Napoleon, ND Radon Levels
Check local Napoleon radon levels and find certified testing and mitigation professionals to keep your home safe
Napoleon, ND Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Logan County, ND
Zip Code
58561
Situated in south-central North Dakota's Logan County, Napoleon sits on glacial till deposits left by ancient ice sheets across the northern Great Plains. The area's mix of older farmsteads and newer residential construction creates varying foundation types and radon entry potential. Since local testing data is limited, homeowners should conduct professional radon testing to establish safe indoor air quality baselines.
Napoleon, ND 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 Napoleon?
- 100% Free, No-Obligation Quotes
- Matches You with State-Licensed Logan County Pros
1-800-299-3578
Toll-free · Mon–Fri 8am–6pm ET
Radon FAQ for Napoleon, ND
What EPA Radon Zone is Napoleon in?
Napoleon and the 58561 zip code are in Logan 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 Napoleon?
Radon mitigation in Napoleon 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 Napoleon?
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 |