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💧 TapWaterData
#10 of 51A

South Carolina Water Quality

South Carolina ranks #10 out of 51 states for tap water quality with a score of 94.7 out of 100.

Based on 277 scored cities covering 97.6% of the state's served population.

Summary

Overall Score
94.7
out of 100
Cities Tested
277
cities
Cities w/ Violations
250
90% of cities
Avg Contaminants
3.0
above guidelines
Population
4.1M
people affected

Best Cities in South Carolina

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

Cities Needing Improvement

Score: 82.7
Score: 82.3
Score: 82
Score: 82.7
Score: 84.3

Cities listed have the lowest water quality scores in South Carolina.

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Frequently Asked Questions About South Carolina Water Quality

South Carolina ranks #10 out of 51 states and territories for water quality with a score of 94.7 out of 100 and a grade of A. A total of 277 cities were tested across the state.

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