What is EPA's Action Level for Radon and What Does it Mean?
Nov 12, 2025 · Radon is found in outdoor air and in the indoor air of buildings of all kinds. The EPA recommends homes be fixed if the radon level is 4 pCi/L (picocuries per liter) (150 …
Radon and Your Health | Radon | CDC
Feb 16, 2024 · There is no known safe level of radon. You should always aim to have the lowest level. The U.S. Environmental Protection Agency (EPA) recommends fixing your home if radon …
US Radon Levels by State - ourcancerstories.com
Jul 8, 2025 · In 2025, researchers from Harvard's School of Public Health found that almost 25% of the US may be exposed to dangerous levels of radon (above 4.0 pCI/L). They used …
What to Do If Your Radon Level Is 4 or Higher - Engineer Fix
Dec 8, 2025 · Health Risks of Prolonged Radon Exposure Prompt action against elevated radon levels is necessary due to the cumulative risk of long-term exposure. Radon gas is inert, but its …
What Is Considered Long-Term Exposure to Radon?
3 days ago · Define chronic radon exposure duration, measure your long-term average levels, and learn the necessary steps for risk reduction.
What Level of Radon Gas is Really Acceptable in my Home?
Studies show that long-term exposure to radon gas, even at levels as low as 2.0 pCi/L, can increase the risk of lung cancer over time. That’s why health experts recommend reducing …
Safe and Acceptable Levels of Radon at Home: Mitigation System
Surveys show that one out of every 15 homes across the United States tests positive for unsafe levels of radon. What causes radon to enter in your home? Radon is a naturally occurring …
Health Risk of Radon - US EPA
Nov 19, 2025 · This webinar provides an overview of the key basic facts of radon - what it is, what it does to us, how we measure it, how we reduce our exposure, and resources for additional …
2.Radon and health risks Radon exposure can have serious negative health impacts, primarily affecting the lungs. When radon gas is inhaled, its radioactive particles can become trapped in …
Is Your Home Safe? Decoding the EPA's Radon Action Level
Jul 31, 2024 · This guide covers radon’s effects, measurement units (pCi/L and WL), and EPA testing and mitigation guidelines to help you protect your home and health.