MyCleanWater

Carol Stream, Illinois Water Quality Report

Water quality data for 2 water systems serving 39,878 people.

85
Good
out of 100

Water Source

2
Water Systems
40K
People Served
Surface water, Ground water
Water Source

Detected Contaminants

ContaminantDetected LevelEPA Limit (MCL)Health Guideline% of LimitStatus
PFBA0.005 No federal limit1000.0 ug/L(EWG)
0%
Below guideline

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Compliance & Violations

Active Violations (49)

Violation

Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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Unknown

minor

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minor

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minor

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minor

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minor

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minor

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minor

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minor

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minor

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minor

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minor

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minor

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minor

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Unknown

minor

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Unknown

minor

Resolved Violations (61)

3A

May 1, 2025 — May 31, 2025

minor

27

May 1, 2025 — May 31, 2025

moderate

3A

May 1, 2025 — May 31, 2025

minor

27

May 1, 2025 — May 31, 2025

moderate

27

May 1, 2025 — May 31, 2025

moderate

+ 56 more resolved violations

Frequently Asked Questions

Is Carol Stream tap water safe to drink?

Carol Stream's water meets all EPA maximum contaminant levels. However, 1 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.

What contaminants are in Carol Stream tap water?

1 contaminants have been detected in Carol Stream's water supply across 2 water systems. See the full contaminant table above for details.

How can I improve my water quality in Carol Stream?

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

Does Carol Stream have any water quality violations?

Yes, Carol Stream currently has 49 active violations. See the violations section above for details.