Analysis of Factors Affecting Indoor Radon Concentration in Zhuji City

At present, indoor radon pollution has become the focus of global environmental science and public health research. This study measured the indoor radon and soil radon concentrations in Zhuji City and analyzed the various factors affecting indoor radon concentrations. The research results show that the indoor radon concentration in Zhuji City is significantly lower than the national safety standard limit. The indoor radon concentration is affected by factors such as building age, floor height, seasonal changes and ventilation conditions. In addition, the study also found that there is a certain positive correlation between indoor radon and soil radon , and the soil radon concentration in Zhuji City is relatively high.