Box Butte County, NE radon potential

EPA places Box Butte County in Zone 2 - Moderate Potential — a predicted county-wide average indoor radon level between 2 and 4 pCi/L, based on the geology, soil and aerial radioactivity data behind EPA's national map. Box Butte County sits at the 40th percentile nationally for radon potential — above 40 of every 100 rated counties.

Box Butte County by the numbers

Box Butte County, Nebraska is home to about 10,703 people across 1,075.233 square miles. That works out to roughly 10 people per square mile. Within its own EPA zone, Box Butte County is bigger by population than 22% of the counties that share it. EPA's geology-based Region 7 groups Box Butte County with 411 other counties nationally sharing its underlying rock and soil profile.

Why the zone isn't the answer by itself

Box Butte County's Zone 2 prediction clears the 1.3 pCi/L national indoor average without reaching EPA's own 4 pCi/L point for recommending a fix. Box Butte County's Zone 2 rating sits in the middle nationally; EPA's guidance is unchanged by that — test every home regardless of its zone.

Next steps for a home in Box Butte 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 Nebraska's state radon program

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

Where Box Butte County's figures come from

Box Butte County's zone, rank and region all trace back to named EPA and Census sources — the methodology guide lists exactly which ones. If you're unsure why a low zone still deserves a test, the zone explainer covers that directly.