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South Dakota Water Quality
There is not enough test data to rank South Dakota against other states.
Based on 2 scored cities covering 3.1% of the state's served population.
Cities With Test Results on File
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Frequently Asked Questions About South Dakota Water Quality
South Dakota is not ranked: there is not enough test data to rank it against other states. Based on 2 scored cities covering 3.1% of the state's served population.
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