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Ryder, ND Radon Levels

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


Ryder, ND Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County McLean County, ND
Zip Code 58779

Positioned in McLean County in central North Dakota, Ryder occupies EPA Zone 1 where glacial deposits over sedimentary bedrock contribute to high radon potential. Testing data for this rural community in zip code 58779 remains limited, emphasizing the need for individual home testing. North Dakota's uranium-bearing glacial soils and typical full-basement construction create conditions where radon can accumulate to significant levels in residential properties.

Ryder, ND Radon Mitigation

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

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Radon FAQ for Ryder, ND

What EPA Radon Zone is Ryder in?
Ryder and the 58779 zip code are in McLean County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.
How much does radon mitigation cost in Ryder?
Radon mitigation in Ryder 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 Ryder?
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 North Dakota

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

CityAvg User Radon LevelSubmissions
Grand Forks 13.50 pCi/L 8
Grafton 7.67 pCi/L 3
Dickinson 6.00 pCi/L 3
Watford City 5.50 pCi/L 2
Bismarck No submissions 0