1 | 9 |
| Ninigret Park-Little Nini Pond |
Charlestown | 125 |
1 | 9 |
| Water's Edge Campground |
Coventry | 100 |
1 | 9 |
| Ninigret Park-Tennis Court |
Charlestown | 27 |
1 | 9 |
| Glad Tidings Community Church |
Chepachet | 25 |
1 | 9 |
| Slatersville Public Supply |
North Smithfield | 3,403 |
1 | 8 |
| Camp Jori |
Wakefiled | 250 |
1 | 8 |
| Oakleaf Campground |
Chepachet | 235 |
1 | 8 |
| Commons Lunch, Inc. |
Little Compton | 96 |
1 | 8 |
| Spring House Hotel - Island Entertainment |
North Providence | 450 |
1 | 7 |
| Woon Congregation of Jehovahs Witnesses |
Woonsocket | 175 |
1 | 7 |
| Tropic Frost Inc |
Charlestown | 100 |
1 | 7 |
| Eureka Hotel Corp. Inc. |
New Shoreham | 70 |
1 | 7 |
| Phil & Anns Sunset Motel, Inc. |
Charlestown | 45 |
1 | 7 |
| Walkers Roadside Stand-Bakery |
Tiverton | 40 |
1 | 7 |
| Chariho Regional High School |
Wood River Junction | 1,300 |
1 | 5 |