Plaza, ND Radon Mitigation and Testing

Q: What EPA Radon Zone is Plaza in?

Plaza is in Mountrail County, EPA Zone 1.

Q: How much does radon mitigation cost in Plaza?

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

Mountrail County

EPA Zone 1

Located in Mountrail County in northwestern North Dakota's Bakken region, Plaza sits atop glacial till deposits that can influence radon gas migration patterns. While specific radon testing data for this community is currently limited, homeowners should consider testing given the EPA's designation of the area as Zone 1 (highest potential). The geological conditions in this oil-producing region warrant radon awareness for residents of 58771.

Plaza, ND Radon Mitigation

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

Plaza, ND Radon Testing

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

Plaza Radon Facts

Key details about the radon risk profile for Plaza and the 58771 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Mountrail County, ND

Zip Code

58771

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Plaza and the 58771 zip code are located in Mountrail 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 Plaza, ND

What EPA Radon Zone is Plaza in?

Plaza and the 58771 zip code are in Mountrail 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 Plaza?

Radon mitigation in Plaza 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 Plaza?

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