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Public water system record

Providence-City of

Serves Cranston and Providence, Providence County, RI · 333,142 people served

Federal records show 1 health-based violation and 7 monitoring/reporting issues for Providence-City of in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • RI1592024
  • PROVIDENCE
  • RI
  • 333,142 served

System profile

Source water Surface water
ZIP 02907
EPA system ID RI1592024

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
1
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
7

Key facts

  • Providence-City of draws water from 1 surface water intake.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit), 2018.
  • Record on file since 2006, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 25,785 lead and 7,402 unknown out of 80,346 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Jul 1, 2018 Resolved No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Interim Enhanced Surface Water Treatment Rule
OTHER
 Nov 22, 2024 Resolved
CARBON, TOTAL
Monitoring and reporting
 Jan 1, 2024 Resolved
Lead and Copper Rule
Monitoring and reporting
 Apr 1, 2021 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jul 1, 2020 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
 Mar 31, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
 Nov 26, 2017 Resolved

Full record since 2006

EPA's records for Providence-City of go back to 2006. Before October 19, 2016 they list 2 health-based violations (2 resolved) and no monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 2 0
October 19, 2016 to 2019 1 1
2020s 0 6

Most recent health-based violation before October 19, 2016: Lead and Copper Rule, began October 2007, Resolved.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Lead and Copper Rule
Treatment technique failure
 Oct 1, 2007 Resolved
Lead and Copper Rule
Treatment technique failure
 Oct 18, 2006 Resolved

What the violations mean

Total Trihalomethanes (TTHMs)

1 incident

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

Providence-City of draws water from 1 surface water intake. 7 other community water systems and 2 smaller public systems such as schools, businesses or campgrounds buy water from Providence-City of.

Community systems that buy water from it

Annual water quality report

Providence-City of must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Rhode Island.

Certified drinking water labs by state EPA guidance for private wells