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State overview
Radon in Minnesota
Of Minnesota's 87 counties and county equivalents, EPA places 68 in Zone 1, 19 in Zone 2. Zones are county-wide predictions; testing is the only way to know your home's level.
Radon in the news
Minnesota stories
- January is National Radon Action Month: Minnesota Health Officials Urge Residents to Test for Deadly GasKNSI · 2025-01-09
- The Minnesota Department of Health hosting Radon Poster ContestCommunity Reporter · 2024-09-25
- Many Southeast Minnesota homes have high radon. Now is time to test, public health experts sayPost Bulletin · 2024-01-20
- More than 40% of Minnesota Homes have Radon Levels Above Federal Health StandardMarshall Radio · 2024-01-09
Headlines link to the original publishers via Google News. Updated 2026-10-27.
All 87 counties
Source: EPA radon zones spreadsheet (EPA 402/A-16/001).