Cumberland, KY Radon Mitigation and Testing

Q: What EPA Radon Zone is Cumberland in?

Cumberland is in Harlan County, EPA Zone 2.

Q: How much does radon mitigation cost in Cumberland?

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

Harlan County

EPA Zone 2

Located in Harlan County within Kentucky's Appalachian coal region, Cumberland sits on Pennsylvanian-age rock formations that can produce moderate radon levels. With testing data limited for the 40823 area, professional radon assessment is recommended for mountain residents. This historic coal town features older housing stock with various foundation types, including basements carved into hillsides that may concentrate radon.

Cumberland, KY Radon Mitigation

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

Cumberland, KY Radon Testing

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

Cumberland Radon Facts

Key details about the radon risk profile for Cumberland and the 40823 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Harlan County, KY

Zip Code

40823

Predicted Screening Level

2–4 pCi/L (Zone 2)

Cumberland and the 40823 zip code are located in Harlan 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 Cumberland, KY

What EPA Radon Zone is Cumberland in?

Cumberland and the 40823 zip code are in Harlan 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 Cumberland?

Radon mitigation in Cumberland 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 Cumberland?

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 Kentucky

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

City	Avg User Radon Level	Submissions
Bowling Green	15.80 pCi/L	5
Lexington	8.40 pCi/L	5
Frankfort	7.80 pCi/L	5
Florence	5.40 pCi/L	5
Owensboro	5.33 pCi/L	3
Union	4.67 pCi/L	3
Brandenburg	11.50 pCi/L	2
Harrodsburg	9.00 pCi/L	2
Louisville	5.50 pCi/L	2
Campbellsville	11.00 pCi/L	1