Orland Park, IL Radon Levels
Check local Orland Park radon levels and find certified testing and mitigation professionals to keep your home safe
Orland Park, IL Radon Facts
This southwestern Chicago suburb in Cook County shows an average radon level of 7.0 pCi/L, significantly exceeding the EPA action threshold of 4.0 pCi/L. Glacial till deposits from the Wisconsin glaciation create soil conditions highly favorable for radon gas production and migration throughout this area. Homes in zip codes 60462 and 60467 typically feature full basements that provide enclosed below-grade spaces where radon accumulates most readily.
Based on 3 user-submitted radon tests for homes in Orland Park, IL. The EPA recommends taking action at or above 4.0 pCi/L.
Orland Park, IL Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Orland Park, IL Radon Levels
User-submitted radon test readings from homes in the Orland Park area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 9 pCi/L | Orland Park, IL | 0-20 Years | Full Basement |
| 5 pCi/L | Orland Park, IL | 21-50 Years | Full Basement |
Have a radon test result for Orland Park? Submit your reading to help other homeowners.
Radon Readings Near Orland Park, IL
Compare radon levels in Orland Park with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Tinley Park | 3.5 mi | 7.67 pCi/L | 3 |
| Homer Glen | 4.9 mi | 4.33 pCi/L | 3 |
| Palos Heights | 5.2 mi | 5.00 pCi/L | 1 |
| Mokena | 5.4 mi | 5.67 pCi/L | 3 |
| Willow Springs | 8.7 mi | 5.50 pCi/L | 2 |
| Lemont | 8.8 mi | 16.00 pCi/L | 1 |
| New Lenox | 8.8 mi | 10.14 pCi/L | 7 |
| Matteson | 9.5 mi | 15.00 pCi/L | 1 |
Cook County Radon Profile
Cook County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. Homeowner-submitted tests from 40 cities in Cook County average 6.44 pCi/L across 82 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Cook County.