Portage, OH Radon Mitigation and Testing

Q: What EPA Radon Zone is Portage in?

Portage is in Wood County, EPA Zone 2.

Q: How much does radon mitigation cost in Portage?

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

Wood County

EPA Zone 2

Situated in Wood County within the Toledo metropolitan area, Portage sits on relatively flat terrain with clay-rich soils over limestone bedrock. Testing data for this community in zip code 43451 remains limited, making individual home testing essential for residents. The area's geological composition and housing patterns common to northwest Ohio suggest moderate radon potential that varies significantly from home to home.

Portage, OH Radon Mitigation

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

Portage, OH Radon Testing

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

Portage Radon Facts

Key details about the radon risk profile for Portage and the 43451 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Wood County, OH

Zip Code

43451

Predicted Screening Level

2–4 pCi/L (Zone 2)

Portage and the 43451 zip code are located in Wood 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 Portage, OH

What EPA Radon Zone is Portage in?

Portage and the 43451 zip code are in Wood 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 Portage?

Radon mitigation in Portage 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 Portage?

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 Ohio

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

City	Avg User Radon Level	Submissions
Marietta	8.00 pCi/L	5
Cincinnati	5.20 pCi/L	5
Hilliard	11.75 pCi/L	4
Wilmington	5.25 pCi/L	4
Newark	15.00 pCi/L	3
Athens	11.33 pCi/L	3
Findlay	10.33 pCi/L	3
Perrysburg	9.67 pCi/L	3
Powell	8.33 pCi/L	3
Columbus	6.00 pCi/L	3
Chagrin Falls	4.67 pCi/L	3
Hamilton	10.00 pCi/L	2
Chardon	5.50 pCi/L	2
Strongsville	4.50 pCi/L	2
Maineville	10.00 pCi/L	1
Lancaster	9.00 pCi/L	1
West Chester	9.00 pCi/L	1
Amherst	6.00 pCi/L	1
Chillicothe	6.00 pCi/L	1
Lima	5.00 pCi/L	1