40%Approximate percentage of PA homes that have radon levels above EPA's action guideline of 4 pCi/L.
6.7%Approximate number of U.S. homes estimated to have radon levels at or above the EPA guideline of 4 pCi/L.
#1Radon is the number one cause of lung cancer among non-smokers, according to EPA estimates.
Over time, exposure to radon can cause lung cancer. Radon causes about 21,000 lung cancer deaths each year in the U.S. It is the second leading cause of lung cancer, after tobacco smoking. People who smoke have an even higher risk of lung cancer from radon exposure than people who don't smoke.
Radon reduction systems work. Some radon reduction systems can reduce radon levels in your home by up to 99 percent. Most homes can be fixed for about the same cost as other common home repairs. Your costs may vary depending on the size and design of your home and which radon reduction methods are needed.
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