Phillipsburg, NJ Radon Mitigation and Testing
Located in Warren County as part of the Allentown Metro region, Phillipsburg's radon readings average 7.0 pCi/L based on local testing data. This level significantly exceeds the EPA action threshold of 4.0 pCi/L, reflecting the area's underlying limestone bedrock and older housing stock typical of the 08865 zip code area. Homes in this historic community should prioritize radon testing and mitigation when necessary.
Based on 5 user-submitted radon tests for homes in Phillipsburg, NJ. The EPA recommends taking action at or above 4.0 pCi/L.
Phillipsburg, NJ Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Phillipsburg, NJ Radon Testing
Finding qualified radon testing professionals is the first step toward protecting your home.
Phillipsburg, New Jersey Radon Levels
User-submitted radon test readings from homes in the Phillipsburg area.
| Radon Level | City | Home Age | Foundation | Submitted |
|---|---|---|---|---|
| 6 pCi/L | Phillipsburg, NJ | 100+ Years | Full Basement | Aug 2025 |
| 14 pCi/L | Phillipsburg, NJ | 51-99 Years | Full Basement | Apr 2021 |
| 5 pCi/L | Phillipsburg, NJ | 51-99 Years | Full Basement | Jun 2020 |
Have a radon test result for Phillipsburg? Submit your reading to help other homeowners.
Phillipsburg Radon Facts
Key details about the radon risk profile for Phillipsburg and the 08865 zip code area.
Phillipsburg and the 08865 zip code are located in Warren 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 Phillipsburg, 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 |