San Bernardino County Sheriff’s Department

Press Release

DATE/TIME: July 5, 20161630 Hours

INCIDENT: Possession of a Destructive Device/Possession of Bomb-Making Materials

LOCATION: Victoria Avenue/Baseline Street, Highland

SUSPECT(S): Michael L Mulcahy, age 62 of Highland

VICTIM(S): City of Highland


On July 5, 2016, deputies from the Highland Station served a search warrant at a residence at the 28000 block of Tonner Drive in the City of Highland.


Deputies located materials used to manufacture pipe-bombs. Additionally, deputies located a quantity of a dangerous substance commonly used to make exploding targets. Detectives from the San Bernardino Sheriff’s Departments Arson/Bomb detail responded to the residence to investigate and remove the materials.


Michael Mulcahy was arrested for felony possession of a destructive device and possession of bomb making materials. Mulcahy was booked into the West Valley Detention Center and is being held on $150,000 bail.


Refer:Deputy Kyle Glozer

Station:Highland Station

Phone No.(909) 425-9793

Case No.131602943

John McMahon, Sheriff-Coroner

San Bernardino County Sheriff-Coroner Department

Sheriff’s Public Affairs Division

655 E. Third Street

San Bernardino, California 92415-0061

Telephone: (909) 387-3700