Antigo, WI Radon Mitigation and Testing

Q: What is the average radon level in Antigo, WI?

Based on 1 user-submitted tests, the average radon level is 19.00 pCi/L.

Q: What EPA Radon Zone is Antigo in?

Antigo is in Langlade County, EPA Zone 1.

Q: How much does radon mitigation cost in Antigo?

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

Avg: 19.00 pCi/L

Langlade County

EPA Zone 1

1 user test

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.

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.

Antigo, WI Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Antigo, Wisconsin Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
19 pCi/L	Antigo, WI	100+ Years	Full Basement	May 2019

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

Antigo Radon Facts

Key details about the radon risk profile for Antigo and the 54409 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Langlade County, WI

Zip Code

54409

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

19.00 pCi/L

User Tests Submitted

Antigo and the 54409 zip code are located in Langlade County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

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.

Most Active Radon Markets in Wisconsin

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Milwaukee	10.00 pCi/L	3
Prairie Du Chien	10.00 pCi/L	2
Stevens Point	5.50 pCi/L	2
Menomonie	10.00 pCi/L	1
Delavan	6.00 pCi/L	1
Shawano	No submissions	0
Sturgeon Bay	No submissions	0