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Mount Vernon, NY Radon Levels

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


Mount Vernon, NY Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Westchester County, NY
Zip Code 10550
Avg. User Level 7.00 pCi/L
User Tests 2

Bordering the Bronx in Westchester County, Mount Vernon's urban environment shows elevated radon readings averaging 7.0 pCi/L — significantly above EPA action levels. Despite being part of the densely developed New York City Metro area, the community's mix of early-20th-century housing and underlying metamorphic bedrock creates conditions where radon accumulates. Residents across zip codes 10550, 10552, and 10553 should prioritize testing and mitigation in their multilevel homes.

7.00
pCi/L average
Above EPA Action Level

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

0
4.0 EPA
10+

Mount Vernon, NY Radon Mitigation

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Mount Vernon, NY Radon Levels

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

Radon LevelCityHome AgeFoundation
7 pCi/L Mount Vernon, NY 51-99 Years Full Basement
7 pCi/L Mount Vernon, NY 21-50 Years Full Basement

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

Radon FAQ for Mount Vernon, NY

What is the average radon level in Mount Vernon, NY?
Based on 2 user-submitted tests, the average radon level in Mount Vernon 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 Mount Vernon in?
Mount Vernon and the 10550 zip code are in Westchester 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 Mount Vernon?
Radon mitigation in Mount Vernon 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 Mount Vernon?
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