MyCleanWater

Elgin, Illinois Water Quality Report

Water quality data for 5 water systems serving 116,893 people.

45
Poor
out of 100

Water Source

5
Water Systems
117K
People Served
Surface water, Ground water
Water Source

Detected Contaminants

ContaminantDetected LevelEPA Limit (MCL)Health Guideline% of LimitStatus
lithium19.3 No federal limit10.0 ug/L(EPA/USGS HBSL)
193%
Above guideline
PFBA0.008 No federal limit1000.0 ug/L(EWG)
0%
Below guideline
PFHxA0.004 No federal limit1000.0 ug/L(EWG)
0%
Below guideline
PFPeA0.005 No federal limit1000.0 ug/L(EWG)
0%
Below guideline

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Compliance & Violations

Active Violations (57)

4H

Jul 2, 2025

minor

4H

Jul 2, 2025

minor

72

Jul 1, 2025

minor

72

Jul 1, 2025

minor

66

Apr 1, 2025

moderate

4G

Oct 17, 2024

minor

4G

Oct 17, 2024

minor

4G

Oct 17, 2024

minor

4G

Oct 17, 2024

minor

2E

Oct 17, 2024

critical

2E

Oct 17, 2024

critical

2E

Oct 17, 2024

critical

4G

Oct 17, 2024

minor

34

Dec 20, 2023

moderate

34

Dec 20, 2023

moderate

72

Oct 1, 2023

minor

71

Jul 1, 2023

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Violation

Unknown

minor

Resolved Violations (224)

75

Aug 22, 2025

minor

75

Aug 22, 2025

minor

75

Jul 12, 2025

minor

75

Jul 12, 2025

minor

75

Jul 12, 2025

minor

+ 219 more resolved violations

Frequently Asked Questions

Is Elgin tap water safe to drink?

Elgin's water meets all EPA maximum contaminant levels. However, 4 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.

What contaminants are in Elgin tap water?

4 contaminants have been detected in Elgin's water supply across 5 water systems. See the full contaminant table above for details.

How can I improve my water quality in Elgin?

Install a water filter rated for the specific contaminants found in Elgin's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.

Does Elgin have any water quality violations?

Yes, Elgin currently has 57 active violations. See the violations section above for details.