Spokane, WA Radon Levels
Check local Spokane radon levels and find certified testing and mitigation professionals to keep your home safe
Spokane, WA Radon Facts
Spokane in Spokane County shows an average radon level of 11.67 pCi/L based on recent testing data, significantly exceeding the EPA action threshold of 4.0 pCi/L. The city's position in eastern Washington, built over granite bedrock and volcanic soils, creates conditions favorable for elevated radon accumulation in homes. With readings ranging from 3.0 to 20.0 pCi/L across different neighborhoods, professional radon testing and mitigation are strongly recommended for all residents.
Based on 3 user-submitted radon tests for homes in Spokane, WA. The EPA recommends taking action at or above 4.0 pCi/L.
Spokane, WA Radon Mitigation
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Spokane, WA Radon Levels
User-submitted radon test readings from homes in the Spokane area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 12 pCi/L | Spokane, WA | 51-99 Years | Partial Basement |
| 20 pCi/L | Spokane, WA | 100+ Years | Full Basement |
| 3 pCi/L | Spokane, WA | 0-20 Years | Full Basement |
Have a radon test result for Spokane? Submit your reading to help other homeowners.
Radon FAQ for Spokane, WA
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Cities in Washington with the most user-submitted radon test data, ranked by number of submissions.