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Public water system record

Waukegan

Serves Waukegan, Lake County, IL · 87,149 people served

Federal records show no health-based violations and 6 monitoring/reporting issues for Waukegan in the last ten years. At least one of these issues remains unresolved.

  • IL0971900
  • WAUKEGAN
  • IL
  • 87,149 served

System profile

Source water Surface water
ZIP 60085
EPA system ID IL0971900

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
6

Key facts

  • Waukegan draws water from 2 surface water intakes.
  • Most recent formal enforcement: signed compliance agreement by Illinois, June 2009.
  • Record on file since 1977, with 5 health-based violations before October 19, 2016.
  • Lead pipe inventory: 4,589 lead and 11,508 unknown out of 22,725 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, 2025 Active
Haloacetic Acids (HAA5)
Monitoring and reporting
 Apr 1, 2025 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Apr 1, 2025 Resolved
Lead and Copper Rule
Monitoring and reporting
 Oct 1, 2023 Resolved
CARBON, TOTAL
Monitoring and reporting
 Apr 1, 2023 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
 Sep 1, 2017 Resolved

Full record since 1977

EPA's records for Waukegan go back to 1977. Before October 19, 2016 they list 5 health-based violations (3 resolved, 2 archived by EPA without a recorded fix) and 15 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1970s 0 1
1990s 4 13
2000s 1 0
2010 to October 18, 2016 0 1
October 19, 2016 to 2019 0 1
2020s 0 5

Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began March 2009, Resolved.

Show all 5 health-based violations before October 19, 2016
Contaminant Start date Status
Surface Water Treatment Rule
Treatment technique failure
 Mar 1, 2009 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Apr 1, 1994 Archived
Surface Water Treatment Rule
Treatment technique failure
 Feb 1, 1994 Archived
Lead and Copper Rule
Treatment technique failure
 Jan 1, 1993 Resolved
Lead and Copper Rule
Treatment technique failure
 Dec 7, 1992 Resolved

Enforcement actions

Illinois regulators took 1 formal enforcement action against Waukegan in 2009. The most recent was a signed compliance agreement in June 2009.

Date By Action Violations covered
Jun 10, 2009 Illinois Signed compliance agreement 1 violation (1 health-based): Surface Water Treatment Rule

Where the water comes from

Waukegan draws water from 2 surface water intakes. It also has emergency connections to North Chicago and Gurnee. 4 other community water systems and 5 smaller public systems such as schools, businesses or campgrounds buy water from Waukegan. 2 other public water systems have emergency connections to Waukegan.

Emergency or part-time connections to

Community systems that buy water from it

Annual water quality report

Waukegan 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 Illinois.

Certified drinking water labs by state EPA guidance for private wells