Park River, ND Radon Levels

Q: What EPA Radon Zone is Park River in?

Park River is in Walsh County, EPA Zone 1.

Q: How much does radon mitigation cost in Park River?

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

Check local Park River radon levels and find certified testing and mitigation professionals to keep your home safe

Park River, ND Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Walsh County, ND

Zip Code 58270

Located in Walsh County near the Minnesota border, Park River sits on glacial lake deposits from ancient Lake Agassiz. Testing data for the 58270 area is currently unavailable, making individual home assessment particularly important. The region's clay-rich soils and underlying sedimentary bedrock can create variable radon conditions throughout the community.

Park River, ND Radon Mitigation

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

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Radon FAQ for Park River, ND

What EPA Radon Zone is Park River in?

Park River and the 58270 zip code are in Walsh 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 Park River?

Radon mitigation in Park River 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 Park River?

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 in North Dakota with the most user-submitted radon test data, ranked by number of submissions.

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