The fire was reported after 7 a.m. Sunday at a commercial building in the 100 block of Stokes Road.
First responders arrived to find heavy fire showing at a warehouse.
RAW VIDEO: Fire in Shamong Twp., NJ
The blaze went to three alarms as crews worked to contain the flames.
The situation was declared under control over four hours later.
There were no immediate reports of injuries.
Fire investigators were working to determine what sparked the blaze.
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