Norfolk, NE Radon Mitigation and Testing

Q: What is the average radon level in Norfolk, NE?

Based on 2 user-submitted tests, the average radon level is 7.50 pCi/L.

Q: What EPA Radon Zone is Norfolk in?

Norfolk is in Madison County, EPA Zone 1.

Q: How much does radon mitigation cost in Norfolk?

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

Avg: 7.50 pCi/L

Madison County

EPA Zone 1

2 user tests

Located in Madison County in northeast Nebraska, Norfolk shows an average radon level of 7.5 pCi/L, which exceeds the EPA action level and reflects the region's high radon potential. The community sits within EPA Zone 1, where glacial deposits over sedimentary bedrock create conditions favorable for radon production. Homeowners in zip code 68701 should prioritize testing and mitigation, especially in the area's many homes with full basements.

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.

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

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.

City	Avg User Radon Level	Submissions
Chadron	8.20 pCi/L	5
Lincoln	9.67 pCi/L	3
Beatrice	7.50 pCi/L	2
Seward	No submissions	0