State Radon Officer

William Bell
(800) 723-6695
(413) 586-7525
MA Deptartment of Public Health
529 Main Street
Charlestown MA, 2129

About Radon Levels
in Middlesex County

The average national indoor radon level is 1.3 pCi/L. (What is a picocurie?)
The average indoor radon levels of Middlesex County, as determined by radon test results from Air Chek, Inc, is 4.3 pCi/L

Radon Risk chart for Middlesex 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 Middlesex County may be available through this website

Radon Resources