Fairfield, ND Radon Levels

Q: What EPA Radon Zone is Fairfield in?

Fairfield is in Billings County, EPA Zone 1.

Q: How much does radon mitigation cost in Fairfield?

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

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

Fairfield, ND Radon Facts

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

County Billings County, ND

Zip Code 58627

Rural Billings County in southwestern North Dakota places this community over sedimentary bedrock that can contain uranium-bearing formations. While testing data for zip code 58627 is limited, North Dakota's geology creates variable radon conditions across the state. The sparse population and agricultural setting shouldn't discourage individual testing, as soil conditions can still produce elevated radon levels.

Fairfield, 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 Fairfield, ND

What EPA Radon Zone is Fairfield in?

Fairfield and the 58627 zip code are in Billings 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 Fairfield?

Radon mitigation in Fairfield 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 Fairfield?

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