Hennessey, OK Radon Mitigation and Testing

Q: What EPA Radon Zone is Hennessey in?

Hennessey is in Kingfisher County, EPA Zone 3.

Q: How much does radon mitigation cost in Hennessey?

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

Kingfisher County

EPA Zone 3

Hennessey sits in Kingfisher County in central Oklahoma, where the town's agricultural setting includes homes spanning from early 1900s farmhouses to modern suburban developments. While comprehensive radon testing data for the 73742 area remains limited, Oklahoma's varied geological conditions mean individual home readings can differ significantly. Local homeowners should conduct radon testing to establish baseline levels for their specific properties.

Hennessey, OK Radon Mitigation

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

Hennessey, OK Radon Testing

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

Hennessey Radon Facts

Key details about the radon risk profile for Hennessey and the 73742 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Kingfisher County, OK

Zip Code

73742

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Hennessey and the 73742 zip code are located in Kingfisher County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Hennessey, OK

What EPA Radon Zone is Hennessey in?

Hennessey and the 73742 zip code are in Kingfisher County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Hennessey?

Radon mitigation in Hennessey 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 Hennessey?

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 Oklahoma

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

City	Avg User Radon Level	Submissions
Tulsa	8.14 pCi/L	7
Oklahoma City	7.00 pCi/L	1
Edmond	5.00 pCi/L	1