South Rockwood, MI Radon Levels

Q: What EPA Radon Zone is South Rockwood in?

South Rockwood is in Monroe County, EPA Zone 2.

Q: How much does radon mitigation cost in South Rockwood?

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

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

South Rockwood, MI Radon Facts

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

County Monroe County, MI

Zip Code 48179

Positioned in Monroe County within the Monroe Metro area, South Rockwood lies along the Detroit River where glacial lake deposits meet limestone bedrock formations. Testing data for radon levels in the 48179 zip code is not currently available, making individual home testing essential for residents. The area's flat terrain and clay-rich soils, combined with homes built on varying foundation types, can create conditions where radon accumulation varies significantly between properties.

4.00

pCi/L area average

Above EPA Action Level

Monroe 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 South Rockwood 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+

South Rockwood, 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 South Rockwood, MI

No homeowner tests have been submitted for South Rockwood 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
Carleton	5.6 mi	4.00 pCi/L	1
Trenton	5.8 mi	5.00 pCi/L	1
Newport	6.0 mi	4.00 pCi/L	1
Grosse Ile	7.6 mi	14.00 pCi/L	1
Riverview	8.1 mi	2.00 pCi/L	1
Taylor	11.7 mi	6.00 pCi/L	2
Allen Park	13.4 mi	7.00 pCi/L	1
Canton	20.1 mi	3.00 pCi/L	2

Monroe County Radon Profile

Monroe County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. Homeowner-submitted tests from 2 cities in Monroe 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. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Monroe County.

Radon FAQ for South Rockwood, MI

What EPA Radon Zone is South Rockwood in?

South Rockwood and the 48179 zip code are in Monroe 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 South Rockwood?

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

Radon mitigation in South Rockwood 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 South Rockwood?

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.