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Altoona, WI Radon Levels

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


Altoona, WI Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Eau Claire County, WI
Zip Code 54720
Avg. User Level 6.00 pCi/L
User Tests 1

Part of the Eau Claire Metro in Eau Claire County, Altoona shows an average radon level of 6.0 pCi/L based on available testing. This reading exceeds the EPA action level, reflecting western Wisconsin's glacial geology and the region's typically elevated radon potential across the 54720 zip code.

6.00
pCi/L average
Above EPA Action Level

Based on 1 user-submitted radon test for homes in Altoona, WI. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Altoona, WI Radon Mitigation

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

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Altoona, WI Radon Levels

User-submitted radon test readings from homes in the Altoona area.

Radon LevelCityHome AgeFoundation
6 pCi/L Altoona, WI 100+ Years Partial Basement

Have a radon test result for Altoona? Submit your reading to help other homeowners.

Radon Readings Near Altoona, WI

Compare radon levels in Altoona with the closest nearby cities that have user-submitted test data.

CityDistanceAvg User LevelReadings
Fall Creek 7.8 mi 8.00 pCi/L 1
Osseo 19.9 mi 5.00 pCi/L 1
Bloomer 20.9 mi 4.50 pCi/L 2
Jim Falls 21.7 mi 5.00 pCi/L 1
Chetek 37.1 mi 5.00 pCi/L 1
Weyerhaeuser 43.1 mi 11.50 pCi/L 2
Black River Falls 46.0 mi 9.00 pCi/L 1

Eau Claire County Radon Profile

The soils and bedrock of Eau Claire County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Homeowner-submitted tests from 2 cities in Eau Claire County average 7.00 pCi/L across 2 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Eau Claire County to test, as levels can differ between neighboring homes.

Radon FAQ for Altoona, WI

What is the average radon level in Altoona, WI?
Based on 1 user-submitted test, the average radon level in Altoona is 6.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
What EPA Radon Zone is Altoona in?
Altoona and the 54720 zip code are in Eau Claire County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.
How much does radon mitigation cost in Altoona?
Radon mitigation in Altoona 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 Altoona?
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.