Friendsville, MD Radon Mitigation and Testing

Q: What EPA Radon Zone is Friendsville in?

Friendsville is in Garrett County, EPA Zone 2.

Q: How much does radon mitigation cost in Friendsville?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Garrett County

EPA Zone 2

High in the Appalachian Mountains of Garrett County, Friendsville sits in an area where ancient rock formations can influence radon levels. Testing data for this 21531 ZIP code community remains limited, making individual home testing particularly important for mountain residents. The region's unique geology and elevation changes can create variable radon conditions throughout the area.

Friendsville, MD Radon Mitigation

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

Friendsville, MD Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Friendsville Radon Facts

Key details about the radon risk profile for Friendsville and the 21531 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Garrett County, MD

Zip Code

21531

Predicted Screening Level

2–4 pCi/L (Zone 2)

Friendsville and the 21531 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 Friendsville, MD

What EPA Radon Zone is Friendsville in?

Friendsville and the 21531 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 Friendsville?

Radon mitigation in Friendsville 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 Friendsville?

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 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