Clifton Heights, PA Radon Levels
Check local Clifton Heights radon levels and find certified testing and mitigation professionals to keep your home safe
Clifton Heights, PA Radon Facts
This close-in Philadelphia Metro suburb in Delaware County features predominantly older residential construction from the early-to-mid 1900s, many with full basements that can concentrate radon gas. Testing data shows an average radon level of 5.0 pCi/L, which exceeds the EPA action level of 4.0 pCi/L. Homeowners in zip code 19018 should prioritize radon testing and consider mitigation, particularly in homes with basement living spaces or home offices.
Based on 1 user-submitted radon test for homes in Clifton Heights, PA. The EPA recommends taking action at or above 4.0 pCi/L.
Clifton Heights, PA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Clifton Heights, PA Radon Levels
User-submitted radon test readings from homes in the Clifton Heights area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 5 pCi/L | Clifton Heights, PA | 51-99 Years | Full Basement |
Have a radon test result for Clifton Heights? Submit your reading to help other homeowners.
Radon Readings Near Clifton Heights, PA
Compare radon levels in Clifton Heights with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Lansdowne | 1.7 mi | 4.00 pCi/L | 1 |
| Drexel Hill | 2.2 mi | 2.50 pCi/L | 2 |
| Morton | 2.2 mi | 4.00 pCi/L | 1 |
| Springfield | 2.5 mi | 5.67 pCi/L | 3 |
| Swarthmore | 3.6 mi | 5.25 pCi/L | 4 |
| Broomall | 5.3 mi | 7.00 pCi/L | 2 |
| Ardmore | 5.6 mi | 6.00 pCi/L | 2 |
| Media | 5.9 mi | 7.00 pCi/L | 2 |
Delaware County Radon Profile
The bedrock and soils beneath Delaware 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 13 cities in Delaware County average 5.59 pCi/L across 22 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 Delaware County.