MyCleanWater

Rock Island, Illinois Water Quality Report

Water quality data for 2 water systems serving 46,818 people.

60
Fair
out of 100

Water Source

2
Water Systems
47K
People Served
Surface water
Water Source

Detected Contaminants

ContaminantDetected LevelEPA Limit (MCL)Health Guideline% of LimitStatus
PFBA0.016 No federal limit1000.0 ug/L(EWG)
0%
Below guideline
PFOA0.005 0.004 ug/L0.090 ug/L(EWG)
115%
Above limit

Recommended Water Filters

Based on the contaminants detected in your water supply, these filtration systems are recommended:

Reverse Osmosis (RO)

Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.

Up to 99% PFAS removal

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Compliance & Violations

Active Violations (22)

72

Jul 1, 2025

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 (169)

27

Apr 1, 2025 — Jun 30, 2025

moderate

27

Apr 1, 2025 — Jun 30, 2025

moderate

27

Apr 1, 2025 — Jun 30, 2025

moderate

03

Apr 1, 2025 — Jun 30, 2025

moderate

27

Apr 1, 2025 — Jun 30, 2025

moderate

+ 164 more resolved violations

Frequently Asked Questions

Is Rock Island tap water safe to drink?

Rock Island's water has 1 contaminant detected above EPA limits. While the water is treated, residents may want to consider additional filtration.

What contaminants are in Rock Island tap water?

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

How can I improve my water quality in Rock Island?

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

Does Rock Island have any water quality violations?

Yes, Rock Island currently has 22 active violations. See the violations section above for details.