Lamar, OK Radon Mitigation and Testing

Q: What EPA Radon Zone is Lamar in?

Lamar is in Hughes County, EPA Zone 3.

Q: How much does radon mitigation cost in Lamar?

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

Hughes County

EPA Zone 3

This Hughes County community in east-central Oklahoma sits on Pennsylvanian-era sedimentary rocks that generally produce low-to-moderate radon levels across the region. Testing data for Lamar (74850) remains limited, making individual property assessment important for area residents. The community's modest housing includes many older homes with partial basements or crawl spaces where radon accumulation can occur under favorable conditions.

Lamar, OK Radon Mitigation

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

Lamar, OK Radon Testing

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

Lamar Radon Facts

Key details about the radon risk profile for Lamar and the 74850 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Hughes County, OK

Zip Code

74850

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Lamar and the 74850 zip code are located in Hughes 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 Lamar, OK

What EPA Radon Zone is Lamar in?

Lamar and the 74850 zip code are in Hughes 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 Lamar?

Radon mitigation in Lamar 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 Lamar?

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