Carrington, ND Radon Mitigation and Testing

Q: What EPA Radon Zone is Carrington in?

Carrington is in Foster County, EPA Zone 1.

Q: How much does radon mitigation cost in Carrington?

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

Foster County

EPA Zone 1

Positioned in Foster County within North Dakota's glacial prairie region, Carrington sits in EPA Zone 1, indicating the highest radon potential statewide. The community's glacial till deposits over uranium-bearing Pierre Shale create optimal conditions for radon gas production and migration into homes. With limited testing data available for zip code 58421, local homeowners should prioritize radon testing, especially in properties with basements or crawl spaces.

Carrington, ND Radon Mitigation

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

Carrington, ND Radon Testing

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

Carrington Radon Facts

Key details about the radon risk profile for Carrington and the 58421 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Foster County, ND

Zip Code

58421

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Carrington and the 58421 zip code are located in Foster 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 Carrington, ND

What EPA Radon Zone is Carrington in?

Carrington and the 58421 zip code are in Foster 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 Carrington?

Radon mitigation in Carrington 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 Carrington?

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