Twilight, WV Radon Mitigation and Testing

Q: What EPA Radon Zone is Twilight in?

Twilight is in Boone County, EPA Zone 3.

Q: How much does radon mitigation cost in Twilight?

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

Boone County

EPA Zone 3

Situated in the coal country of Boone County within the Charleston Metro area, Twilight currently shows limited radon testing data for ZIP 25204. West Virginia's complex Appalachian geology of sedimentary rocks, coal seams, and shale formations can create variable radon conditions throughout the region. Homeowners should test their properties individually, particularly older homes built into hillsides or those with basements where radon accumulation is more likely.

Twilight, WV Radon Mitigation

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

Twilight, WV Radon Testing

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

Twilight Radon Facts

Key details about the radon risk profile for Twilight and the 25204 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Boone County, WV

Zip Code

25204

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Twilight and the 25204 zip code are located in Boone 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 Twilight, WV

What EPA Radon Zone is Twilight in?

Twilight and the 25204 zip code are in Boone 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 Twilight?

Radon mitigation in Twilight 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 Twilight?

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