Houston, OH Radon Mitigation and Testing

Q: What EPA Radon Zone is Houston in?

Houston is in Shelby County, EPA Zone 1.

Q: How much does radon mitigation cost in Houston?

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

Shelby County

EPA Zone 1

This small Shelby County community lies in west-central Ohio's glaciated plains, where till deposits over limestone bedrock create conditions favorable for radon accumulation. Area homes reflect rural Ohio building patterns with full basements, ranch construction, and farmhouses dating from various eras. Given the absence of current radon testing data for zip code 45333, local residents should consider testing to understand their exposure in this geologically active region.

Houston, OH Radon Mitigation

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

Houston, OH Radon Testing

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

Houston Radon Facts

Key details about the radon risk profile for Houston and the 45333 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Shelby County, OH

Zip Code

45333

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Houston and the 45333 zip code are located in Shelby 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 Houston, OH

What EPA Radon Zone is Houston in?

Houston and the 45333 zip code are in Shelby 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 Houston?

Radon mitigation in Houston 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 Houston?

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