Lebanon, IL Radon Levels
Check local Lebanon radon levels and find certified testing and mitigation professionals to keep your home safe
Lebanon, IL Radon Facts
Located in St. Clair County on the Illinois side of the St. Louis Metro, Lebanon shows an average radon reading of 10.5 pCi/L, significantly above EPA action levels. Mississippi River floodplain deposits and underlying limestone in zip code 62254 create conditions that can produce elevated radon concentrations. Homeowners in this area should test their properties and strongly consider mitigation systems given the documented high readings.
Based on 2 user-submitted radon tests for homes in Lebanon, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Lebanon, IL Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Lebanon, IL Radon Levels
User-submitted radon test readings from homes in the Lebanon area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 16 pCi/L | Lebanon, IL | 0-20 Years | Full Basement |
| 5 pCi/L | Lebanon, IL | 51-99 Years | Partial Basement |
Have a radon test result for Lebanon? Submit your reading to help other homeowners.
Radon Readings Near Lebanon, IL
Compare radon levels in Lebanon with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| O Fallon | 5.7 mi | 6.00 pCi/L | 1 |
| Mascoutah | 9.1 mi | 6.50 pCi/L | 2 |
| Troy | 9.1 mi | 4.00 pCi/L | 1 |
| Fairview Heights | 11.2 mi | 9.00 pCi/L | 1 |
| Collinsville | 11.4 mi | 5.00 pCi/L | 1 |
| Maryville | 11.7 mi | 11.00 pCi/L | 1 |
| Belleville | 11.7 mi | 7.33 pCi/L | 3 |
| Caseyville | 11.7 mi | 7.50 pCi/L | 2 |
St Clair County Radon Profile
EPA mapping assigns St Clair County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 7 cities in St Clair County average 7.50 pCi/L across 12 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 St Clair County home regardless of zone or a neighbor's results.