Dowagiac, MI Radon Levels

Q: What EPA Radon Zone is Dowagiac in?

Dowagiac is in Cass County, EPA Zone 1.

Q: How much does radon mitigation cost in Dowagiac?

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

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

Dowagiac, MI Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Cass County, MI

Zip Code 49047

Positioned in Cass County within southwestern Michigan's fruit belt, Dowagiac sits on glacial outwash plains and sandy soils that characterize this Lake Michigan watershed region. Testing data for zip code 49047 in the South Bend Metro area remains limited, though the EPA Zone 1 classification indicates high radon potential. Residents should conduct comprehensive radon testing, especially in homes with full basements typical of Michigan's traditional residential construction.

4.22

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 4.22 pCi/L, based on 9 tests from 6 nearby cities. No readings have been submitted for Dowagiac yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Dowagiac, 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 Dowagiac, MI

No homeowner tests have been submitted for Dowagiac 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
Coloma	18.0 mi	6.00 pCi/L	1
Saint Joseph	19.2 mi	2.00 pCi/L	1
Paw Paw	20.2 mi	4.00 pCi/L	1
Mattawan	24.1 mi	4.00 pCi/L	1
Three Rivers	24.7 mi	6.00 pCi/L	2
Portage	30.4 mi	3.33 pCi/L	3

Cass County Radon Profile

Cass County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Few homeowner tests have been logged inside Cass County so far, which is why this page draws on the nearest recorded readings to illustrate regional radon levels. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Cass County to test, as levels can differ between neighboring homes.

Radon FAQ for Dowagiac, MI

What EPA Radon Zone is Dowagiac in?

Dowagiac and the 49047 zip code are in Cass County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

Why are radon readings shown from areas near Dowagiac?

No homeowner radon tests have been submitted for Dowagiac yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Cass County average—are the best available indicator of local conditions until Dowagiac 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 Dowagiac?

Radon mitigation in Dowagiac 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 Dowagiac?

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.