Located in Knox County in northeastern Nebraska, Crofton demonstrates an average radon level of 10.0 pCi/L, well above the EPA action level of 4.0 pCi/L. The area's glacial till deposits and uranium-rich soils characteristic of EPA Zone 1 contribute to these elevated readings in zip code 68730. Given these concerning levels, immediate radon testing and mitigation should be priorities for all area homeowners.
10.00
pCi/L average
Above EPA Action Level
Based on 1 user-submitted radon test for homes in Crofton, NE. The EPA recommends taking action at or above 4.0 pCi/L.
0
4.0 EPA
10+
Crofton, NE Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
User-submitted radon test readings from homes in the Crofton area.
Radon Level
City
Home Age
Foundation
10 pCi/L
Crofton, NE
21-50 Years
Full Basement
Have a radon test result for Crofton? Submit your reading to help other homeowners.
Radon FAQ for Crofton, NE
What is the average radon level in Crofton, NE?
Based on 1 user-submitted test, the average radon level in Crofton is 10.00 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 Crofton in?
Crofton and the 68730 zip code are in Knox 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 Crofton?
Radon mitigation in Crofton 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 Crofton?
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.
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Cities in Nebraska with the most user-submitted radon test data, ranked by number of submissions.
