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Antigo, WI Radon Levels

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


Antigo, WI Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Langlade County, WI
Zip Code 54409
Avg. User Level 19.00 pCi/L
User Tests 1

Nestled in Langlade County within Wisconsin's Northwoods region, Antigo shows an average radon level of 19.0 pCi/L based on available testing data. This reading significantly exceeds the EPA action level of 4.0 pCi/L, reflecting the area's glacial geology and the prevalence of homes with basements typical of northern Wisconsin. Given these elevated readings in zip code 54409, residents should prioritize radon testing and mitigation if necessary.

19.00
pCi/L average
Above EPA Action Level

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

0
4.0 EPA
10+

Antigo, WI Radon Mitigation

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

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Antigo, WI Radon Levels

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

Radon LevelCityHome AgeFoundation
19 pCi/L Antigo, WI 100+ Years Full Basement

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

Radon Readings Near Antigo, WI

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

CityDistanceAvg User LevelReadings
Deerbrook 7.6 mi 8.00 pCi/L 1
Pearson 17.2 mi 7.00 pCi/L 1
Wittenberg 21.3 mi 11.00 pCi/L 1
Gleason 21.6 mi 4.00 pCi/L 2
Gresham 25.8 mi 9.00 pCi/L 1
Townsend 28.8 mi 6.00 pCi/L 1
Crandon 30.5 mi 5.00 pCi/L 1
Mountain 33.6 mi 16.00 pCi/L 1

Langlade County Radon Profile

Because of its underlying geology, Langlade County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 3 cities in Langlade County average 11.33 pCi/L across 3 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Langlade County home regardless of zone or a neighbor's results.

Radon FAQ for Antigo, WI

What is the average radon level in Antigo, WI?
Based on 1 user-submitted test, the average radon level in Antigo is 19.00 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 Antigo in?
Antigo and the 54409 zip code are in Langlade 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 Antigo?
Radon mitigation in Antigo 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 Antigo?
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.