Madison, KS Radon Mitigation and Testing

Q: What EPA Radon Zone is Madison in?

Madison is in Greenwood County, EPA Zone 2.

Q: How much does radon mitigation cost in Madison?

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

Greenwood County

EPA Zone 2

This rural Kansas community in Greenwood County sits atop the Great Plains where limestone and shale formations can contribute to variable radon levels in residential properties. With testing data for zip code 66860 currently limited, homeowners should consider professional radon assessment as part of routine home maintenance. The area's combination of older farmhouses and newer rural construction both benefit from radon monitoring to ensure healthy indoor air quality.

Madison, KS Radon Mitigation

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

Madison, KS Radon Testing

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

Madison Radon Facts

Key details about the radon risk profile for Madison and the 66860 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Greenwood County, KS

Zip Code

66860

Predicted Screening Level

2–4 pCi/L (Zone 2)

Madison and the 66860 zip code are located in Greenwood County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Madison, KS

What EPA Radon Zone is Madison in?

Madison and the 66860 zip code are in Greenwood County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Madison?

Radon mitigation in Madison 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 Madison?

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 Kansas

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Topeka	6.00 pCi/L	1
Overland Park	No submissions	0