8%tests ≥ 4 pCi/L
98tests on record
—median pCi/L
Zone 3EPA zone (1993 prediction)

Test results in Kalkaska County

ResultShareEPA guidance
Below 2 pCi/L66%Below EPA's levels
2 to 4 pCi/L26%Consider fixing
4 pCi/L or more8%EPA recommends fixing

What the data shows

Where Kalkaska County sits among Michigan's 83 counties with dataEach dot is a county's share of tests at or above 4 pCi/L · Michigan indoor radon test results, 2016–2026
0%20%40%60%

How Kalkaska County compares

Kalkaska County ranks 5 of 8 among its neighboursShare of tests at or above 4 pCi/L · Michigan indoor radon test results, 2016–2026 · whisker: 95% range
Otsego County32%Grand Traverse County15%Antrim County10%Wexford County10%Kalkaska County8%Roscommon County7%Missaukee County5%Crawford County5%Michigan 23%
Data table
AreaTests ≥ 4 pCi/LTests
Otsego County32%403
Grand Traverse County15%1,218
Antrim County10%193
Wexford County10%207
Kalkaska County8%98
Roscommon County7%59
Missaukee County5%74
Crawford County5%141
Michigan (83 counties)23%56,518

Same source as Kalkaska County.

What it means for your home

About 1 in 12 results in Kalkaska County were at or above 4 pCi/L, where the EPA recommends a fix. Only a test shows your own home's level.

Levels in pCi/L from the EPA. The WHO reference level is 100 Bq/m³, about 2.7 pCi/L.

Test your home

Start with a short-term test (2–90 days) and confirm a result of 4 pCi/L or more with a second test. EPA guide

Sponsored: we earn a commission on purchases through these links. We haven't tested Airthings monitors yet.

Prefer a digital monitor? See Airthings radon monitors, or enter code radonbycounty-10OFF at their discount store for 10% off.

Fixing high radon

No local job records yet. National range: $800–$2,500, average $1,200 (EPA, 2003). Cost guide →

Michigan doesn't license radon mitigators; look for NRPP or NRSB certification. Source

Buying or selling here

Michigan's Seller's Disclosure Statement asks whether the seller knows of environmental hazards on the property, including radon gas (MCL 565.957). Source

Checked against the official text on 2026-11-03. Not legal advice.

About this data

Source: Michigan indoor radon test results (Michigan Department of Environment, Great Lakes, and Energy). Period: 2016–2026. Tests: 98. Read the methodology →

These are voluntary and real-estate tests, not a random sample of homes, so they describe tested homes rather than every home.

About this page

Published by Ray Roman, editor of Radon by County. Figures are loaded from the cited source and spot-checked against it. Editorial policy · About us