Lisbon, ND Radon Mitigation and Testing

Q: What EPA Radon Zone is Lisbon in?

Lisbon is in Ransom County, EPA Zone 1.

Q: How much does radon mitigation cost in Lisbon?

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

Ransom County

EPA Zone 1

Found in Ransom County in southeastern North Dakota, Lisbon currently has limited radon testing data available. The area's glacial till deposits over sedimentary bedrock can create conditions favorable for radon accumulation in basements and lower levels. Given North Dakota's elevated radon potential, homeowners in 58054 should prioritize radon testing.

Lisbon, ND Radon Mitigation

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

Lisbon, ND Radon Testing

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

Lisbon Radon Facts

Key details about the radon risk profile for Lisbon and the 58054 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Ransom County, ND

Zip Code

58054

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Lisbon and the 58054 zip code are located in Ransom 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 Lisbon, ND

What EPA Radon Zone is Lisbon in?

Lisbon and the 58054 zip code are in Ransom 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 Lisbon?

Radon mitigation in Lisbon 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 Lisbon?

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