Alvin, IL Radon Levels

Q: What EPA Radon Zone is Alvin in?

Alvin is in Vermilion County, EPA Zone 1.

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

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

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

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

Alvin, IL Radon Facts

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

County Vermilion County, IL

Zip Code 61811

Located in Vermilion County in east-central Illinois, Alvin sits in EPA Zone 1 where glacial deposits over limestone bedrock create favorable conditions for radon production. Testing data for the 61811 area is currently unavailable, making individual radon testing essential for local residents. The rural community features primarily older farmhouses and residential properties, many with full or partial basements typical of eastern Illinois construction.

5.33

pCi/L area average

Above EPA Action Level

Vermilion County average: 5.33 pCi/L, based on 3 user-submitted tests across 1 city in the county. No homeowner readings have been submitted for Alvin 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+

Alvin, 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 Alvin, IL

No homeowner tests have been submitted for Alvin 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
Danville	10.7 mi	5.33 pCi/L	3
Gifford	22.3 mi	10.00 pCi/L	1
Homer	26.2 mi	20.00 pCi/L	1
Paxton	28.0 mi	4.00 pCi/L	1
Urbana	33.8 mi	15.00 pCi/L	1
Champaign	37.1 mi	6.67 pCi/L	3
Mahomet	42.0 mi	5.00 pCi/L	1
Ashkum	44.0 mi	19.00 pCi/L	1

Vermilion County Radon Profile

Because of its underlying geology, Vermilion County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 1 city in Vermilion County average 5.33 pCi/L across 3 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 Vermilion County home regardless of zone or a neighbor's results.

Radon FAQ for Alvin, IL

What EPA Radon Zone is Alvin in?

Alvin and the 61811 zip code are in Vermilion 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 Alvin?

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

Radon mitigation in Alvin 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 Alvin?

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.