Alpha, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Alpha in?

Alpha is in Henry County, EPA Zone 1.

Q: How much does radon mitigation cost in Alpha?

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

Henry County

EPA Zone 1

Positioned in Henry County near the Iowa border, Alpha sits within Illinois's glacial moraine region where deep till deposits over limestone bedrock create favorable conditions for radon accumulation. This small Davenport Metro area community features primarily older single-family homes and farmsteads, many with full basements typical of rural Illinois construction. With no current radon testing data available for zip code 61413, local homeowners should conduct testing to assess their individual radon exposure levels.

Alpha, IL Radon Mitigation

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

Alpha, IL Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Alpha Radon Facts

Key details about the radon risk profile for Alpha and the 61413 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Henry County, IL

Zip Code

61413

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Alpha and the 61413 zip code are located in Henry County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Alpha, IL

What EPA Radon Zone is Alpha in?

Alpha and the 61413 zip code are in Henry 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.

How much does radon mitigation cost in Alpha?

Radon mitigation in Alpha 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 Alpha?

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.

Most Active Radon Markets in Illinois

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Buffalo Grove	6.10 pCi/L	10
Crystal Lake	7.25 pCi/L	8
Lake Zurich	6.00 pCi/L	7
Grayslake	5.00 pCi/L	7
New Lenox	10.17 pCi/L	6
Park Ridge	7.00 pCi/L	6
Arlington Heights	6.17 pCi/L	6
Waterloo	9.20 pCi/L	5
Palatine	7.80 pCi/L	5
Round Lake	7.80 pCi/L	5
Northbrook	6.20 pCi/L	5
Mchenry	11.00 pCi/L	4
Dekalb	8.75 pCi/L	4
Columbia	8.00 pCi/L	4
Lisle	7.25 pCi/L	4
Normal	7.25 pCi/L	4
Antioch	7.00 pCi/L	4
Elk Grove Village	7.00 pCi/L	4
Aurora	6.75 pCi/L	4
Hoffman Estates	6.75 pCi/L	4