Colonia, NJ Radon Mitigation and Testing
Located in Middlesex County within the New York City Metro area, Colonia shows elevated radon levels with an average reading of 5.5 pCi/L that exceeds the EPA action threshold. This central New Jersey community sits atop coastal plain sediments over Triassic bedrock formations that can produce concerning indoor air quality conditions. Homeowners in zip code 07067 should prioritize professional radon testing and mitigation, particularly given the area's dense suburban housing development.
Based on 2 user-submitted radon tests for homes in Colonia, NJ. The EPA recommends taking action at or above 4.0 pCi/L.
Colonia, NJ Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Colonia, NJ Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Colonia, New Jersey Radon Levels
User-submitted radon test readings from homes in the Colonia area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 5 pCi/L | Colonia, NJ | 51-99 Years | Full Basement | Jan 2026 |
| 6 pCi/L | Colonia, NJ | 51-99 Years | Partial Basement | Oct 2018 |
Have a radon test result for Colonia? Submit your reading to help other homeowners.
Colonia Radon Facts
Key details about the radon risk profile for Colonia and the 07067 zip code area.
Colonia and the 07067 zip code are located in Middlesex 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 Colonia, NJ
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Most Active Radon Markets in New Jersey
Cities with the most user-submitted radon test data in the state.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Cherry Hill | 6.44 pCi/L | 9 |
| Hillsborough | 6.14 pCi/L | 7 |
| Freehold | 10.50 pCi/L | 6 |
| Marlboro | 6.17 pCi/L | 6 |
| Bernardsville | 7.00 pCi/L | 5 |
| Phillipsburg | 7.00 pCi/L | 5 |
| Edison | 5.60 pCi/L | 5 |
| Princeton | 5.40 pCi/L | 5 |
| Sussex | 9.75 pCi/L | 4 |
| Piscataway | 6.75 pCi/L | 4 |
| Caldwell | 5.00 pCi/L | 4 |
| Atlantic Highlands | 4.75 pCi/L | 4 |
| West Orange | 4.00 pCi/L | 4 |
| Basking Ridge | 3.75 pCi/L | 4 |
| Hackettstown | 3.75 pCi/L | 4 |
| Livingston | 3.25 pCi/L | 4 |
| Nutley | 3.25 pCi/L | 4 |
| Sicklerville | 7.00 pCi/L | 3 |
| Clifton | 6.00 pCi/L | 3 |
| Westfield | 6.00 pCi/L | 3 |