Rhode Island water providers
Find published drinking-water records, providers, and official agency resources for Rhode Island. Review sources, sample dates, and coverage.
Official drinking-water resources
- State of Rhode Island - Department of Health - Drinking Water Quality
- Rhode Island — Drinking Water Viewer
- Rhode Island — Published PFAS report
The responsible agency may differ for tribal systems. Record availability and sample dates vary by provider.
Community systems appear first. Sort: Population served · A–Z
Public water systems
465 systems in the imported directory. Includes community systems, schools, workplaces, and other public systems.
- City of ProvidenceRI1592024 · CWS · Population served: 333,142
- Pawtucket Water Supply Board Veolia-NaRI1592021 · CWS · Population served: 98,130
- Kent County Water AuthorityRI1559511 · CWS · Population served: 94,107
- City of WarwickRI1615627 · CWS · Population served: 73,289
- Bristol County Water AuthorityRI1647515 · CWS · Population served: 49,000
- City of East ProvidenceRI1615610 · CWS · Population served: 47,618
- Woonsocket Water DivisionRI1559518 · CWS · Population served: 45,828
- City of NewportRI1592010 · CWS · Population served: 42,155
- Westerly Water DepartmentRI1559512 · CWS · Population served: 35,298
- Town of North KingstownRI1559517 · CWS · Population served: 27,732
- Veolia Water Wakefield Rhode Island IncRI1615624 · CWS · Population served: 22,347
- Lincoln Water CommissionRI1858423 · CWS · Population served: 21,664
- Town of CumberlandRI1647530 · CWS · Population served: 21,235
- University of Rhode IslandRI1858422 · CWS · Population served: 19,354
- Portsmouth Water & Fire DistrictRI1592022 · CWS · Population served: 17,090
- Block Island Water CompanyRI1858430 · CWS · Population served: 9,999
- Cne - New London Turnpike Entry PointRI2980453 · CWS · Population served: 9,999
- Greenville Water DistrictRI1858410 · CWS · Population served: 9,500
- Smithfield Water Supply BoardRI1615616 · CWS · Population served: 9,460
- North Tiverton Fire DistrictRI1592018 · CWS · Population served: 8,969
- Narragansett Water System-Point JudithRI1858428 · CWS · Population served: 8,210
- Naval Station, NewportRI1000016 · CWS · Population served: 7,870
- South Kingstown-South ShoreRI1615623 · CWS · Population served: 6,170
- Clear River Electric And Water DistrictRI1858411 · CWS · Population served: 6,000
- Narragansett Water Dept-North EndRI1858429 · CWS · Population served: 4,432
- Kingston Water DistrictRI1858421 · CWS · Population served: 3,968
- Slatersville Public SupplyRI1615614 · CWS · Population served: 3,403
- Jamestown Water DepartmentRI1858419 · CWS · Population served: 3,348
- Tiverton Water Authority, Town HallRI1900042 · CWS · Population served: 3,213
- Stone Bridge Fire DistrictRI1615619 · CWS · Population served: 2,793
- Dowling VillageRI2980476 · CWS · Population served: 2,720
- Town of RichmondRI1000040 · CWS · Population served: 2,671
- Warwick-PotowomutRI1900051 · CWS · Population served: 2,163
- Prudence Island Water DistrictRI1592023 · CWS · Population served: 1,500
- Scituate High School & Middle SchoolRI1615612 · CWS · Population served: 1,426
- Maplehill Mobile Home ParkRI2973130 · CWS · Population served: 750
- South Kingstown-MiddlebridgeRI1000015 · CWS · Population served: 694
- Eleanor Slater Hospital Zambarano UnitRI1647516 · CWS · Population served: 540
- Providence-City of - WhippleRI2980461 · CWS · Population served: 471
- Central Beach Fire DistrictRI1647512 · CWS · Population served: 470
- United States Navy -Fort AdamsRI1900046 · CWS · Population served: 320
- Cne - Hopkins Hill Road Entry PointRI2980452 · CWS · Population served: 317
- Exeter Job Corps CenterRI2980475 · CWS · Population served: 300
- Quonochontaug East Beach Water AssociatiRI1647511 · CWS · Population served: 300
- Shadow Woods At Deer BrookRI2980426 · CWS · Population served: 300
- Shady Harbor Fire DistrictRI1559513 · CWS · Population served: 300
- Castle Rock CondominiumsRI1000035 · CWS · Population served: 292
- Lake Forest Health And RehabilitationRI2000083 · CWS · Population served: 268
- Village On Chopmist Hill, TheRI2943224 · CWS · Population served: 250
- South Kingstown Nursing And RehabRI2882117 · CWS · Population served: 232
- Touisset Point Water TrustRI1615626 · CWS · Population served: 225
- Dawn Hill Home Rehab And Healthcare, TheRI2980478 · CWS · Population served: 220
- Lindhbrook Water CompanyRI1000098 · CWS · Population served: 200
- Harmony Hill School, Inc.RI2000059 · CWS · Population served: 199
- Meadowlark, Inc.RI2753326 · CWS · Population served: 183
- Bethel Village Water AssnRI1000045 · CWS · Population served: 180
- South Trail CommerceRI2980487 · CWS · Population served: 175
- Richmond Ridge DevelopmentRI2980480 · CWS · Population served: 172
- Hillsdale Housing Cooperative, Inc.RI2942525 · CWS · Population served: 170
- Echo Lake Water DistrictRI2980414 · CWS · Population served: 160
- Canonchet Cliffs Water Association Inc.RI1900053 · CWS · Population served: 154
- Charlestown Cedars LLCRI2674925 · CWS · Population served: 150
- Nasonville Water DistrictRI1900034 · CWS · Population served: 150
- Split Rock CorporationRI2585312 · CWS · Population served: 138
- Chimera IncRI2519424 · CWS · Population served: 133
- Mobile Village, Inc.RI2585313 · CWS · Population served: 130
- Ladd Center Water SystemRI1592012 · CWS · Population served: 129
- Town of HopkintonRI2980473 · CWS · Population served: 125
- Paige AssociatesRI1900020 · CWS · Population served: 120
- Saugatucket SpringsRI2980423 · CWS · Population served: 110
- Ninigret RealtyRI2674928 · CWS · Population served: 109
- Alpine Nursing HomeRI2519426 · CWS · Population served: 105
- Church WoodsRI2980017 · CWS · Population served: 98
- Kingston Center An0RI2000165 · CWS · Population served: 77
- Border Hill Mobile Home ParkRI2674924 · CWS · Population served: 75
- Glendale Water AssnRI1583825 · CWS · Population served: 75
- Pine Acres AlrRI2000004 · CWS · Population served: 75
- Shannock Water DistrictRI1647529 · CWS · Population served: 75
- Heritage Park Home Co-OperativeRI2051311 · CWS · Population served: 60
- Liberty HillRI2980481 · CWS · Population served: 48
- Abbey Lane Community Assn., Inc.RI1000009 · CWS · Population served: 45
- Blueberry Heights Housing Cooperative CoRI2814410 · CWS · Population served: 44
- Laurel Crest Glocester Housing AuthorityRI2980146 · CWS · Population served: 43
- Four Seasons Mhp Co-Op Assn.RI2980001 · CWS · Population served: 40
- Lawrence Sunset Cove AssociationRI2980003 · CWS · Population served: 36
- Foster Senior Housing Inc.RI1858435 · CWS · Population served: 31
- Sunset Cove Properties LLCRI2000053 · CWS · Population served: 30
- Jemp 1 LLCRI2980323 · CWS · Population served: 28
- Rockville Mill Hopkinton, LLCRI2980447 · CWS · Population served: 28
Schools, workplaces and other non-community systems
- Quonset Business ParkRI1592025 · NTNCWS · Population served: 13,000
- Brown University Health-Ri HospitalRI2980469 · NTNCWS · Population served: 8,040
- Burlingame Reservation-Main Camp-LegiontRI1000005 · TNCWS · Population served: 3,024
- Brown University Health-Miriam HospitalRI2980468 · NTNCWS · Population served: 2,401
- Rhode Island Welcome Center An0RI2980178 · TNCWS · Population served: 2,000
- Ponaganset High SchoolRI1583829 · NTNCWS · Population served: 1,600
- Chariho Regional Middle SchoolRI2980185 · NTNCWS · Population served: 1,500
- Chariho Regional High SchoolRI1592030 · NTNCWS · Population served: 1,300
- North Smithfield Jr_sr High SchoolRI1592017 · NTNCWS · Population served: 1,200
- Yawgoog Scout ReservationRI1000018 · TNCWS · Population served: 1,200
- Wrights Farm Corp.RI2973119 · NTNCWS · Population served: 1,125