Situated along the Mississippi River in Jackson County, Preston shows notably high radon levels with a reading of 15.0 pCi/L from local testing. This level significantly exceeds the EPA's 4.0 pCi/L action threshold, likely reflecting the area's limestone bedrock and river valley geology that can concentrate radon gas in homes.
15.00
pCi/L average
Above EPA Action Level
Based on 1 user-submitted radon test for homes in Preston, IA. The EPA recommends taking action at or above 4.0 pCi/L.
0
4.0 EPA
10+
Preston, IA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Preston, IA Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Preston, Iowa Radon Levels
User-submitted radon test readings from homes in the Preston area.
Radon Level
City
Home Age
Foundation
Submitted
15 pCi/L
Preston, IA
21-50 Years
Full Basement
May 2017
Have a radon test result for Preston? Submit your reading to help other homeowners.
Preston Radon Facts
Key details about the radon risk profile for Preston and the 52069 zip code area.
EPA Radon Zone
Zone 1 — High Risk
County
Jackson County, IA
Zip Code
52069
Predicted Screening Level
> 4.0 pCi/L (Zone 1)
Avg. User Submitted Level
15.00 pCi/L
User Tests Submitted
1
Preston and the 52069 zip code are located in Jackson 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 Preston, IA
What is the average radon level in Preston, IA?
Based on 1 user-submitted test, the average radon level in Preston is 15.00 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 Preston in?
Preston and the 52069 zip code are in Jackson 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 Preston?
Radon mitigation in Preston 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 Preston?
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 with the most user-submitted radon test data in the state.
