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Ottawa, KS Radon Levels

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


Ottawa, KS Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Franklin County, KS
Zip Code 66067
Avg. User Level 17.00 pCi/L
User Tests 1

This Franklin County community has recorded an average radon level of 17.0 pCi/L, significantly exceeding the EPA action threshold of 4.0 pCi/L. Properties in the 66067 area should prioritize radon testing and mitigation given this elevated reading. Kansas geology often contributes to higher radon concentrations, particularly in homes with basement foundations.

17.00
pCi/L average
Above EPA Action Level

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

0
4.0 EPA
10+

Ottawa, KS Radon Mitigation

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

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Ottawa, KS Radon Levels

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

Radon LevelCityHome AgeFoundation
17 pCi/L Ottawa, KS 21-50 Years Full Basement

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

Radon FAQ for Ottawa, KS

What is the average radon level in Ottawa, KS?
Based on 1 user-submitted test, the average radon level in Ottawa is 17.00 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 Ottawa in?
Ottawa and the 66067 zip code are in Franklin 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 Ottawa?
Radon mitigation in Ottawa 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 Ottawa?
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 Kansas

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

CityAvg User Radon LevelSubmissions
Topeka 6.00 pCi/L 1
Overland Park No submissions 0