Environmental

Illinois requires homeowners to test for radon if their home is in which of the following situations?

AIllinois does not require radon testing for any property
BOnly homes built before 1980
COnly homes with known uranium deposits on the property
DIllinois recommends testing for all homes, especially in areas with known elevated radon potential✓ Correct

Explanation

While Illinois does not mandate radon testing for all existing homes, the Illinois Emergency Management Agency (IEMA) recommends that all homes be tested, especially those in areas with known elevated radon potential. Illinois has significant areas with naturally occurring radon, and the state actively promotes radon testing and mitigation.

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