Colquitt County, GA radon potential
EPA's own radon map rates Colquitt County zone 3 - low potential, predicting a county-wide average indoor level below 2 pCi/L. Rank it against the rest of the country and Colquitt County lands in the 21st percentile for radon potential.
Where Colquitt County sits nationally
Colquitt County, Georgia is home to about 46,977 people across 547.067 square miles. Population density there runs about 86 people per square mile. Within its own EPA zone, Colquitt County is bigger by population than 65% of the counties that share it. Colquitt County falls in EPA Radon Region 4, one of 736 counties nationally EPA assigns to that same geologic province.
Why the zone isn't the answer by itself
At Zone 3, Colquitt County's predicted county average is under the national indoor average (~1.3 pCi/L) and well below EPA's 4 pCi/L action level — outdoor air nationally runs about 0.4 pCi/L for comparison. A Zone 3 rating means Colquitt County's county-wide average is predicted low, but EPA is explicit that a meaningful share of homes in low-potential zones still test above the action level — a low zone is not a reason to skip testing.
Testing and mitigation in Colquitt County
A short-term test kit is the standard first step and typically costs far less than mitigation itself. If a test comes back at or above 4 pCi/L, a radon mitigation system for a typical home runs roughly $800–$2,500 (around $1,200 for a common single-family install), driven mainly by foundation type, not by county.
Find Georgia's state radon program
For Colquitt County, an ongoing number beats a one-time test - a Airthings radon monitor tracks Colquitt County's levels over time. RadonZoneCheck earns a commission there, at no extra cost to you. RADONZONE-10OFF at checkout knocks 10% off.
Where Colquitt County's figures come from
The methodology guide shows exactly which EPA and Census sources feed Colquitt County's numbers. The guide to what a radon zone actually means covers why testing matters in every zone, not just Zone 1.