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Atlantic, IA Radon Levels

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


Atlantic, IA Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Cass County, IA
Zip Code 50022
Avg. User Level 19.00 pCi/L
User Tests 1

Centered in Cass County within Iowa's agricultural heartland, Atlantic has recorded a concerning average radon level of 19.0 pCi/L from available testing—well above the EPA action level of 4.0 pCi/L. This community sits atop glacial till deposits and limestone bedrock typical of western Iowa, creating conditions highly conducive to radon production and entry. Residents in zip code 50022 should prioritize professional radon testing and mitigation, especially in homes with basements or crawl spaces.

19.00
pCi/L average
Above EPA Action Level

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

0
4.0 EPA
10+

Atlantic, IA Radon Mitigation

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

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Atlantic, IA Radon Levels

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

Radon LevelCityHome AgeFoundation
19 pCi/L Atlantic, IA 21-50 Years Full Basement

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

Radon FAQ for Atlantic, IA

What is the average radon level in Atlantic, IA?
Based on 1 user-submitted test, the average radon level in Atlantic 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 Atlantic in?
Atlantic and the 50022 zip code are in Cass 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 Atlantic?
Radon mitigation in Atlantic 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 Atlantic?
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 Iowa

Cities in Iowa with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Waterloo 8.50 pCi/L 4
Ames 9.67 pCi/L 3
Fairfield 14.00 pCi/L 2
Mount Pleasant 12.00 pCi/L 2
Ottumwa 5.50 pCi/L 2
Iowa City 7.00 pCi/L 1
Muscatine No submissions 0