State Radon Officer

Keith Keemer
(202) 442-8993
DCRA PR & MDC
614 H Street, NW Room 1016
Washington DC, 20001

About Radon Levels
in District of Columbia County

The average national indoor radon level is 1.3 pCi/L. (What is a picocurie?)
The average indoor radon levels of District of Columbia County, as determined by radon test results from Air Chek, Inc, is 2.2 pCi/L

Radon Risk chart for District of Columbia County

   Results under 2 pCi/L

   Results between 2 and 3.9 pCi/L

   Results 4 pCi/L and above

Additional information about radon levels in District of Columbia County may be available through this website