Rock Island, IL Radon Mitigation and Testing

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

Based on 2 user-submitted tests, the average radon level is 4.50 pCi/L.

Q: What EPA Radon Zone is Rock Island in?

Rock Island is in Rock Island County, EPA Zone 1.

Q: How much does radon mitigation cost in Rock Island?

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

Avg: 4.50 pCi/L

Rock Island County

EPA Zone 1

2 user tests

Rock Island is located in Rock Island County, Illinois. With 2 user-submitted readings averaging 4.50 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 61201 zip code.

4.50

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Rock Island, IL Radon Mitigation

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

Rock Island, IL Radon Testing

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

Rock Island, Illinois Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
4 pCi/L	Rock Island, IL	51-99 Years	Full Basement	Feb 2024
5 pCi/L	Rock Island, IL	21-50 Years	Full Basement	May 2018

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

Rock Island Radon Facts

Key details about the radon risk profile for Rock Island and the 61201 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Rock Island County, IL

Zip Code

61201

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

4.50 pCi/L

User Tests Submitted

Rock Island and the 61201 zip code are located in Rock Island 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 Rock Island, IL

What is the average radon level in Rock Island, IL?

Based on 2 user-submitted tests, the average radon level in Rock Island is 4.50 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 Rock Island in?

Rock Island and the 61201 zip code are in Rock Island 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 Rock Island?

Radon mitigation in Rock Island 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 Rock Island?

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