Find Radon Testers in Howell, Michigan
1 certified radon professional found near Howell.
Radon Risk Level
EPA data for Howell area
Average indoor level3.6 pCi/L
0EPA action level: 4 pCi/L10+
Moderate-to-high potential; UP and northern LP elevated.
24% of homesin this state test above the EPA action level (4 pCi/L).
