Ona, WV Radon Mitigation and Testing

Q: What EPA Radon Zone is Ona in?

Ona is in Cabell County, EPA Zone 2.

Q: How much does radon mitigation cost in Ona?

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

Cabell County

EPA Zone 2

This Cabell County community in zip code 25545 sits within the Huntington metro area where Ohio River valley geology and underlying sedimentary rocks contribute to moderate radon potential. The EPA Zone 2 classification reflects conditions common throughout the tri-state river valley region. With testing data currently limited for Ona, homeowners should consider professional radon testing, particularly in homes with basements or below-grade living spaces.

Ona, WV Radon Mitigation

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

Ona, WV Radon Testing

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

Ona Radon Facts

Key details about the radon risk profile for Ona and the 25545 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Cabell County, WV

Zip Code

25545

Predicted Screening Level

2–4 pCi/L (Zone 2)

Ona and the 25545 zip code are located in Cabell 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 Ona, WV

What EPA Radon Zone is Ona in?

Ona and the 25545 zip code are in Cabell 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 Ona?

Radon mitigation in Ona 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 Ona?

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