Southgate, MI Radon Levels

Q: What EPA Radon Zone is Southgate in?

Southgate is in Wayne County, EPA Zone 3.

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

No homeowner radon tests have been submitted for Southgate yet, so readings from the closest cities and the Wayne 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 Southgate?

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

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

Southgate, MI Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)

County Wayne County, MI

Zip Code 48195

Located in Wayne County as part of the Detroit Metro area, Southgate features mid-century housing stock built on Great Lakes sedimentary deposits. With testing data still being collected for zip code 48195, local homeowners should pursue individual radon testing to understand their specific exposure levels.

5.33

pCi/L area average

Above EPA Action Level

Wayne County average: 5.33 pCi/L, based on 15 user-submitted tests across 9 cities in the county. No homeowner readings have been submitted for Southgate 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+

Southgate, MI Radon Mitigation

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

Need Radon Mitigation or Testing in Southgate?

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Radon Readings Near Southgate, MI

No homeowner tests have been submitted for Southgate 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
Riverview	3.0 mi	2.00 pCi/L	1
Allen Park	3.4 mi	7.00 pCi/L	1
Taylor	3.9 mi	6.00 pCi/L	2
Trenton	4.7 mi	5.00 pCi/L	1
Grosse Ile	5.3 mi	14.00 pCi/L	1
Carleton	13.8 mi	4.00 pCi/L	1
Canton	15.5 mi	3.00 pCi/L	2
Newport	16.3 mi	4.00 pCi/L	1

Wayne County Radon Profile

The EPA maps Wayne County as Radon Zone 3, the lowest predicted classification, with modeled indoor screening levels under 2 pCi/L. Homeowner-submitted tests from 9 cities in Wayne County average 5.33 pCi/L across 15 tests — 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 Wayne County home regardless of zone or a neighbor's results.

Radon FAQ for Southgate, MI

What EPA Radon Zone is Southgate in?

Southgate and the 48195 zip code are in Wayne County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

Why are radon readings shown from areas near Southgate?

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

Radon mitigation in Southgate 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 Southgate?

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.