How many water violations are in Providence County?

Providence County has 14,067 total drinking water violations across 182 water systems, of which 3,780 are health-based violations. 96.7% of systems have at least one violation.

How many people get water from Providence County systems?

Water systems in Providence County serve approximately 642,474 people through 182 public water systems.

Has PFAS been detected in Providence County water?

Under EPA UCMR5, 3 of 10 tested systems in Providence County had at least one PFAS detection (30.0% of the UCMR5-tested subset - not of all 182 SDWIS systems).

What types of water sources supply Providence County?

Water systems in Providence County use GW (168 systems), SW (14 systems) as their primary water sources.

Are health-based violations serious?

Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 26.9% of Providence County's violations are health-based. Among counties with any SDWIS violations, this extract puts Providence County in the higher health-based share band. Not all violations indicate immediate health risk, but they require corrective action.

Counties → Rhode Island

Providence County, Rhode Island

Compiled by PlainWater · May 15, 2026

SDWIS compliance plate

Sheet RI007 · Providence County 182 sys · 14,067 viol · #109/3254

VIOL-SEVERE · HEALTH-MID · RANK-TOP · ABOVE-PEER · PFAS-MID · SRC-GW · SYS-LARGE · BOOK-FULL

VIOL-SEVERE 96.7% flagged
HEALTH-MID 26.9% health
RANK-TOP #109/3254
ABOVE-PEER +2.0 pp
PFAS-MID 30.0% detect
SRC-GW GW lead 92%
SYS-LARGE 182 systems
BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Washington County ( -2 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Providence County ranks #109 of 3,254 counties by people served, and #1 of 5 counties in Rhode Island. See methodology · corpus placement.

Providence County standing, mid-flagged corpus third

Flagged-system rate 96.7% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 26.9% is health-based share above the upper third (> 24.5%) . UCMR5 detect rate 30.0% is UCMR5 detect rate in the tested-pool middle third (≤ 33.3%) . Population served ranks #109 of 3,254 · #1 of 5 in Rhode Island.

Water Systems

System Name	Population	Violations	PFAS
Providence-City Of	333,142	51	Clean
Pawtucket Water Supply Board Veolia-Na	98,130	71	Detected
East Providence-City Of	47,618	60	Clean
Woonsocket Water Division	45,828	127	Detected
Lincoln Water Commission	21,664	18	Clean
Cumberland, Town Of	21,235	157	Detected
Greenville Water District	9,500	48	Clean
Smithfield Water Supply Board	9,460	114	Clean
Brown University Health-RI Hospital	8,040	0	Clean
Clear River Electric and Water District	6,000	23	-
Slatersville Public Supply	3,403	106	-
Dowling Village	2,720	55	-
Brown University Health-Miriam Hospital	2,401	10	-
Ponaganset High School	1,600	156	Clean
Scituate High School & Middle School	1,426	89	-
North Smithfield Jr_sr High School	1,200	12	-
Wrights Farm Corp.	1,125	334	-
Bowdish Lake Camping Area, Brown 1 & 2	990	124	-
Ponaganset Middle School	923	24	-
St. Josephs Church	880	8	-
Rustic Tri-View Drive in Theatre-Snack B	800	101	-
Maplehill Mobile Home Park	750	162	-
Burrillville Middle School	650	38	-
Colaluca Family Campground	600	31	-
St. Mary & St. Mena Coptic Church of RI	600	3	-
West Glocester Elementary School	541	17	-
Eleanor Slater Hospital Zambarano Unit	540	217	-
North Scituate Elementary	500	138	-
Providence-City of - Whipple	471	43	-
Captain Isaac Paine School	460	18	-
North Smithfield Elementary School	460	57	-
Pulaski Mem Park-Beach Area-Dem Div. For	450	15	-
Spring Lake Recreational Facility	450	10	-
Scituate Village Plaza	450	121	-
Money Hill Plaza	450	65	-
Fogarty Memorial School	427	45	-
Cindys Diner & Restaurant, Inc.	400	15	-
Slatersville Medical Complex	400	224	-
Powder Mill Creamery	400	59	-
Pines Events & Promotion, LLC an0, The	330	33	-
Assados Kitchen and Bar	310	33	-
Country Chowder Shack	300	110	-
Confreda Greenhouses & Farms, LLC	300	121	-
Lake Forest Health and Rehabilitation	268	82	-
Shady Acres Fry Shack LLC	260	35	-
Famous Pizza	250	187	-
Cadys Tavern	250	133	-
Village on Chopmist Hill, The	250	784	-
Merola's Restaurant & Bar	250	57	-
Oakleaf Campground	235	42	-

Compare beyond Rhode Island

Mid-flagged peers for Providence County

Cross-state counties nearest Providence County on flagged-system share (96.7%) and cumulative violation count (14,067). In-state neighbours stay on the compliance plate above.

Similar flagged-system rate

Nearest cross-state counties by % of SDWIS systems with at least one violation on record.

4 peers

Similar violation load

Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).

4 peers

Read our methodology · Check your water system - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

Compiled by PlainWater, Drinking Water Quality Editorial Process · May 15, 2026

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.