Rhode Island drinking water record

Health-based drinking water violations in Rhode Island, by year
15: 111516: 221617: 661718: 11111819: 881920: 13132021: 10102122: 882223: 11112324: 442425: 121225

Busiest year: 2020 (13 violations). Counted by the year the violation period began. Source: EPA SDWIS.

  • Community water systems: 89 active systems serve about 1,065,952 people. 61 of them (69%) serve 3,300 people or fewer; 64 draw mainly on groundwater and 25 on surface water.
  • Health-based violations since 2015: 92, at 31 systems (35% of all systems). That share is 30th of 50 states (1 = lowest).
  • Most common problems: contaminant averages over the limit (53); lead and copper corrosion-control studies (9); E. coli (5). Source: EPA SDWIS
  • Largest system: Providence-City Of, about 333,142 people, with 1 health-based violation since 2015. Source: EPA SDWIS
  • Housing age: the median Rhode Island home was built in 1962 (US 1980). Older housing stock means more lead service lines left to replace. Source: US Census Bureau, ACS 2020–2024 (table B25035)
The largest water systems in Rhode Island
SystemPeople servedMain sourceHealth violations since 2015
Providence-City Of333,142Surface water1
Pawtucket Water Supply Board Veolia-Na98,130Surface water0
Kent County Water Authority94,107Bought surface water0
Warwick-City Of73,289Bought surface water0
Bristol County Water Authority49,000Bought surface water0
East Providence-City Of47,618Bought surface water3

Source: EPA SDWIS.

Share of water systems with a health-based violation since 2015: Rhode Island and nearby states
  • Massachusetts23.9%
  • Rhode Island34.8%
  • Connecticut41.8%

Rhode Island is 2nd of 3 (1 = lowest share). Source: EPA SDWIS.

Checked September 2026.

Who to call in Rhode Island, city by city

4 Rhode Island cities on this site and the water utility for each. What to do while you wait is in our water service outage guide.

Frequently asked questions

Is there a water service outage in Rhode Island right now?

Not on this site: no reports from Rhode Island in the last 24 hours.

How many public water systems are in Rhode Island?

EPA records list 89 active community water systems in Rhode Island, serving about 1,065,952 people. 69% serve 3,300 people or fewer.

How common are drinking water violations in Rhode Island?

Since 2015, 31 of 89 community water systems in Rhode Island (35%) have had at least one health-based violation, 92 in total.

What is the largest water system in Rhode Island?

Providence-City Of, which EPA records list as serving about 333,142 people.

Report counts are user-submitted; other figures name their official source. How our data works

Cities in Rhode Island with Water Service Outages Information

Cranston

no reports in the last 24 hours · pop. 82,389
Providence Water

View Water Service Outages

Pawtucket

no reports in the last 24 hours · pop. 72,592
Pawtucket Water Supply Board

View Water Service Outages

Providence

no reports in the last 24 hours · pop. 190,934
Providence Water

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Warwick

no reports in the last 24 hours · pop. 82,672
Warwick Water Division

View Water Service Outages