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Millersville, MD Radon Levels

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


Millersville, MD Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Anne Arundel County, MD
Zip Code 21108
Avg. User Level 8.00 pCi/L
User Tests 1

Millersville sits in Anne Arundel County within the Baltimore Metro area, showing an average radon level of 8.0 pCi/L that significantly exceeds EPA action thresholds. This elevated reading in zip code 21108 reflects the area's coastal plain geology and uranium-bearing formations that can produce high radon concentrations. Homeowners should prioritize testing and mitigation, particularly in the area's common split-level and basement-equipped housing stock.

8.00
pCi/L average
Above EPA Action Level

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

0
4.0 EPA
10+

Millersville, MD Radon Mitigation

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Millersville, MD Radon Levels

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

Radon LevelCityHome AgeFoundation
8 pCi/L Millersville, MD 0-20 Years Full Basement

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

Radon FAQ for Millersville, MD

What is the average radon level in Millersville, MD?
Based on 1 user-submitted test, the average radon level in Millersville is 8.00 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 Millersville in?
Millersville and the 21108 zip code are in Anne Arundel 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 Millersville?
Radon mitigation in Millersville 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 Millersville?
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