Wahpeton, ND Radon Mitigation and Testing

Q: What EPA Radon Zone is Wahpeton in?

Wahpeton is in Richland County, EPA Zone 1.

Q: How much does radon mitigation cost in Wahpeton?

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

Richland County

EPA Zone 1

Positioned in Richland County along the Red River valley, Wahpeton sits on glacial lake deposits and clay soils that create very high radon potential typical of eastern North Dakota. With testing data limited for zip code 58075, the geological conditions strongly suggest homeowners should test their properties. Both older downtown buildings and newer residential areas warrant radon assessment.

Wahpeton, ND Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Wahpeton, ND Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Wahpeton Radon Facts

Key details about the radon risk profile for Wahpeton and the 58075 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Richland County, ND

Zip Code

58075

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Wahpeton and the 58075 zip code are located in Richland County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Wahpeton, ND

What EPA Radon Zone is Wahpeton in?

Wahpeton and the 58075 zip code are in Richland 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 Wahpeton?

Radon mitigation in Wahpeton 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 Wahpeton?

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 with the most user-submitted radon test data in the state.

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