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      Sewell, NJ Radon Levels

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

      Sewell, NJ Radon Facts

      EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
      County Gloucester County, NJ
      Zip Code 08080
      Avg. User Level 5.00 pCi/L
      User Tests 2

      Sewell in Gloucester County shows an average radon level of 5.0 pCi/L based on local testing, exceeding the EPA action threshold and indicating elevated radon potential in the area. Located within the Philadelphia Metro area, this 08080 community features suburban developments built primarily from the 1960s through 1990s with predominantly full basement foundations. The testing data range from 3.0 to 7.0 pCi/L suggests significant variation between properties, making individual home testing essential for all residents.

      5.00
      pCi/L average
      Above EPA Action Level

      Based on 2 user-submitted radon tests for homes in Sewell, NJ. The EPA recommends taking action at or above 4.0 pCi/L.

      0
      4.0 EPA
      10+

      Sewell, NJ Radon Mitigation

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

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      Sewell, NJ Radon Levels

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

      Radon LevelCityHome AgeFoundation
      3 pCi/L Sewell, NJ 21-50 Years No Basement/All Slab
      7 pCi/L Sewell, NJ 0-20 Years Full Basement

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

      Radon FAQ for Sewell, NJ

      What is the average radon level in Sewell, NJ?
      Based on 2 user-submitted tests, the average radon level in Sewell is 5.00 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 Sewell in?
      Sewell and the 08080 zip code are in Gloucester 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 Sewell?
      Radon mitigation in Sewell 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 Sewell?
      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 New Jersey

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

      CityAvg User Radon LevelSubmissions
      Cherry Hill 6.44 pCi/L 9
      Hillsborough 6.14 pCi/L 7
      Freehold 10.50 pCi/L 6
      Marlboro 6.17 pCi/L 6
      Bernardsville 7.00 pCi/L 5
      Phillipsburg 7.00 pCi/L 5
      Edison 5.60 pCi/L 5
      Princeton 5.40 pCi/L 5
      Sussex 9.75 pCi/L 4
      Piscataway 6.75 pCi/L 4

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      Free Radon Mitigation Quote

      Or call for a free quote: 1-800-299-3578 Local: 732-979-2523

      A licensed contractor will contact you immediately.

      * Required