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Radon in Gogebic County, Michigan

Gogebic County, Michigan, is in EPA radon Zone 2: predicted average indoor radon screening level from 2 to 4 pCi/L (moderate potential). Radon laboratories reported 127 building tests here for 2008 to 2017: median 1.2 pCi/L, with 12.9% at or above EPA's 4 pCi/L action level (Michigan 26.3%, US 36.5%).

Zone 2
EPA radon zone (1993 county map)
1.2
median lab test, pCi/L (2008-2017)
12.9%
of lab tests at or above 4 pCi/L
127
buildings tested by labs, 2008-2017

Radon test results in Gogebic County

Radon test results on file for Gogebic County, MI, with state and national comparison
Test resultsPeriodTestsTypical result4 pCi/L or more
Radon testing laboratories2008-2017127median 1.2 pCi/L12.9%
Michigan, all counties (labs)2008-201782,449n/a26.3%
United States (labs)2008-20171,408,802n/a36.5%

Test results describe buildings whose owners chose to test and whose results reached the lab or agency, not a random sample; small counts swing widely. State and US shares are computed from county counts and percents. The laboratory data comes from national radon testing laboratories and supplements EPA's zone map.

Radon in nearby counties

CountyEPA zoneLab tests4 pCi/L or more
Iron County, WIZone 23228.6%
Vilas County, WIZone 234935.7%
Ontonagon County, MIZone 38711.4%
Ashland County, WIZone 217512.8%
Oneida County, WIZone 267136.8%
Price County, WIZone 219242.9%

The six counties with the nearest centers.

What to do about radon in Gogebic County

Test the building. EPA recommends fixing a home at 4 pCi/L or more and considering a fix between 2 and 4 pCi/L, and says there is no known safe level of exposure. Michigan's state radon program can point you to testers and test kits.

Buying here? The Environmental Records Report lists this county's radon zone and test results with the flood zone, mapped faults, power lines and federal contamination records near the address.

Check one Gogebic County address

Environmental Records Report, $29. PDF and JSON, usually ready in about a minute.

Radon in Gogebic County: questions

What is the radon level in Gogebic County?

The median of the 127 laboratory tests reported for Gogebic County (2008 to 2017) was 1.2 pCi/L, and 12.9% of them were at or above 4 pCi/L. These are results of tested buildings; a single home can be far above or below them.

Is Gogebic County in radon Zone 1?

No. EPA's 1993 map puts Gogebic County in Zone 2 (predicted average indoor radon screening level from 2 to 4 pCi/L (moderate potential)). EPA says homes in every zone can have high radon and should be tested.

How does radon in Gogebic County compare with Michigan?

12.9% of laboratory tests in Gogebic County were at or above 4 pCi/L for 2008 to 2017, against 26.3% across Michigan (82,449 tests) and 36.5% nationally. 9 of Michigan's 83 counties are in Zone 1.

Should I test for radon in Gogebic County?

Yes. EPA recommends testing every home whatever its zone: "This map should not be used to determine if individual homes need to be tested." Fix the home at 4 pCi/L or more and consider a fix between 2 and 4 pCi/L; EPA says there is no known safe level of radon exposure.

More for Gogebic County

Other free hazard lookups

All of these, plus wetlands, FEMA hazard ratings and the federal contamination lists, are in the Environmental Records Report for any US address ($29).

Radon in every Michigan county · Radon map of every state

Data compiled 2026-10-20. County FIPS 26053. County-level screening information, not a radon measurement of any building.