Call For A Free Quote: 1-800-299-3578 (toll free)

Port Jefferson Station, NY Radon Levels

Check local Port Jefferson Station radon levels and find certified testing and mitigation professionals to keep your home safe


Port Jefferson Station, NY Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Suffolk County, NY
Zip Code 11776

Adjacent to Port Jefferson in Suffolk County, this Long Island community features suburban developments built over glacial outwash deposits that can affect radon accumulation patterns. Current testing data for the 11776 zip code area remains insufficient to establish clear community radon trends. Homeowners should conduct professional testing, especially given the area's mix of basement types and foundation styles common in Long Island residential construction.

Port Jefferson Station, NY 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 Port Jefferson Station?

  • 100% Free, No-Obligation Quotes
  • Matches You with State-Licensed Suffolk County Pros
1-800-299-3578 Toll-free · Mon–Fri 8am–6pm ET

Radon FAQ for Port Jefferson Station, NY

What EPA Radon Zone is Port Jefferson Station in?
Port Jefferson Station and the 11776 zip code are in Suffolk 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 Port Jefferson Station?
Radon mitigation in Port Jefferson Station 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 Port Jefferson Station?
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 York

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

CityAvg User Radon LevelSubmissions
Brooklyn 10.80 pCi/L 5
Oneonta 6.50 pCi/L 4
Clifton Park 3.75 pCi/L 4
Elmira 15.00 pCi/L 3
Saugerties 10.67 pCi/L 3
Staten Island 4.00 pCi/L 3
New York 9.00 pCi/L 2
Yonkers 8.00 pCi/L 2
Horseheads 7.50 pCi/L 2
Poughkeepsie 16.00 pCi/L 1