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Public water system record

City of Detroit

Serves Detroit, Highland Park and Hamtramck, Wayne County, MI · 633,218 people served

Federal records show no health-based violations and 1 monitoring/reporting issue for City of Detroit in the last ten years.

  • MI0001800
  • DETROIT
  • MI
  • 633,218 served

System profile

Source water Purchased surface water
ZIP 48226
EPA system ID MI0001800

Verify this system on EPA ECHO →

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

Key facts

  • City of Detroit buys its water from Great Lakes Water Authority.
  • Record on file since 1991, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 80,595 lead and 39,073 unknown out of 251,531 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.

None since October 2016.

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Consumer Confidence Rule
OTHER
 Jul 1, 2020 Resolved

Full record since 1991

EPA's records for City of Detroit go back to 1991. Before October 19, 2016 they list no health-based violations and 6 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 6
2020s 0 1

Where the water comes from

City of Detroit buys its water from Great Lakes Water Authority. It lists no wells or intakes of its own. 1 smaller public system such as schools, businesses or campgrounds buys water from City of Detroit.

Buys water from

Annual water quality report

City of Detroit 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