Mica, WA Radon Levels
Check local Mica radon levels and find certified testing and mitigation professionals to keep your home safe
Mica, WA Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Spokane County, WA
Zip Code
99023
Located in Spokane County within EPA Zone 1, Mica sits in an area with high radon potential due to eastern Washington's granite-based geology and uranium-bearing rock formations. Although specific testing data remains limited for this small community, the region's geological characteristics and rural housing patterns warrant careful attention to radon risk. Homeowners should consider professional testing, particularly given the prevalence of basements and crawl spaces in this area.
Mica, WA 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 Mica, WA
What EPA Radon Zone is Mica in?
Mica and the 99023 zip code are in Spokane 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 Mica?
Radon mitigation in Mica 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 Mica?
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 Washington
Cities in Washington with the most user-submitted radon test data, ranked by number of submissions.