MyCleanWater

Oklahoma City, Oklahoma Water Quality Report

Water quality data for 14 water systems serving 677,221 people.

85
Good
out of 100

Water Source

14
Water Systems
677K
People Served
Surface water, Ground water
Water Source

Detected Contaminants

ContaminantDetected LevelEPA Limit (MCL)Health Guideline% of LimitStatus
lithium67.8 No federal limit10.0 ug/L(EPA/USGS HBSL)
678%
Above guideline
PFHxS0.005 0.010 ug/L0.001 ug/L(EWG)
52%
Within limit
PFPeA0.005 No federal limit1000.0 ug/L(EWG)
0%
Below guideline

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 (4)

71

Jul 1, 2025

minor

71

Jul 1, 2025

minor

71

Jul 1, 2025

minor

71

Jul 1, 2025

minor

Resolved Violations (496)

27

Jul 1, 2025 — Sep 30, 2025

moderate

27

Jul 1, 2025 — Sep 30, 2025

moderate

03

Apr 1, 2025 — Jun 30, 2025

moderate

03

Apr 1, 2025 — Jun 30, 2025

moderate

03

Apr 1, 2025 — Jun 30, 2025

moderate

+ 491 more resolved violations

Frequently Asked Questions

Is Oklahoma City tap water safe to drink?

Oklahoma City's water meets all EPA maximum contaminant levels. However, 3 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.

What contaminants are in Oklahoma City tap water?

3 contaminants have been detected in Oklahoma City's water supply across 14 water systems. See the full contaminant table above for details.

How can I improve my water quality in Oklahoma City?

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

Does Oklahoma City have any water quality violations?

Yes, Oklahoma City currently has 293 active violations. See the violations section above for details.