Lefor, ND Radon Levels
Check local Lefor radon levels and find certified testing and mitigation professionals to keep your home safe
Lefor, ND Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Stark County, ND
Zip Code
58641
Located in Stark County within North Dakota's western oil region, Lefor sits over geological formations that can produce variable radon levels. Although testing submissions for this 58641 community remain sparse, the underlying Pierre Shale formation suggests homeowners should consider radon testing. Rural properties and newer construction in the area may have different radon entry patterns than traditional farmstead foundations.
Lefor, 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 Lefor?
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Radon FAQ for Lefor, ND
What EPA Radon Zone is Lefor in?
Lefor and the 58641 zip code are in Stark 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 Lefor?
Radon mitigation in Lefor 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 Lefor?
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 |