Find Radon Testers in Concord, California
2 certified radon professionals found near Concord.
Radon Risk Level
EPA data for Concord area
Average indoor level1.8 pCi/L
0EPA action level: 4 pCi/L10+
Generally low potential; Sierra Nevada foothills higher.
6% of homesin this state test above the EPA action level (4 pCi/L).
