Ardmore, PA Radon Levels
Check local Ardmore radon levels and find certified testing and mitigation professionals to keep your home safe
Ardmore, PA Radon Facts
Testing data from Delaware County's Ardmore community shows an average radon level of 6.0 pCi/L, significantly exceeding the EPA's 4.0 pCi/L action threshold. This Philadelphia Metro suburb in zip code 19003 sits on the region's crystalline bedrock typical of southeastern Pennsylvania's Piedmont geology. Many of the area's historic homes feature traditional basement construction that can facilitate radon accumulation from underlying soil and rock.
Based on 2 user-submitted radon tests for homes in Ardmore, PA. The EPA recommends taking action at or above 4.0 pCi/L.
Ardmore, PA Radon Mitigation
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Ardmore, PA Radon Levels
User-submitted radon test readings from homes in the Ardmore area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 8 pCi/L | Ardmore, PA | 51-99 Years | Full Basement |
| 4 pCi/L | Ardmore, PA | 100+ Years | Full Basement |
Have a radon test result for Ardmore? Submit your reading to help other homeowners.
Radon Readings Near Ardmore, PA
Compare radon levels in Ardmore with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Bala Cynwyd | 3.4 mi | 1.00 pCi/L | 1 |
| Drexel Hill | 3.6 mi | 2.50 pCi/L | 2 |
| Broomall | 3.9 mi | 7.00 pCi/L | 2 |
| Lansdowne | 4.8 mi | 4.00 pCi/L | 1 |
| Springfield | 5.4 mi | 5.67 pCi/L | 3 |
| Clifton Heights | 5.6 mi | 5.00 pCi/L | 1 |
| Morton | 6.8 mi | 4.00 pCi/L | 1 |
| Wayne | 6.8 mi | 5.00 pCi/L | 1 |
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.