Marlow, OK Radon Mitigation and Testing

Q: What EPA Radon Zone is Marlow in?

Marlow is in Stephens County, EPA Zone 3.

Q: How much does radon mitigation cost in Marlow?

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

Stephens County

EPA Zone 3

Positioned in Stephens County within the Oklahoma City Metro area, Marlow is built on Permian-era sedimentary rocks including limestone and sandstone that contribute to generally moderate radon potential across south-central Oklahoma. The community features a mix of early-to-mid 20th century homes and newer suburban development, many with partial basements or slab foundations typical of the region's construction practices. While radon testing submissions for zip code 73055 are currently limited, homeowners should still conduct testing given the variable nature of radon levels even within similar geological areas.

Marlow, OK Radon Mitigation

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

Marlow, OK Radon Testing

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

Marlow Radon Facts

Key details about the radon risk profile for Marlow and the 73055 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Stephens County, OK

Zip Code

73055

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Marlow and the 73055 zip code are located in Stephens 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 Marlow, OK

What EPA Radon Zone is Marlow in?

Marlow and the 73055 zip code are in Stephens 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 Marlow?

Radon mitigation in Marlow 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 Marlow?

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