#18 of 51A
District of Columbia Water Quality
District of Columbia ranks #18 out of 51 states for tap water quality with a score of 85.0 out of 100.
Summary
Overall Score
85.0
out of 100
Cities Tested
1
cities
Cities w/ Violations
1
100% of cities
Avg Contaminants
6.0
above guidelines
Population
665,214
people affected
Best Cities in District of Columbia
Pop: 665,214Score: 85
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