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Swanton, MD Radon Levels

Check local Swanton radon levels and find certified testing and mitigation professionals to keep your home safe


Swanton, MD Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Garrett County, MD
Zip Code 21561
Avg. User Level 11.00 pCi/L
User Tests 3

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.

11.00
pCi/L average
Above EPA Action Level

Based on 3 user-submitted radon tests for homes in Swanton, MD. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Swanton, MD Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Swanton, MD Radon Levels

User-submitted radon test readings from homes in the Swanton area.

Radon LevelCityHome AgeFoundation
20 pCi/L Swanton, MD 0-20 Years Full Basement
9 pCi/L Swanton, MD 0-20 Years No Basement/All Slab
4 pCi/L Swanton, MD 21-50 Years

Have a radon test result for Swanton? Submit your reading to help other homeowners.

Radon FAQ for Swanton, MD

What is the average radon level in Swanton, MD?
Based on 3 user-submitted tests, the average radon level in Swanton is 11.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
What EPA Radon Zone is Swanton in?
Swanton and the 21561 zip code are in Garrett County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.
How much does radon mitigation cost in Swanton?
Radon mitigation in Swanton typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
Should I test for radon if I'm buying a home in Swanton?
Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in Maryland

Cities in Maryland with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
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
Frostburg 8.67 pCi/L 3