Dakota, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Dakota in?

Dakota is in Stephenson County, EPA Zone 1.

Q: How much does radon mitigation cost in Dakota?

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

Stephenson County

EPA Zone 1

Situated in Stephenson County in northern Illinois, Dakota lies on glacial till deposits from the Wisconsin glaciation that create soil conditions highly favorable for radon production. Testing data for ZIP code 61018 remains limited, making professional assessment crucial given the region's elevated radon potential. The area's older homes with full basements provide enclosed below-grade spaces where radon readily accumulates during heating seasons.

Dakota, IL Radon Mitigation

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

Dakota, IL Radon Testing

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

Dakota Radon Facts

Key details about the radon risk profile for Dakota and the 61018 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Stephenson County, IL

Zip Code

61018

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Dakota and the 61018 zip code are located in Stephenson 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 Dakota, IL

What EPA Radon Zone is Dakota in?

Dakota and the 61018 zip code are in Stephenson 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 Dakota?

Radon mitigation in Dakota 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 Dakota?

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