Clear Spring, MD Radon Levels
Check local Clear Spring radon levels and find certified testing and mitigation professionals to keep your home safe
Clear Spring, MD Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Washington County, MD
Zip Code
21722
Located in Washington County within the Hagerstown Metro area, Clear Spring sits in the Great Valley where limestone bedrock can create localized radon accumulation despite Maryland's generally moderate levels. Testing data is currently limited for this 21722 community, encouraging homeowners to conduct individual assessments. The area's rural character includes both historic homes with stone foundations and newer construction, often featuring full basements typical of the region.
Clear Spring, 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 Clear Spring, MD
What EPA Radon Zone is Clear Spring in?
Clear Spring and the 21722 zip code are in Washington 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 Clear Spring?
Radon mitigation in Clear Spring 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 Clear Spring?
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 |