Percentage of Minnesota Properties with Radon Levels ≥ 4 pCi/L by County
4.0 pCi/L is EPA Action Level. At or above 4.0 pCi/L, the EPA and MDH highly encourage fixing the home to reduce radon exposure.
4.0 pCi/L is EPA Action Level. At or above 4.0 pCi/L, the EPA and MDH highly encourage fixing the home to reduce radon exposure.
