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National Park, NJ Radon Levels

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


National Park, NJ Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Gloucester County, NJ
Zip Code 08063

National Park in Gloucester County sits within the Philadelphia Metro region, where New Jersey's Coastal Plain sediments generally produce moderate radon levels. Testing data for zip code 08063 remains limited, though the area's proximity to the Delaware River and underlying sedimentary geology suggests variable radon potential. Local homeowners should consider testing, particularly in properties with basements or lower-level living spaces where radon might accumulate.

National Park, NJ 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 National Park?

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Radon FAQ for National Park, NJ

What EPA Radon Zone is National Park in?
National Park and the 08063 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 National Park?
Radon mitigation in National Park 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 National Park?
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