Chambersburg, PA Radon Levels
Check local Chambersburg radon levels and find certified testing and mitigation professionals to keep your home safe
Chambersburg, PA Radon Facts
Chambersburg in Franklin County shows a significant average radon level of 10.14 pCi/L, well above the EPA action threshold of 4.0 pCi/L. This elevated reading reflects the challenging radon conditions common throughout south-central Pennsylvania, where limestone bedrock and karst geology create numerous pathways for radon entry. Residents across zip codes 17201 and 17202 should prioritize radon testing and consider mitigation systems to protect their families from these elevated levels.
Based on 7 user-submitted radon tests for homes in Chambersburg, PA. The EPA recommends taking action at or above 4.0 pCi/L.
Chambersburg, PA Radon Mitigation
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Chambersburg, PA Radon Levels
User-submitted radon test readings from homes in the Chambersburg area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 14 pCi/L | Chambersburg, PA | 0-20 Years | Full Basement |
| 4 pCi/L | Chambersburg, PA | 21-50 Years | Partial Basement |
| 10 pCi/L | Chambersburg, PA | 51-99 Years | Partial Basement |
| 20 pCi/L | Chambersburg, PA | 21-50 Years | Full Basement |
| 8 pCi/L | Chambersburg, PA | 0-20 Years | Partial Basement |
Have a radon test result for Chambersburg? Submit your reading to help other homeowners.
Radon Readings Near Chambersburg, PA
Compare radon levels in Chambersburg with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Fayetteville | 6.2 mi | 7.00 pCi/L | 3 |
| Greencastle | 10.9 mi | 9.00 pCi/L | 1 |
| Waynesboro | 11.6 mi | 5.00 pCi/L | 1 |
| Orrtanna | 14.4 mi | 20.00 pCi/L | 1 |
| Mercersburg | 15.4 mi | 6.50 pCi/L | 2 |
| Fairfield | 17.9 mi | 7.50 pCi/L | 2 |
| Mc Connellsburg | 18.3 mi | 8.00 pCi/L | 1 |
| Newville | 22.2 mi | 4.00 pCi/L | 1 |
Franklin County Radon Profile
Because of its underlying geology, Franklin County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 5 cities in Franklin County average 8.50 pCi/L across 14 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 Franklin County home regardless of zone or a neighbor's results.