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Marion Station, MD Radon Levels

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


Marion Station, MD Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Somerset County, MD
Zip Code 21838

Positioned in Somerset County on Maryland's Eastern Shore, Marion Station benefits from coastal plain geology that typically moderates radon accumulation. However, testing data for this rural community remains sparse, emphasizing the importance of individual home testing. The area's mix of older farmhouses and newer construction creates varying foundation types that can influence radon entry rates.

Marion Station, MD Radon Mitigation

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

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Radon FAQ for Marion Station, MD

What EPA Radon Zone is Marion Station in?
Marion Station and the 21838 zip code are in Somerset 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 Marion Station?
Radon mitigation in Marion Station 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 Marion Station?
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