Nelson, WI Radon Levels

Q: What EPA Radon Zone is Nelson in?

Nelson is in Buffalo 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 Buffalo 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, WI Radon Facts

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

County Buffalo County, WI

Zip Code 54756

Located along the Mississippi River in Buffalo County, Nelson sits on river terrace deposits overlying Paleozoic sedimentary rocks that can produce moderate radon levels. While specific testing data for zip code 54756 is limited, the underlying limestone and sandstone formations common to western Wisconsin can generate elevated readings. Residents should test their homes, especially older properties with stone foundations near the river bluffs.

5.71

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.71 pCi/L, based on 7 tests from 6 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, WI Radon Mitigation

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

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Radon Readings Near Nelson, WI

No homeowner tests have been submitted for Nelson yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Ellsworth	31.8 mi	5.00 pCi/L	1
Altoona	37.8 mi	6.00 pCi/L	1
Osseo	39.6 mi	5.00 pCi/L	1
Fall Creek	42.3 mi	8.00 pCi/L	1
River Falls	42.7 mi	7.00 pCi/L	2
Holmen	48.6 mi	2.00 pCi/L	1

Buffalo County Radon Profile

Because of its underlying geology, Buffalo 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 Buffalo 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 Buffalo County home regardless of zone or a neighbor's results.

Radon FAQ for Nelson, WI

What EPA Radon Zone is Nelson in?

Nelson and the 54756 zip code are in Buffalo 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 Buffalo 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.