Irwin, PA Radon Levels
Check local Irwin radon levels and find certified testing and mitigation professionals to keep your home safe
Irwin, PA Radon Facts
Located in Westmoreland County within the Pittsburgh Metro area, Irwin shows concerning radon levels with an average of 10.0 pCi/L from available testing data — significantly exceeding the EPA's 4.0 pCi/L action level. The area's Pennsylvanian-age coal measures and limestone bedrock contribute to high radon potential across southwestern Pennsylvania's river valleys. Residents in the 15642 area should prioritize radon testing and mitigation, as the single recorded test indicates serious health risks that require immediate attention.
Based on 1 user-submitted radon test for homes in Irwin, PA. The EPA recommends taking action at or above 4.0 pCi/L.
Irwin, PA Radon Mitigation
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Irwin, PA Radon Levels
User-submitted radon test readings from homes in the Irwin area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 10 pCi/L | Irwin, PA | 21-50 Years | Full Basement |
Have a radon test result for Irwin? Submit your reading to help other homeowners.
Radon Readings Near Irwin, PA
Compare radon levels in Irwin with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Jeannette | 5.6 mi | 5.00 pCi/L | 1 |
| Mckeesport | 7.8 mi | 7.00 pCi/L | 1 |
| West Newton | 8.0 mi | 6.00 pCi/L | 1 |
| Murrysville | 9.0 mi | 5.00 pCi/L | 1 |
| Export | 9.3 mi | 7.50 pCi/L | 2 |
| Greensburg | 9.4 mi | 6.50 pCi/L | 2 |
| West Mifflin | 13.1 mi | 9.00 pCi/L | 1 |
| Verona | 13.4 mi | 12.00 pCi/L | 1 |
Westmoreland County Radon Profile
The bedrock and soils beneath Westmoreland County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 8 cities in Westmoreland County average 7.50 pCi/L across 10 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Westmoreland County.