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Phoenix, AZ – As cooler winter temperatures settle across Arizona and homes remain closed up more often overnight, health officials are warning residents—especially those in Phoenix and surrounding Valley communities—about a dangerous indoor health threat that often goes unnoticed. January marks National Radon Action Month, drawing attention to radon gas, commonly referred to as the “invisible killer” inside the home.
According to the U.S. Environmental Protection Agency (EPA), radon is a naturally occurring radioactive gas released from soil and rock. It can seep into homes through foundation cracks, slab joints, crawl spaces, and utility openings. While Arizona is often viewed as a lower-risk state compared to colder regions, officials say elevated radon levels have been detected in homes across central and northern Arizona, including parts of the Phoenix metro area…