Infrastructure

Delaware vs District of Columbia: Water Quality Score

Water quality data is not available for comparison.

Delaware flag
Delaware
DE · South
81.3/100 (A)
State tap-water score on a 100-point scale from the existing water-quality ranking.
District of Columbia flag
District of Columbia
DC · South
-
State tap-water score on a 100-point scale from the existing water-quality ranking.
Delaware
81.3/100 (A)

People also ask

Delaware vs District of Columbia Water Quality Score — common questions

QWhat is Delaware's water quality score?

Delaware's water quality score is 81.3/100 (A).

More comparisons: Delaware vs District of Columbia

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Full comparison
Annual Power Outage Hours Road Quality Rank Renewable Electricity Share Largest Airport

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Data source and freshness

Primary source
USA Symbol — Water Quality by State
Data period
2026 ranking
Dataset reviewed
July 23, 2026
Method note
TapWaterData.com composite score; it is not an EPA regulatory compliance grade.