Dawson, IA Radon Mitigation and Testing

Q: What EPA Radon Zone is Dawson in?

Dawson is in Dallas County, EPA Zone 1.

Q: How much does radon mitigation cost in Dawson?

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

Dallas County

EPA Zone 1

Strategically located in Dallas County within the Des Moines Metro area, Dawson sits on glacial till deposits that characterize much of central Iowa. The community's proximity to the state capital and its typical Midwestern housing stock create standard conditions for radon accumulation in basements and lower levels. While specific testing data for zip code 50066 is currently limited, Iowa's generally high radon potential makes testing essential for all homeowners in this growing suburban area.

Dawson, IA Radon Mitigation

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

Dawson, IA Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Dawson Radon Facts

Key details about the radon risk profile for Dawson and the 50066 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Dallas County, IA

Zip Code

50066

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Dawson and the 50066 zip code are located in Dallas 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 Dawson, IA

What EPA Radon Zone is Dawson in?

Dawson and the 50066 zip code are in Dallas 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 Dawson?

Radon mitigation in Dawson 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 Dawson?

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.

City	Avg User Radon Level	Submissions
Waterloo	8.50 pCi/L	4
Ames	9.67 pCi/L	3
Fairfield	14.00 pCi/L	2
Mount Pleasant	12.00 pCi/L	2
Ottumwa	5.50 pCi/L	2
Iowa City	7.00 pCi/L	1
Muscatine	No submissions	0