Tolna, ND Radon Mitigation and Testing

Q: What EPA Radon Zone is Tolna in?

Tolna is in Nelson County, EPA Zone 1.

Q: How much does radon mitigation cost in Tolna?

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

Nelson County

EPA Zone 1

Set in Nelson County's agricultural landscape, Tolna sits within EPA Zone 1 where glacial till over Pierre Shale creates extremely high radon potential across the northern Great Plains. The community's housing includes historic farmsteads and manufactured homes, with many properties featuring basements or crawl spaces that can concentrate radon gas. Despite limited testing data for 58380, the geological conditions strongly indicate that all residents should prioritize radon testing.

Tolna, ND Radon Mitigation

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

Tolna, ND Radon Testing

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

Tolna Radon Facts

Key details about the radon risk profile for Tolna and the 58380 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Nelson County, ND

Zip Code

58380

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Tolna and the 58380 zip code are located in Nelson 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 Tolna, ND

What EPA Radon Zone is Tolna in?

Tolna and the 58380 zip code are in Nelson 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 Tolna?

Radon mitigation in Tolna 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 Tolna?

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