Dwight, IL Radon Levels
Check local Dwight radon levels and find certified testing and mitigation professionals to keep your home safe
Dwight, IL Radon Facts
Dwight in Livingston County shows an average radon level of 7.0 pCi/L based on recent testing, exceeding the EPA's 4.0 pCi/L action threshold. This small community along the Chicago metropolitan area's southern edge sits atop deep glacial moraine deposits over limestone bedrock, conditions that contribute to elevated radon production across central Illinois. The area's mix of historic homes and agricultural properties, many with full basements, provides ideal conditions for radon accumulation.
Based on 1 user-submitted radon test for homes in Dwight, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Dwight, IL Radon Mitigation
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Dwight, IL Radon Levels
User-submitted radon test readings from homes in the Dwight area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 7 pCi/L | Dwight, IL | 51-99 Years | Full Basement |
Have a radon test result for Dwight? Submit your reading to help other homeowners.
Radon Readings Near Dwight, IL
Compare radon levels in Dwight with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Pontiac | 18.5 mi | 10.50 pCi/L | 2 |
| Streator | 21.7 mi | 7.00 pCi/L | 1 |
| Marseilles | 22.1 mi | 9.00 pCi/L | 1 |
| Ancona | 23.6 mi | 20.00 pCi/L | 1 |
| Fairbury | 24.3 mi | 4.00 pCi/L | 1 |
| Minooka | 26.7 mi | 11.00 pCi/L | 1 |
| Bourbonnais | 28.4 mi | 4.00 pCi/L | 1 |
| Ashkum | 28.5 mi | 19.00 pCi/L | 1 |
Livingston County Radon Profile
Livingston County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Homeowner-submitted tests from 4 cities in Livingston County average 10.40 pCi/L across 5 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Livingston County to test, as levels can differ between neighboring homes.