Yorkshire, OH Radon Mitigation and Testing

Q: What EPA Radon Zone is Yorkshire in?

Yorkshire is in Darke County, EPA Zone 1.

Q: How much does radon mitigation cost in Yorkshire?

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

Darke County

EPA Zone 1

Located in western Ohio's Darke County, Yorkshire sits on glacial till deposits over limestone bedrock that can contribute to elevated indoor radon levels. While testing data for this rural zip code 45388 community is limited, the underlying carbonate geology suggests potential for radon accumulation in area homes. Professional testing is recommended for all residential properties, especially those with full basements common in this agricultural region.

Yorkshire, OH Radon Mitigation

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

Yorkshire, OH Radon Testing

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

Yorkshire Radon Facts

Key details about the radon risk profile for Yorkshire and the 45388 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Darke County, OH

Zip Code

45388

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Yorkshire and the 45388 zip code are located in Darke 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 Yorkshire, OH

What EPA Radon Zone is Yorkshire in?

Yorkshire and the 45388 zip code are in Darke 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 Yorkshire?

Radon mitigation in Yorkshire 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 Yorkshire?

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