Galena, OH Radon Mitigation and Testing

Q: What EPA Radon Zone is Galena in?

Galena is in Delaware County, EPA Zone 1.

Q: How much does radon mitigation cost in Galena?

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

Delaware County

EPA Zone 1

Located in Delaware County within the Columbus Metro area, Galena sits on glacial till deposits over limestone bedrock typical of central Ohio's geological landscape. While radon testing data remains limited for this 43021 zip code area, homeowners should consider testing due to the region's EPA Zone 1 classification. The community's mix of newer suburban developments and rural properties provides various foundation types that can influence radon entry patterns.

Galena, OH Radon Mitigation

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

Galena, OH Radon Testing

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

Galena Radon Facts

Key details about the radon risk profile for Galena and the 43021 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Delaware County, OH

Zip Code

43021

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Galena and the 43021 zip code are located in Delaware 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 Galena, OH

What EPA Radon Zone is Galena in?

Galena and the 43021 zip code are in Delaware 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 Galena?

Radon mitigation in Galena 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 Galena?

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