Gladstone, OR Radon Levels
Check local Gladstone radon levels and find certified testing and mitigation professionals to keep your home safe
Gladstone, OR Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Clackamas County, OR
Zip Code
97027
Adjacent to Portland Metro in Clackamas County, Gladstone sits on Columbia River basalt formations that generally produce low radon levels throughout the 97027 zip code. Testing data remains limited for this riverfront community, though the volcanic bedrock and mild climate typically result in minimal radon accumulation. Pacific Northwest homes with crawl spaces should still consider testing, particularly during winter months when indoor air circulation decreases.
Gladstone, 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 Gladstone, OR
What EPA Radon Zone is Gladstone in?
Gladstone and the 97027 zip code are in Clackamas County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.
How much does radon mitigation cost in Gladstone?
Radon mitigation in Gladstone 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 Gladstone?
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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