Stanley, ND Radon Levels

Q: What EPA Radon Zone is Stanley in?

Stanley is in Mountrail County, EPA Zone 1.

Q: How much does radon mitigation cost in Stanley?

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

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

Stanley, ND Radon Facts

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

County Mountrail County, ND

Zip Code 58784

Situated in Mountrail County within North Dakota's oil-producing Bakken region, Stanley sits over sedimentary formations that can harbor radon-producing uranium deposits. Testing data for zip code 58784 remains limited, highlighting the importance of individual home testing for local residents. The EPA's Zone 1 classification for this area reflects North Dakota's generally elevated radon potential across much of the state.

Stanley, 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 Stanley, ND

What EPA Radon Zone is Stanley in?

Stanley and the 58784 zip code are in Mountrail 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 Stanley?

Radon mitigation in Stanley 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 Stanley?

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