Sewickley, PA Radon Levels
Check local Sewickley radon levels and find certified testing and mitigation professionals to keep your home safe
Sewickley, PA Radon Facts
Sewickley in Allegheny County records a concerning average radon level of 15.0 pCi/L, nearly four times the EPA action threshold and requiring immediate attention from homeowners. This historic Pittsburgh Metro community along the Ohio River features well-established neighborhoods with homes dating from the early 1900s through recent decades. With readings ranging from 10.0 to 20.0 pCi/L in the 15143 area, professional radon mitigation should be strongly considered for all properties regardless of foundation type.
Based on 2 user-submitted radon tests for homes in Sewickley, PA. The EPA recommends taking action at or above 4.0 pCi/L.
Sewickley, PA Radon Mitigation
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Sewickley, PA Radon Levels
User-submitted radon test readings from homes in the Sewickley area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 10 pCi/L | Sewickley, PA | 100+ Years | Full Basement |
| 20 pCi/L | Sewickley, PA | 51-99 Years | Full Basement |
Have a radon test result for Sewickley? Submit your reading to help other homeowners.
Radon Readings Near Sewickley, PA
Compare radon levels in Sewickley with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Ambridge | 4.1 mi | 20.00 pCi/L | 1 |
| Aliquippa | 8.8 mi | 4.00 pCi/L | 1 |
| Cranberry Twp | 9.2 mi | 6.00 pCi/L | 1 |
| Allison Park | 10.1 mi | 8.00 pCi/L | 1 |
| Mars | 11.8 mi | 6.00 pCi/L | 1 |
| Pittsburgh | 11.9 mi | 9.25 pCi/L | 4 |
| Gibsonia | 12.2 mi | 4.00 pCi/L | 1 |
| Zelienople | 14.3 mi | 5.00 pCi/L | 2 |
Allegheny County Radon Profile
The bedrock and soils beneath Allegheny 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 10 cities in Allegheny County average 9.36 pCi/L across 14 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 Allegheny County.