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Is 1.9 pCi/l a safe radon level for a home?

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It rather depends on whether you smoke. 1.9pCi/l is above average, but well below the levels that indicate special action should be taken to reduce the radon level. Around 130 people out of a thousand lifetime smokers will get lung cancer. read more

2.7 pCi/L is the recommended action level by the World Heath Organization: Acceptable radon levels vs. Safe radon levels. 1.9 pCi/L is considered in the safe zone by every country that has a recommended action levels as far as I know - so you shouldn't worry =) Every home has a radon level (there is no home without radon) and your home seems about average to me. read more

Depending on your geographic location, the radon levels of the air you breathe outside of your home may be as high as 0.75 pCi/L. The national average of outside radon levels is 0.4 pCi/L and it is estimated by the National Academy of Sciences that outdoor radon levels cause approximately 800 of the 21,000 radon induced lung cancer deaths in the US each year. read more

The average (mean) radon level in US homes is 1.25 pCi/L, or three times higher than the average level outdoors. How radon sneaks into homes. Nearly 8 million US homes, or 1 out of every 15, have radon levels above the EPA's 4 pCi/L"action" limit and nearly 1 out of 6 exceed the EPA's 2 pCi/L"consider action" limit. read more

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