Fire Extinguished at PSE&G Substation in Bergen County, New Jersey.

VIDEO: Thick black smoke and flames with explosions erupted from a substation in Waldwick , New Jersey Sunday.

Firefighters from multiple communities responded to Waldwick, New Jersey when a substation fire began with explosions and thick black smoke. some explosions caused houses to shake.

About 40 people were evacuated from their homes, and some residents were told to stay inside. The fire was extinguished with the use of foam at about 7:15 p.m. The fire burned thousands of gallons of mineral oil, which is used as a coolant for the electrical equipment.

One firefighter suffered a minor injury.

Stay informed with news from’s Emergencies Behind the Scenes Facebook page — Includes links to favorite public safety and emergency rescuers and product manufacturers and safety companies that have facebook pages. Submit your pictures or just stay up-to-date on with fire, rescue, EMS and police photo galleries. Please add your public safety photo to the wall album — go direct to the Arlington Cardinal Emergencies Behind the Scenes photos. For a list of all of The Cardinal Facebook fan pages, go to …

Police and Fire Radio Scanners.