Nelson, MN Radon Levels

Q: What EPA Radon Zone is Nelson in?

Nelson is in Douglas County, EPA Zone 1.

Q: Why are radon readings shown from areas near Nelson?

No homeowner radon tests have been submitted for Nelson yet, so readings from the closest cities and the Douglas County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Nelson?

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

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

Nelson, MN Radon Facts

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

County Douglas County, MN

Zip Code 56355

This small community in Douglas County sits within Minnesota's lake country, where glacial deposits over Precambrian bedrock create conditions that can support radon accumulation. Testing data for zip code 56355 is currently limited, making it difficult to establish community-wide radon patterns. Residents should test their homes given the state's generally elevated radon potential, particularly in properties with basements extending into the glacial till.

6.64

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 6.64 pCi/L, based on 11 tests from 10 nearby cities. No readings have been submitted for Nelson yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Nelson, MN Radon Mitigation

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

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Douglas County Radon Profile

Because of its underlying geology, Douglas County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Direct test data for Douglas County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Douglas County home regardless of zone or a neighbor's results.

Radon FAQ for Nelson, MN

What EPA Radon Zone is Nelson in?

Nelson and the 56355 zip code are in Douglas 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.

Why are radon readings shown from areas near Nelson?

No homeowner radon tests have been submitted for Nelson yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Douglas County average—are the best available indicator of local conditions until Nelson homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Nelson?

Radon mitigation in Nelson 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 Nelson?

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.