Loomis, WA Radon Levels
Check local Loomis radon levels and find certified testing and mitigation professionals to keep your home safe
Loomis, WA Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Okanogan County, WA
Zip Code
98827
Set in the scenic Okanogan County within zip code 98827, Loomis sits among Washington's North Cascades where glacial deposits and metamorphic bedrock generally produce lower radon levels. Testing data for this mountain community remains limited, so residents interested in indoor air quality should pursue individual home testing. The area's high-altitude location and varied geological conditions can create microclimates for radon that differ from regional averages.
Loomis, 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 Loomis, WA
What EPA Radon Zone is Loomis in?
Loomis and the 98827 zip code are in Okanogan 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 Loomis?
Radon mitigation in Loomis 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 Loomis?
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.
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