Velva, ND Radon Mitigation and Testing

Q: What EPA Radon Zone is Velva in?

Velva is in McHenry County, EPA Zone 1.

Q: How much does radon mitigation cost in Velva?

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

McHenry County

EPA Zone 1

Located in McHenry County in north-central North Dakota, Velva sits atop glacial till deposits that can contain uranium-bearing materials and produce elevated radon levels. Testing data for zip code 58790 remains limited, making professional radon measurement essential for area residents. The region's harsh winters and typical foundation construction can trap radon in homes during heating seasons.

Velva, ND Radon Mitigation

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

Velva, ND Radon Testing

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

Velva Radon Facts

Key details about the radon risk profile for Velva and the 58790 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

McHenry County, ND

Zip Code

58790

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Velva and the 58790 zip code are located in McHenry 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 Velva, ND

What EPA Radon Zone is Velva in?

Velva and the 58790 zip code are in McHenry 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 Velva?

Radon mitigation in Velva 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 Velva?

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