Sunderland, MD Radon Levels

Q: What is the average radon level in Sunderland, MD?

Based on 1 user-submitted tests, the average radon level is 6.00 pCi/L.

Q: What EPA Radon Zone is Sunderland in?

Sunderland is in Calvert County, EPA Zone 1.

Q: How much does radon mitigation cost in Sunderland?

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

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

Sunderland, MD Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Calvert County, MD

Zip Code 20689

Avg. User Level 6.00 pCi/L

User Tests 1

This Chesapeake Bay area community in Calvert County recorded an average radon level of 6.0 pCi/L in testing from zip code 20689, exceeding the EPA action threshold. Located within the Lexington Park Metro area, Sunderland sits on Maryland's Western Shore where coastal plain sediments over bedrock can create surprising radon accumulation. The area's mix of waterfront properties and suburban developments warrants careful radon monitoring.

6.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Sunderland, MD. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Sunderland, MD Radon Mitigation

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Sunderland, MD Radon Levels

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

Radon Level	City	Home Age	Foundation
6 pCi/L	Sunderland, MD	21-50 Years	Partial Basement

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Radon FAQ for Sunderland, MD

What is the average radon level in Sunderland, MD?

Based on 1 user-submitted test, the average radon level in Sunderland is 6.00 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 Sunderland in?

Sunderland and the 20689 zip code are in Calvert County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Sunderland?

Radon mitigation in Sunderland 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 Sunderland?

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.

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
Frostburg	8.67 pCi/L	3

Sunderland, MD Radon Levels

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

Sunderland, MD Radon Facts

Sunderland, MD Radon Mitigation

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Sunderland, MD Radon Levels

Radon FAQ for Sunderland, MD

Most Active Radon Markets in Maryland

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