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Radon in Scott County

High radon risk

Over 2014-2023, 40.5% of Scott County homes tested came back at or above the 4 pCi/L action level, above the statewide figure of 35.9%. The median test result here was 3.3 pCi/L over 2010–2020 (statewide median: 3.1 pCi/L). About 760 Scott County properties were tested per year over that period. Roughly 40% of homes tested in this county came back at or above the 4 pCi/L action level.

Tests at or above 2 pCi/L (2014-2023)68.9% (6,054 properties)
Tests at or above 4 pCi/L (2014-2023)40.5% (3,559 properties)
Median result (2010–2020)3.3 pCi/L
Average result (2010–2020)4.4 pCi/L
95th percentile (2010–2020)12.3 pCi/L
Testing rate (2010–2020)148.5 per 10,000 properties per year

Source: Minnesota Department of Health radon test data, last checked July 8, 2026. County numbers describe homes that happened to be tested, not yours; only a test can tell you your home's level.

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