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#9 of 49A

Wyoming Water Quality

Wyoming ranks #9 out of 49 states for tap water quality with a score of 92.0 out of 100.

Based on 63 scored cities covering 61.9% of the state's served population.

Summary

Overall Score
92.0
out of 100
Cities Tested
63
cities
Cities w/ Violations
54
86% of cities
Avg Contaminants
2.5
above guidelines
Population
405,022
people affected

Best Cities in Wyoming

Score: 100
Score: 100
Score: 100
Score: 100
Score: 100

Cities Needing Improvement

Score: 64.3
Score: 75
Score: 83.7
Score: 83.7
Score: 85

Cities listed carry the most serious water quality verdicts in Wyoming, worst first, then the lowest scores. A city rated Safe is never listed.

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Frequently Asked Questions About Wyoming Water Quality

Wyoming ranks #9 out of 49 states and territories for water quality with a score of 92.0 out of 100 and a grade of A. A total of 63 cities were tested across the state.

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Your upload also helps us keep local water data accurate โ€” we only ever share anonymized, area-level summaries.

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