Morgan County, IN radon potential

Morgan County is mapped as Zone 2 - Moderate Potential by EPA — meaning the county-wide average indoor level is predicted between 2 and 4 pCi/L. Nationally that's the 58th percentile for radon potential — Morgan County outranks 58% of every county EPA has rated.

Where Morgan County sits nationally

Morgan County, Indiana is home to about 73,825 people across 403.84 square miles. Population density there runs about 183 people per square mile. Within its own EPA zone, Morgan County is bigger by population than 76% of the counties that share it. Morgan County falls in EPA Radon Region 5, one of 524 counties nationally EPA assigns to that same geologic province.

What this actually means for a house in Morgan County

Neither at the 4 pCi/L action level nor down at the roughly 1.3 pCi/L national indoor norm, Morgan County's Zone 2 prediction lands in the gap between the two. Middle-of-the-pack doesn't mean risk-free for any one Morgan County address — a moderate county average still leaves individual homes to test either side of it.

Testing and mitigation in Morgan 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 Indiana's state radon program

For Morgan County, an ongoing number beats a one-time test - a Airthings radon monitor tracks Morgan County's levels over time. RadonZoneCheck earns a commission there, at no extra cost to you. RADONZONE-10OFF at checkout knocks 10% off.

Where Morgan County's figures come from

Every figure on this page traces to EPA's own Map of Radon Zones and Census data, documented in the methodology guide. Whatever zone Morgan County carries, the zone explainer covers what it does and doesn't tell you about any one house.