Clarksburg, MD Radon Mitigation and Testing
Residents of Clarksburg in Montgomery County should be aware that local homes average 8.0 pCi/L based on available testing data—well above the EPA's 4.0 action level. This Washington Metro area community sits on Piedmont crystalline bedrock that contributes to elevated radon potential throughout zip code 20871, making testing and mitigation particularly important for homeowners.
Based on 3 user-submitted radon tests for homes in Clarksburg, MD. The EPA recommends taking action at or above 4.0 pCi/L.
Clarksburg, MD Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Clarksburg, MD Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Clarksburg, Maryland Radon Levels
User-submitted radon test readings from homes in the Clarksburg area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 8 pCi/L | Clarksburg, MD | 100+ Years | Full Basement | Jul 2022 |
| 7 pCi/L | Clarksburg, MD | 0-20 Years | Full Basement | Oct 2020 |
| 9 pCi/L | Clarksburg, MD | 0-20 Years | Partial Basement | Apr 2016 |
Have a radon test result for Clarksburg? Submit your reading to help other homeowners.
Clarksburg Radon Facts
Key details about the radon risk profile for Clarksburg and the 20871 zip code area.
Clarksburg and the 20871 zip code are located in Montgomery County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.
Radon FAQ for Clarksburg, MD
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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 |