Hannah, ND Radon Levels

Q: What EPA Radon Zone is Hannah in?

Hannah is in Cavalier County, EPA Zone 1.

Q: How much does radon mitigation cost in Hannah?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

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

Hannah, ND Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Cavalier County, ND

Zip Code 58239

Set in Cavalier County near the Canadian border, Hannah occupies glacial terrain where underlying rock formations can influence radon accumulation in homes. The community's mix of older farmsteads and newer residences may show varying radon levels depending on construction style and soil contact. Given the absence of local testing data for zip code 58239, homeowners should prioritize professional radon testing to establish accurate indoor air quality baselines.

Hannah, 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 Hannah, ND

What EPA Radon Zone is Hannah in?

Hannah and the 58239 zip code are in Cavalier 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 Hannah?

Radon mitigation in Hannah 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 Hannah?

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.

City	Avg User Radon Level	Submissions
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