Hilliard, OH Radon Mitigation and Testing
Located in Franklin County within the Columbus Metro area, Hilliard shows an average radon level of 11.75 pCi/L based on local testing data, significantly exceeding the EPA action level of 4.0 pCi/L. The community's predominantly suburban housing stock from the 1960s-1990s features full basements over Ohio shale and limestone bedrock that contributes to elevated readings. Residents in zip code 43026 should prioritize radon testing and mitigation.
Based on 4 user-submitted radon tests for homes in Hilliard, OH. The EPA recommends taking action at or above 4.0 pCi/L.
Hilliard, OH Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Hilliard, OH Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Hilliard, Ohio Radon Levels
User-submitted radon test readings from homes in the Hilliard area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 20 pCi/L | Hilliard, OH | 21-50 Years | Partial Basement | Sep 2024 |
| 4 pCi/L | Hilliard, OH | 21-50 Years | Partial Basement | Jun 2023 |
| 6 pCi/L | Hilliard, OH | 21-50 Years | Partial Basement | Feb 2023 |
| 17 pCi/L | Hilliard, OH | 21-50 Years | Partial Basement | Jul 2019 |
Have a radon test result for Hilliard? Submit your reading to help other homeowners.
Hilliard Radon Facts
Key details about the radon risk profile for Hilliard and the 43026 zip code area.
Hilliard and the 43026 zip code are located in Franklin 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 Hilliard, OH
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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 |