Find Radon Testers in O Fallon, Missouri
1 certified radon professional found near O Fallon.
Radon Risk Level
EPA data for O Fallon area
Average indoor level4.6 pCi/L
0EPA action level: 4 pCi/L10+
High radon potential; Ozark region elevated.
36% of homesin this state test above the EPA action level (4 pCi/L).
The EPA recommends all homes in high-radon states be tested regardless of construction type.