Swanton, MD Radon Mitigation and Testing
Nestled in Garrett County within Maryland's Appalachian highlands, Swanton sits atop sedimentary formations including sandstone and shale bedrock. The mountain community features homes with various foundation types, from older properties with stone basements to newer construction with poured concrete foundations. Testing reveals an average radon level of 11.0 pCi/L in zip code 21561, well above EPA action levels and requiring prompt mitigation attention.
Based on 3 user-submitted radon tests for homes in Swanton, MD. The EPA recommends taking action at or above 4.0 pCi/L.
Swanton, MD Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Swanton, MD Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Swanton, Maryland Radon Levels
User-submitted radon test readings from homes in the Swanton area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 20 pCi/L | Swanton, MD | 0-20 Years | Full Basement | Apr 2025 |
| 9 pCi/L | Swanton, MD | 0-20 Years | No Basement/All Slab | Oct 2024 |
| 4 pCi/L | Swanton, MD | 21-50 Years | — | Aug 2024 |
Have a radon test result for Swanton? Submit your reading to help other homeowners.
Swanton Radon Facts
Key details about the radon risk profile for Swanton and the 21561 zip code area.
Swanton and the 21561 zip code are located in Garrett County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.
Radon FAQ for Swanton, MD
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Most Active Radon Markets in Maryland
Cities with the most user-submitted radon test data in the state.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Frederick | 8.29 pCi/L | 7 |
| Potomac | 9.00 pCi/L | 6 |
| Hagerstown | 8.67 pCi/L | 6 |
| Westminster | 14.50 pCi/L | 4 |
| Baltimore | 7.00 pCi/L | 4 |
| Annapolis | 4.25 pCi/L | 4 |
| Upper Marlboro | 15.00 pCi/L | 3 |
| Edgewater | 12.67 pCi/L | 3 |
| Bowie | 9.00 pCi/L | 3 |
| Clarksburg | 8.00 pCi/L | 3 |
| Gambrills | 6.00 pCi/L | 3 |
| Elkton | 5.33 pCi/L | 3 |
| Silver Spring | 4.33 pCi/L | 3 |
| Chesapeake Beach | 14.00 pCi/L | 2 |
| Cumberland | 9.00 pCi/L | 2 |
| Frostburg | 9.00 pCi/L | 2 |
| Owings | 5.50 pCi/L | 2 |
| Huntingtown | 4.50 pCi/L | 2 |
| Mc Henry | 20.00 pCi/L | 1 |
| Mount Airy | 20.00 pCi/L | 1 |