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Dewitt, MI Radon Levels

Check local Dewitt radon levels and find certified testing and mitigation professionals to keep your home safe


Dewitt, MI Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Clinton County, MI
Zip Code 48820
Avg. User Level 20.00 pCi/L
User Tests 1

Based on testing in Clinton County, DeWitt shows an average radon level of 20.0 pCi/L, significantly exceeding the EPA action threshold and indicating serious radon concerns for this Lansing metropolitan area community. This 48820 zip code area sits on glacial till deposits that can facilitate radon gas migration into homes. Immediate radon mitigation is strongly recommended for homes showing such elevated readings.

20.00
pCi/L average
Above EPA Action Level

Based on 1 user-submitted radon test for homes in Dewitt, MI. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Dewitt, MI Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Dewitt, MI Radon Levels

User-submitted radon test readings from homes in the Dewitt area.

Radon LevelCityHome AgeFoundation
20 pCi/L Dewitt, MI 0-20 Years Full Basement

Have a radon test result for Dewitt? Submit your reading to help other homeowners.

Radon Readings Near Dewitt, MI

Compare radon levels in Dewitt with the closest nearby cities that have user-submitted test data.

CityDistanceAvg User LevelReadings
Lansing 8.0 mi 5.00 pCi/L 1
Grand Ledge 10.1 mi 7.00 pCi/L 2
Haslett 11.1 mi 3.50 pCi/L 2
Okemos 12.5 mi 4.00 pCi/L 1
Holt 14.3 mi 12.00 pCi/L 1
Mason 19.2 mi 6.00 pCi/L 1
Sunfield 21.0 mi 6.00 pCi/L 1
Charlotte 22.9 mi 12.00 pCi/L 2

Clinton County Radon Profile

EPA mapping assigns Clinton County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 1 city in Clinton County average 20.00 pCi/L across 1 test — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Clinton County home regardless of zone or a neighbor's results.

Radon FAQ for Dewitt, MI

What is the average radon level in Dewitt, MI?
Based on 1 user-submitted test, the average radon level in Dewitt is 20.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
What EPA Radon Zone is Dewitt in?
Dewitt and the 48820 zip code are in Clinton County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.
How much does radon mitigation cost in Dewitt?
Radon mitigation in Dewitt typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
Should I test for radon if I'm buying a home in Dewitt?
Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.