#44 of 51B
Arizona Water Quality
Arizona ranks #44 out of 51 states for tap water quality with a score of 77.4 out of 100.
Summary
Overall Score
77.4
out of 100
Cities Tested
87
cities
Cities w/ Violations
82
94% of cities
Avg Contaminants
7.5
above guidelines
Population
24.9M
people affected
Best Cities in Arizona
Pop: 2,080Score: 100
Pop: 25,398Score: 100
Pop: 1,740Score: 100
Pop: 5,307Score: 100
Pop: 15,570Score: 100
Cities Needing Improvement
Pop: 20,000Score: 70
Pop: 181,730Score: 70
Pop: 1,701,750Score: 70
Pop: 251,718Score: 70
Pop: 1,875,466Score: 75
Cities listed have the lowest water quality scores in Arizona.
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