Canonsburg, PA Radon Levels
Check local Canonsburg radon levels and find certified testing and mitigation professionals to keep your home safe
Canonsburg, PA Radon Facts
This Washington County community within the Pittsburgh metro area shows concerning radon levels averaging 8.33 pCi/L, more than double the EPA action threshold. The area's underlying Marcellus Shale and limestone bedrock, combined with the region's glacial history, create optimal conditions for radon accumulation. Homes throughout zip code 15317, especially older properties with basements typical of southwestern Pennsylvania, require professional radon mitigation systems.
Based on 3 user-submitted radon tests for homes in Canonsburg, PA. The EPA recommends taking action at or above 4.0 pCi/L.
Canonsburg, PA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Canonsburg, PA Radon Levels
User-submitted radon test readings from homes in the Canonsburg area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 7 pCi/L | Canonsburg, PA | 21-50 Years | Full Basement |
| 11 pCi/L | Canonsburg, PA | 0-20 Years | Partial Basement |
Have a radon test result for Canonsburg? Submit your reading to help other homeowners.
Radon Readings Near Canonsburg, PA
Compare radon levels in Canonsburg with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Bethel Park | 7.5 mi | 10.00 pCi/L | 1 |
| Washington | 8.3 mi | 5.00 pCi/L | 1 |
| South Park | 9.1 mi | 7.00 pCi/L | 2 |
| West Mifflin | 14.6 mi | 9.00 pCi/L | 1 |
| Burgettstown | 14.7 mi | 9.00 pCi/L | 1 |
| Pittsburgh | 15.2 mi | 9.25 pCi/L | 4 |
| Mckeesport | 16.8 mi | 7.00 pCi/L | 1 |
| Sewickley | 19.8 mi | 15.00 pCi/L | 2 |
Washington County Radon Profile
EPA mapping assigns Washington 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 3 cities in Washington County average 7.80 pCi/L across 5 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 Washington County home regardless of zone or a neighbor's results.