Metropolis, IL Radon Levels

Q: What EPA Radon Zone is Metropolis in?

Metropolis is in Massac County, EPA Zone 3.

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

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

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

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

Metropolis, IL Radon Facts

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

County Massac County, IL

Zip Code 62960

Located in Massac County at Illinois's southernmost tip along the Ohio River, Metropolis sits within the Shawnee Hills region where sandstone and shale formations typically produce lower radon levels. Testing data for zip code 62960 remains limited, making local risk assessment challenging. Despite the generally lower radon potential associated with southern Illinois geology, homeowners should still consider testing, particularly those near limestone outcrops or with basement construction.

5.00

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.00 pCi/L, based on 1 test from 1 nearby city. No readings have been submitted for Metropolis 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+

Metropolis, IL 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 Metropolis, IL

No homeowner tests have been submitted for Metropolis 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
Marion	39.6 mi	5.00 pCi/L	1

Massac County Radon Profile

The EPA maps Massac County as Radon Zone 3, the lowest predicted classification, with modeled indoor screening levels under 2 pCi/L. Direct test data for Massac County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Massac County home regardless of zone or a neighbor's results.

Radon FAQ for Metropolis, IL

What EPA Radon Zone is Metropolis in?

Metropolis and the 62960 zip code are in Massac 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 Metropolis?

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

Radon mitigation in Metropolis 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 Metropolis?

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.