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      Stevenson, WA Radon Levels

      Check local Stevenson radon levels and find certified testing and mitigation professionals to keep your home safe

      Stevenson, WA Radon Facts

      EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
      County Skamania County, WA
      Zip Code 98648
      Avg. User Level 7.00 pCi/L
      User Tests 1

      Perched along the Columbia River Gorge in Skamania County, Stevenson has recorded radon levels averaging 7.0 pCi/L, well above the EPA action threshold. This Portland Metro area community in zip code 98648 sits on volcanic bedrock that can produce elevated radon concentrations. Homes throughout the Columbia River Gorge should undergo professional radon testing due to the region's unique geological setting.

      7.00
      pCi/L average
      Above EPA Action Level

      Based on 1 user-submitted radon test for homes in Stevenson, WA. The EPA recommends taking action at or above 4.0 pCi/L.

      0
      4.0 EPA
      10+

      Stevenson, WA Radon Mitigation

      Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

      Need Radon Mitigation or Testing in Stevenson?

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      Stevenson, WA Radon Levels

      User-submitted radon test readings from homes in the Stevenson area.

      Radon LevelCityHome AgeFoundation
      7 pCi/L Stevenson, WA 21-50 Years Full Basement

      Have a radon test result for Stevenson? Submit your reading to help other homeowners.

      Radon FAQ for Stevenson, WA

      What is the average radon level in Stevenson, WA?
      Based on 1 user-submitted test, the average radon level in Stevenson is 7.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
      What EPA Radon Zone is Stevenson in?
      Stevenson and the 98648 zip code are in Skamania 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 Stevenson?
      Radon mitigation in Stevenson 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 Stevenson?
      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.

      CityAvg User Radon LevelSubmissions
      Vancouver 6.56 pCi/L 9
      Kent 3.50 pCi/L 6
      Olympia 7.00 pCi/L 5
      Seattle 5.25 pCi/L 4
      Bellevue 3.75 pCi/L 4
      Spokane 11.67 pCi/L 3
      Camas 8.00 pCi/L 3
      Centralia 7.00 pCi/L 3
      Bellingham 4.50 pCi/L 2
      Kirkland 4.50 pCi/L 2

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      Free Radon Mitigation Quote

      Or call for a free quote: 1-800-299-3578 Local: 360-831-0481

      A licensed contractor will contact you immediately.

      * Required