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About Radon Levels in Westchester County

The average national indoor radon level is 1.3 pCi/L. (FAQ: What is a picocurie?)

The average indoor radon levels of Westchester County, as determined by radon test results from Air Chek, is 2.4 pCi/L

Local News

Radon Risk Chart for Westchester County


    Results under 2 pCi/L

    Results between 2 and 3.9 pCi/L

    Results 4 pCi/L and above


Check Your Own Radon Levels!


Additional information about radon levels in Westchester County may be available through this website.


State Radon Officer

Jerry Collins
(800) 458-1158
(518) 402-7556
NY State Department of Health
547 River Street, Flannigan Square, Room 530
Troy NY, 12180