Kennett Square, PA Radon Levels
Check local Kennett Square radon levels and find certified testing and mitigation professionals to keep your home safe
Kennett Square, PA Radon Facts
Located in Chester County within the Philadelphia Metro area, Kennett Square has recorded an average radon level of 9.0 pCi/L, significantly exceeding the EPA action threshold. This elevated reading for zip code 19348 reflects the area's Piedmont crystalline geology and traditional Pennsylvania basement construction that can trap radon gas. Residents should prioritize professional testing and consider mitigation systems given these concerning levels documented in the community.
Based on 1 user-submitted radon test for homes in Kennett Square, PA. The EPA recommends taking action at or above 4.0 pCi/L.
Kennett Square, PA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Kennett Square?
- 100% Free, No-Obligation Quotes
- Matches You with State-Licensed Chester County Pros
Kennett Square, PA Radon Levels
User-submitted radon test readings from homes in the Kennett Square area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 9 pCi/L | Kennett Square, PA | 0-20 Years | — |
Have a radon test result for Kennett Square? Submit your reading to help other homeowners.
Radon Readings Near Kennett Square, PA
Compare radon levels in Kennett Square with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Landenberg | 7.3 mi | 9.00 pCi/L | 1 |
| West Chester | 9.5 mi | 6.67 pCi/L | 3 |
| Garnet Valley | 10.6 mi | 7.00 pCi/L | 1 |
| Glen Mills | 10.8 mi | 3.00 pCi/L | 1 |
| Downingtown | 11.2 mi | 20.00 pCi/L | 1 |
| Marcus Hook | 14.1 mi | 13.00 pCi/L | 1 |
| Aston | 14.2 mi | 4.00 pCi/L | 1 |
| Oxford | 15.8 mi | 4.00 pCi/L | 1 |
Chester County Radon Profile
The bedrock and soils beneath Chester 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 Chester County average 9.00 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 Chester County.