Dryden, MI Radon Levels

Q: What EPA Radon Zone is Dryden in?

Dryden is in Lapeer County, EPA Zone 2.

Q: Why are radon readings shown from areas near Dryden?

No homeowner radon tests have been submitted for Dryden yet, so readings from the closest cities and the Lapeer County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Dryden?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

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

Dryden, MI Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Lapeer County, MI

Zip Code 48428

Positioned in Lapeer County within the Detroit Metro area, Dryden rests on glacial till deposits over sedimentary bedrock that can contribute to radon production. While specific testing data for zip code 48428 remains limited, the area's geological conditions warrant homeowner attention. Local properties, particularly those with basement foundations common in southeastern Michigan, should undergo professional radon testing.

4.00

pCi/L area average

Above EPA Action Level

Lapeer County average: 4.00 pCi/L, based on 2 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Dryden itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Dryden, MI Radon Mitigation

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

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Radon Readings Near Dryden, MI

No homeowner tests have been submitted for Dryden yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Imlay City	8.3 mi	4.00 pCi/L	1
Oxford	9.1 mi	11.00 pCi/L	2
Lapeer	12.4 mi	4.00 pCi/L	1
Washington	14.4 mi	5.00 pCi/L	2
Lake Orion	14.6 mi	11.00 pCi/L	2
Goodrich	17.0 mi	5.00 pCi/L	1
Rochester	17.6 mi	9.00 pCi/L	5
Clarkston	19.0 mi	5.00 pCi/L	4

Lapeer County Radon Profile

The soils and bedrock of Lapeer County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Homeowner-submitted tests from 2 cities in Lapeer County average 4.00 pCi/L across 2 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Lapeer County to test, as levels can differ between neighboring homes.

Radon FAQ for Dryden, MI

What EPA Radon Zone is Dryden in?

Dryden and the 48428 zip code are in Lapeer 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.

Why are radon readings shown from areas near Dryden?

No homeowner radon tests have been submitted for Dryden yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Lapeer County average—are the best available indicator of local conditions until Dryden homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Dryden?

Radon mitigation in Dryden 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 Dryden?

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.