MyCleanWater

Chino Hills, California Water Quality Report

Water quality data for 1 water system serving 76,414 people.

85
Good
out of 100

Water Source

1
Water System
76K
People Served
Surface water
Water Source

Detected Contaminants

No contaminant data available for this location.

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Compliance & Violations

Active Violations (30)

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 (13)

22

Jul 1, 1994 — Jul 31, 1994

critical

22

Jul 1, 1994 — Jul 31, 1994

critical

24

Jul 1, 1994 — Jul 31, 1994

moderate

22

Jul 1, 1994 — Jul 31, 1994

critical

22

Jul 1, 1994 — Jul 31, 1994

critical

+ 8 more resolved violations

Frequently Asked Questions

Is Chino Hills tap water safe to drink?

Chino Hills's water meets all EPA maximum contaminant levels. However, 0 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.

What contaminants are in Chino Hills tap water?

0 contaminants have been detected in Chino Hills's water supply across 1 water system. See the full contaminant table above for details.

How can I improve my water quality in Chino Hills?

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

Does Chino Hills have any water quality violations?

Yes, Chino Hills currently has 30 active violations. See the violations section above for details.