Secor, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Secor in?

Secor is in Woodford County, EPA Zone 1.

Q: How much does radon mitigation cost in Secor?

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

Woodford County

EPA Zone 1

Positioned in Woodford County within the Peoria metro region, Secor sits on Illinois River valley alluvial soils combined with underlying Ordovician limestone that creates variable radon conditions across central Illinois. The rural community features primarily agricultural properties and small-town residential construction, many homes having full basements typical of the region. Testing data for the 61771 zip code remains limited, making individual radon testing important for understanding each property's specific risk level.

Secor, IL Radon Mitigation

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

Secor, IL Radon Testing

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

Secor Radon Facts

Key details about the radon risk profile for Secor and the 61771 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Woodford County, IL

Zip Code

61771

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Secor and the 61771 zip code are located in Woodford 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 Secor, IL

What EPA Radon Zone is Secor in?

Secor and the 61771 zip code are in Woodford 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 Secor?

Radon mitigation in Secor 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 Secor?

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