Mapleton, IL Radon Levels
Check local Mapleton radon levels and find certified testing and mitigation professionals to keep your home safe
Mapleton, IL Radon Facts
This Peoria County community in the Peoria Metro has recorded an average radon level of 8.0 pCi/L in zip code 61547, significantly exceeding the EPA's 4.0 pCi/L action level. Located along the Illinois River valley, the area's alluvial soils over limestone bedrock create variable radon conditions that can differ dramatically between properties. Homeowners should prioritize testing and consider mitigation systems, as this reading indicates potentially hazardous radon exposure levels.
Based on 1 user-submitted radon test for homes in Mapleton, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Mapleton, IL Radon Mitigation
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Mapleton, IL Radon Levels
User-submitted radon test readings from homes in the Mapleton area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 8 pCi/L | Mapleton, IL | 21-50 Years | Full Basement |
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Radon Readings Near Mapleton, IL
Compare radon levels in Mapleton with the closest nearby cities that have user-submitted test data.
Peoria County Radon Profile
Because of its underlying geology, Peoria County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 3 cities in Peoria County average 6.67 pCi/L across 3 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Peoria County home regardless of zone or a neighbor's results.