levels? In fact, the EPA has found that whether you are located in any county in the Front Range, you have the same risk of elevated radon levels. the general public is exposed and which the EPA must address. Based on current exposure and risk esti- mates, radon exposure in single- family houses may be a factor in as many as 20,000 of the total lung can- cer fatalities which occur each year. surface of aerosols, dusts, and smoke particles which may be inhaled, and become deeply lodged or trapped in the lungs. Once lodged, they can radiate and penetrate the cells of mucus membranes, bronchi, |