Colcord, OK Radon Mitigation and Testing

Q: What EPA Radon Zone is Colcord in?

Colcord is in Delaware County, EPA Zone 2.

Q: How much does radon mitigation cost in Colcord?

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

Delaware County

EPA Zone 2

Situated in northeastern Oklahoma's Delaware County, Colcord lies in EPA Zone 2 where Paleozoic limestone and shale formations produce moderate radon potential. This rural community around zip code 74338 features primarily single-family homes and properties near Grand Lake, creating varied geological conditions. Testing data remains sparse, making professional radon assessment important for homeowners to establish whether indoor levels fall within EPA-recommended ranges or require mitigation attention.

Colcord, OK Radon Mitigation

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

Colcord, OK Radon Testing

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

Colcord Radon Facts

Key details about the radon risk profile for Colcord and the 74338 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Delaware County, OK

Zip Code

74338

Predicted Screening Level

2–4 pCi/L (Zone 2)

Colcord and the 74338 zip code are located in Delaware 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 Colcord, OK

What EPA Radon Zone is Colcord in?

Colcord and the 74338 zip code are in Delaware 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 Colcord?

Radon mitigation in Colcord 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 Colcord?

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