Byron, IL Radon Mitigation and Testing

Q: What is the average radon level in Byron, IL?

Based on 2 user-submitted tests, the average radon level is 11.50 pCi/L.

Q: What EPA Radon Zone is Byron in?

Byron is in Ogle County, EPA Zone 1.

Q: How much does radon mitigation cost in Byron?

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

Avg: 11.50 pCi/L

Ogle County

EPA Zone 1

2 user tests

Byron in Ogle County demonstrates significant radon concerns, with local testing revealing an average of 11.5 pCi/L that substantially exceeds EPA action levels. This northwest Illinois community sits on glacial deposits over limestone bedrock, creating ideal conditions for radon gas migration into homes' basement foundations. Residents in zip code 61010 should prioritize radon testing and mitigation, given the documented elevated readings and geological factors that favor continued radon accumulation.

11.50

pCi/L average

Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Byron, IL. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Byron, IL Radon Mitigation

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

Byron, IL Radon Testing

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

Byron, Illinois Radon Levels

User-submitted radon test readings from homes in the Byron area.

Radon Level	City	Home Age	Foundation	Submitted
14 pCi/L	Byron, IL	0-20 Years	Full Basement	Jan 2025
9 pCi/L	Byron, IL	0-20 Years	Full Basement	Jul 2021

Have a radon test result for Byron? Submit your reading to help other homeowners.

Byron Radon Facts

Key details about the radon risk profile for Byron and the 61010 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Ogle County, IL

Zip Code

61010

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

11.50 pCi/L

User Tests Submitted

Byron and the 61010 zip code are located in Ogle 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 Byron, IL

What is the average radon level in Byron, IL?

Based on 2 user-submitted tests, the average radon level in Byron is 11.50 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Byron in?

Byron and the 61010 zip code are in Ogle 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 Byron?

Radon mitigation in Byron 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 Byron?

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