Omaha, IL Radon Mitigation and Testing

Q: What EPA Radon Zone is Omaha in?

Omaha is in Gallatin County, EPA Zone 2.

Q: How much does radon mitigation cost in Omaha?

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

Gallatin County

EPA Zone 2

Positioned in far southeastern Illinois within Gallatin County, Omaha sits in an area where Shawnee Hills sandstone and shale formations typically produce lower radon levels than northern Illinois. However, pockets near limestone outcrops can still exceed EPA action levels, making individual home testing crucial. With testing data for zip code 62871 currently unavailable, local homeowners should prioritize professional radon assessment to establish baseline readings.

Omaha, IL Radon Mitigation

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

Omaha, IL Radon Testing

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

Omaha Radon Facts

Key details about the radon risk profile for Omaha and the 62871 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Gallatin County, IL

Zip Code

62871

Predicted Screening Level

2–4 pCi/L (Zone 2)

Omaha and the 62871 zip code are located in Gallatin County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Omaha, IL

What EPA Radon Zone is Omaha in?

Omaha and the 62871 zip code are in Gallatin County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Omaha?

Radon mitigation in Omaha 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 Omaha?

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