Ellendale, ND Radon Mitigation and Testing

Q: What EPA Radon Zone is Ellendale in?

Ellendale is in Dickey County, EPA Zone 1.

Q: How much does radon mitigation cost in Ellendale?

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

Dickey County

EPA Zone 1

Positioned in Dickey County in southeastern North Dakota's prairie region, Ellendale sits over glacial deposits and Pierre Shale formations that can contribute to elevated radon potential in enclosed spaces. Local housing in zip code 58436 includes both historic homes and newer construction, many featuring full basements typical of Northern Plains architecture. Given the limited radon testing data available, homeowners should conduct individual testing to assess their specific radon exposure levels.

Ellendale, ND Radon Mitigation

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

Ellendale, ND Radon Testing

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

Ellendale Radon Facts

Key details about the radon risk profile for Ellendale and the 58436 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Dickey County, ND

Zip Code

58436

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Ellendale and the 58436 zip code are located in Dickey 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 Ellendale, ND

What EPA Radon Zone is Ellendale in?

Ellendale and the 58436 zip code are in Dickey 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 Ellendale?

Radon mitigation in Ellendale 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 Ellendale?

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