For Homeowners

The average indoor radon level in Montana is 5.9*. This is 4.6 above the national average. 

Montana ranks 5th in the U.S. for indoor radon levels over 4.

The EPA recommends mitigating anything over 4 to prevent negative health effects.

Have your home tested by calling RPS at 406-860-4845.

*Radon is measured in pCi/L, meaning picocuries per liter.  A picocurie is one trillionth of a curie, a unit of radioactivity. In simple terms, it indicates the number of radioactive decay events from radon occurring in one liter of air per second.