Over the past decade, there have been several very good epidemiological studies of people exposed to radon in their homes showing an increased risk of lung cancer. Historically, much of the concern about radon came from studies of uranium miners exposure to relatively high levels of radon gas. Why is Maine Choosing to Emphasize the 2 pCi/L clean up level now? The Maine CDC is now recommending fixing your home if long-term test or average of two short-term tests show air results above 2 pCi/L. Because radon levels in most homes can be reduced to 2 pCi/L or below with today's technology, EPA has suggested considering fixing your home at levels between 2 and 4 pCi/L. Environmental Protection Agency (EPA) recommends fixing your home if a long-term test or average of two short-term tests show radon levels of 4 pCi/L or higher. While this goal is not yet technologically achievable in all cases, most homes can be reduced to 2 pCi/L or below. Congress has set a long-term goal that indoor radon levels be no more than outdoor levels about 0.4 pCi/L of radon is normally found in the outside air. The lower the radon level in your home, the lower your family's risk of lung cancer. Why is Maine emphasizing a radon cleanup level of 2 pCi/L?Īny radon exposure has some risk of causing lung cancer. More information about radon can be found at the Maine Radon Homepage. The Maine CDC is emphasizing the 2 pCi/L as the current recommended clean up level for air in Maine.
Frequently Asked Questions: 2 pCi/L Recommendation for Radon in Air
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