Tinley Park, IL Radon Mitigation and Testing
Residing in Cook County within the Chicago Metro area, Tinley Park shows an average radon level of 7.67 pCi/L based on local testing data — well above the EPA action threshold of 4.0 pCi/L. The community's glacial till soils over limestone bedrock create conditions highly favorable for radon gas production and accumulation. With predominantly single-family homes featuring full basements built between the 1950s and 1990s, residents in zip codes 60477 and 60487 should prioritize radon testing and mitigation when elevated levels are detected.
Based on 3 user-submitted radon tests for homes in Tinley Park, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Tinley Park, IL Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Tinley Park, IL Radon Testing
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Tinley Park, Illinois Radon Levels
User-submitted radon test readings from homes in the Tinley Park area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 7 pCi/L | Tinley Park, IL | 0-20 Years | Full Basement | May 2023 |
| 8 pCi/L | Tinley Park, IL | 21-50 Years | Partial Basement | Sep 2020 |
| 8 pCi/L | Tinley Park, IL | 0-20 Years | Full Basement | Nov 2018 |
Have a radon test result for Tinley Park? Submit your reading to help other homeowners.
Tinley Park Radon Facts
Key details about the radon risk profile for Tinley Park and the 60477 zip code area.
Tinley Park and the 60477 zip code are located in Cook 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 Tinley Park, IL
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Most Active Radon Markets in Illinois
Cities with the most user-submitted radon test data in the state.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Buffalo Grove | 6.10 pCi/L | 10 |
| Crystal Lake | 7.25 pCi/L | 8 |
| Lake Zurich | 6.00 pCi/L | 7 |
| Grayslake | 5.00 pCi/L | 7 |
| New Lenox | 10.17 pCi/L | 6 |
| Park Ridge | 7.00 pCi/L | 6 |
| Arlington Heights | 6.17 pCi/L | 6 |
| Waterloo | 9.20 pCi/L | 5 |
| Palatine | 7.80 pCi/L | 5 |
| Round Lake | 7.80 pCi/L | 5 |
| Northbrook | 6.20 pCi/L | 5 |
| Mchenry | 11.00 pCi/L | 4 |
| Dekalb | 8.75 pCi/L | 4 |
| Columbia | 8.00 pCi/L | 4 |
| Lisle | 7.25 pCi/L | 4 |
| Normal | 7.25 pCi/L | 4 |
| Antioch | 7.00 pCi/L | 4 |
| Elk Grove Village | 7.00 pCi/L | 4 |
| Aurora | 6.75 pCi/L | 4 |
| Hoffman Estates | 6.75 pCi/L | 4 |