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      Vallejo, CA Radon Levels

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

      Vallejo, CA Radon Facts

      EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
      County Solano County, CA
      Zip Code 94589
      Avg. User Level 1.00 pCi/L
      User Tests 1

      Situated in Solano County in the San Francisco Bay Area, Vallejo has recorded an average radon level of 1.0 pCi/L based on available testing data. This reading falls well within EPA-recommended ranges, reflecting the area's coastal marine sediments and relatively low radon geology. However, individual homes can still vary significantly from area averages, making testing advisable for all residents regardless of the favorable regional conditions.

      1.00
      pCi/L average
      Below EPA Action Level

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

      0
      4.0 EPA
      10+

      Vallejo, CA Radon Mitigation

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

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      Vallejo, CA Radon Levels

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

      Radon LevelCityHome AgeFoundation
      1 pCi/L Vallejo, CA 51-99 Years Partial Basement

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

      Radon FAQ for Vallejo, CA

      What is the average radon level in Vallejo, CA?
      Based on 1 user-submitted test, the average radon level in Vallejo is 1.00 pCi/L. This is below the EPA's recommended action level of 4.0 pCi/L. However, we recommend all homes be tested regardless of your neighbor's results.
      What EPA Radon Zone is Vallejo in?
      Vallejo and the 94589 zip code are in Solano 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 Vallejo?
      Radon mitigation in Vallejo 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 Vallejo?
      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 California

      Cities in California with the most user-submitted radon test data, ranked by number of submissions.

      CityAvg User Radon LevelSubmissions
      Los Angeles 7.83 pCi/L 6
      Mammoth Lakes 10.80 pCi/L 5
      San Jose 4.20 pCi/L 5
      Rancho Palos Verdes 8.00 pCi/L 4
      Bishop 6.25 pCi/L 4
      Oakland 5.00 pCi/L 4
      Woodland Hills 7.67 pCi/L 3
      South Lake Tahoe 6.33 pCi/L 3
      Palos Verdes Peninsula 6.00 pCi/L 3
      Sacramento 4.33 pCi/L 3

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      Free Radon Mitigation Quote

      Or call for a free quote: 1-800-299-3578

      A licensed contractor will contact you immediately.

      * Required