Fire alarm at Union County Engineering Building Heard on: Union NJ Law Dispatch Group Calls 00:05 I have a fire alarm at (number withheld) South Avenue, the Union County Engineering Building. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. I have a fire alarm at (number withheld) South Avenue, the Union County Engineering Building. 5/13/2026 04:22 PM Fire & Arson South Ave, Scotch Plains, NJ 07076 View on map