Is Burnett County, WI a radon risk area?

EPA places Burnett 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. Nationally, Burnett County ranks higher in radon potential than 45% of rated counties (the 45th percentile).

Burnett County by the numbers

About 17,187 people live in Burnett County, Wisconsin, spread over 821.596 square miles. Averaged across its land area, Burnett County runs about 21 people per square mile. Rank 669 by population within its EPA zone puts Burnett County at the 35th percentile among zone peers. Burnett 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 Burnett County

Neither at the 4 pCi/L action level nor down at the roughly 1.3 pCi/L national indoor norm, Burnett County's Zone 2 prediction lands in the gap between the two. A Zone 2 rating is a moderate county-wide average, not a guarantee about any one house in Burnett County — testing is the only way to know an individual home's actual level.

Testing and mitigation in Burnett County

Nothing about Burnett County's EPA zone changes the mitigation number: $800–$2,500 nationally (around $1,200 typical), set by the house's foundation rather than the county it sits in — and only relevant once a test actually clears 4 pCi/L.

Find Wisconsin's state radon program

Burnett County's test kit answers today; a Airthings radon monitor keeps answering for Burnett County over time. Affiliate link, RadonZoneCheck earns a commission there, at no extra cost to you. RADONZONE-10OFF at checkout knocks 10% off.

More on how this number was built

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