Caldwell, WV Radon Mitigation and Testing

Q: What EPA Radon Zone is Caldwell in?

Caldwell is in Greenbrier County, EPA Zone 1.

Q: How much does radon mitigation cost in Caldwell?

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

Greenbrier County

EPA Zone 1

Nestled in the Appalachian highlands of Greenbrier County, Caldwell sits within EPA Zone 1's high radon potential area. The region's complex geological formations, including limestone and shale deposits, create favorable conditions for radon gas production and accumulation in homes. Although specific testing data for zip code 24925 is limited, the area's geological profile suggests residents should test their homes for elevated radon levels.

Caldwell, WV Radon Mitigation

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

Caldwell, WV Radon Testing

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

Caldwell Radon Facts

Key details about the radon risk profile for Caldwell and the 24925 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Greenbrier County, WV

Zip Code

24925

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Caldwell and the 24925 zip code are located in Greenbrier County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Caldwell, WV

What EPA Radon Zone is Caldwell in?

Caldwell and the 24925 zip code are in Greenbrier County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Caldwell?

Radon mitigation in Caldwell 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 Caldwell?

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 West Virginia

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

City	Avg User Radon Level	Submissions
Charles Town	8.10 pCi/L	10
Berkeley Springs	7.70 pCi/L	10
Martinsburg	16.00 pCi/L	8
Harpers Ferry	6.57 pCi/L	7
Ridgeley	9.00 pCi/L	5
Shepherdstown	6.25 pCi/L	4
Kearneysville	5.50 pCi/L	2
Ranson	14.00 pCi/L	1
Morgantown	5.00 pCi/L	1
Charleston	3.00 pCi/L	1