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Maps

Click on maps for larger image and more information about radon by locality.

Local

Twin Cities average radon levels
Twin Cities average radon levels

Minnesota

EPA map of radon zones
EPA map of radon zones

MN average radon levels
MN average radon levels

U.S.

EPA map of radon zones
EPA map of radon zones

U.S. average radon levels
U.S. average radon levels

World

World average radon levels
World average radon levels