radon levels missouri 10

https://subslabdepressurizationdesk.silverstonebrief.com/posts/why-sub-slab-depressurization-is-the-gold-standard-for-radon-mitigation

Many people in Missouri don't realize that radon levels can be dangerously high in their own basements and crawlspaces. The gas seeps up from the ground in certain regions, especially around the Ozarks and central part of the state, and testing is the only way to know if your home is affected. I've seen neighbors in Springfield discover levels three times the EPA action limit, and winter is actually the best time to test because windows are closed and the radon can build up. It's easy to pick u…