Humboldt, KS Radon Mitigation and Testing

Q: What EPA Radon Zone is Humboldt in?

Humboldt is in Allen County, EPA Zone 2.

Q: How much does radon mitigation cost in Humboldt?

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

Allen County

EPA Zone 2

Positioned in Allen County in southeastern Kansas, Humboldt falls within EPA Zone 2 where comprehensive radon data is still being collected. The area's prairie geology and mix of traditional and modern housing foundations create conditions that warrant professional radon evaluation. Homeowners in zip code 66748 should pursue testing to understand their individual radon exposure levels.

Humboldt, KS Radon Mitigation

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

Humboldt, KS Radon Testing

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

Humboldt Radon Facts

Key details about the radon risk profile for Humboldt and the 66748 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Allen County, KS

Zip Code

66748

Predicted Screening Level

2–4 pCi/L (Zone 2)

Humboldt and the 66748 zip code are located in Allen 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 Humboldt, KS

What EPA Radon Zone is Humboldt in?

Humboldt and the 66748 zip code are in Allen 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 Humboldt?

Radon mitigation in Humboldt 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 Humboldt?

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