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Public water system record

City of Flint

Serves Flint, Genesee County, MI · 81,252 people served

Federal records show 1 health-based violation and 3 monitoring/reporting issues for City of Flint in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.

  • MI0002310
  • FLINT
  • MI
  • 81,252 served

System profile

Source water Purchased surface water
ZIP 48502
EPA system ID MI0002310

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
3

Key facts

  • City of Flint buys its water from Genesee County Water System and Great Lakes Water Authority.
  • Most recent formal enforcement: emergency order under section 1431 of the Safe Drinking Water Act by EPA, November 2016.
  • Record on file since 2004, with 6 health-based violations before October 19, 2016.
  • Lead pipe inventory: 722 lead and 3,283 unknown out of 36,039 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
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
 350 Oct 17, 2024 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Lead and Copper Rule
Monitoring and reporting
 Jul 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jan 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jul 11, 2019 Resolved

Full record since 2004

EPA's records for City of Flint go back to 2004. Before October 19, 2016 they list 6 health-based violations (3 resolved, 3 archived by EPA without a recorded fix) and 2 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 0 2
2010 to October 18, 2016 6 0
October 19, 2016 to 2019 0 1
2020s 1 2

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began April 2015, Archived.

Show all 6 health-based violations before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.094 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Apr 1, 2015 Archived
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.105 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
 Jan 1, 2015 Archived
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.099 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Oct 1, 2014 Archived
Total Coliform
Contaminant limit exceeded
 Sep 1, 2014 Resolved
Total Coliform (acute)
Contaminant limit exceeded
 Aug 1, 2014 Resolved
Total Coliform
Contaminant limit exceeded
 Aug 1, 2014 Resolved

Enforcement actions

Michigan regulators and EPA took 2 formal enforcement actions against City of Flint between 2005 and 2016. The most recent was an emergency order under section 1431 of the Safe Drinking Water Act in November 2016.

Date By Action Violations covered
Nov 17, 2016 EPA Emergency order under section 1431 of the Safe Drinking Water Act 3 violations (3 health-based): Total Trihalomethanes (TTHMs)
Nov 8, 2005 Michigan Administrative penalty 1 violation: Consumer Confidence Rule

What the violations mean

LEAD AND COPPER RULE REVISIONS

1 incident

The system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).

The utility had to notify customers about this violation.

Where the water comes from

City of Flint buys its water from Genesee County Water System and Great Lakes Water Authority. It lists no wells or intakes of its own. 2 smaller public systems such as schools, businesses or campgrounds buy water from City of Flint.

Buys water from

Annual water quality report

City of Flint 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 Michigan.

Certified drinking water labs by state EPA guidance for private wells