01
Why a Long-Term Radon Test Matters for St. Louis Homeowners
When I bought my first house in St. Louis, radon was not on my radar. I had the usual worries about lead paint, old wiring, and the basement sump pump. Radon felt like something that happened in other states, maybe out east or up in the mountains. Then a neighbor mentioned that Missouri actually sits on some of the more concerning geology for radon gas in the Midwest. That got my attention. I started reading the EPA maps, and sure enough, much of St. Louis County falls in Zo