Skip to main content
#51 of 51B

Oklahoma Water Quality

Oklahoma ranks #51 out of 51 states for tap water quality with a score of 72.6 out of 100.

Summary

Overall Score
72.6
out of 100
Cities Tested
154
cities
Cities w/ Violations
154
100% of cities
Avg Contaminants
7.2
above guidelines
Population
10.2M
people affected

Best Cities in Oklahoma

Score: 96
Score: 94
Score: 94
Score: 90
Score: 90

Cities Needing Improvement

Score: 65
Score: 65
Score: 65
Score: 65
Score: 65

Cities listed have the lowest water quality scores in Oklahoma.

Check Your City's Water Quality

See detailed water quality data and get personalized filter recommendations for your specific location.

Stay Informed About Your Water Quality

Get EPA reports, filter recommendations, and safety alerts for your area.

Join 10,000+ people protecting their families. Unsubscribe anytime.