Norfolk is located in Madison County, Nebraska.
With 2 user-submitted readings averaging 7.50 pCi/L,
the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 68701 zip code.
7.50
pCi/L average
Above EPA Action Level
Based on 2 user-submitted radon tests for homes in Norfolk, NE. The EPA recommends taking action at or above 4.0 pCi/L.
0
4.0 EPA
10+
Norfolk, NE Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Norfolk, NE Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Norfolk, Nebraska Radon Levels
User-submitted radon test readings from homes in the Norfolk area.
Radon Level
City
Home Age
Foundation
Submitted
10 pCi/L
Norfolk, NE
51-99 Years
Full Basement
Jan 2025
5 pCi/L
Norfolk, NE
21-50 Years
—
Jun 2019
Have a radon test result for Norfolk? Submit your reading to help other homeowners.
Norfolk Radon Facts
Key details about the radon risk profile for Norfolk and the 68701 zip code area.
EPA Radon Zone
Zone 1 — High Risk
County
Madison County, NE
Zip Code
68701
Predicted Screening Level
> 4.0 pCi/L (Zone 1)
Avg. User Submitted Level
7.50 pCi/L
User Tests Submitted
2
Norfolk and the 68701 zip code are located in Madison 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 Norfolk, NE
What is the average radon level in Norfolk, NE?
Based on 2 user-submitted tests, the average radon level in Norfolk is 7.50 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 Norfolk in?
Norfolk and the 68701 zip code are in Madison 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 Norfolk?
Radon mitigation in Norfolk 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 Norfolk?
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 Nebraska
Cities with the most user-submitted radon test data in the state.
