Ontario, OR Radon Levels
Check local Ontario radon levels and find certified testing and mitigation professionals to keep your home safe
Ontario, OR Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Malheur County, OR
Zip Code
97914
Situated in Malheur County, Ontario lacks comprehensive radon testing data for the 97914 zip code area. Oregon's high desert geology and volcanic soils generally produce moderate radon levels, though individual properties can vary considerably. Homeowners should consider testing to determine their specific exposure levels.
Ontario, OR 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 Ontario, OR
What EPA Radon Zone is Ontario in?
Ontario and the 97914 zip code are in Malheur County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.
How much does radon mitigation cost in Ontario?
Radon mitigation in Ontario 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 Ontario?
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 Oregon
Cities in Oregon with the most user-submitted radon test data, ranked by number of submissions.