Greensboro, MD Radon Levels
Check local Greensboro radon levels and find certified testing and mitigation professionals to keep your home safe
Greensboro, MD Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Caroline County, MD
Zip Code
21639
This Eastern Shore community in Caroline County serves zip code 21639, where comprehensive radon testing data is currently limited. The Delmarva Peninsula's coastal plain sediments and typically lower radon potential reflect regional geological patterns. However, individual property testing is still advisable to establish specific conditions for each home.
Greensboro, 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 Greensboro, MD
What EPA Radon Zone is Greensboro in?
Greensboro and the 21639 zip code are in Caroline County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.
How much does radon mitigation cost in Greensboro?
Radon mitigation in Greensboro 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 Greensboro?
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 |