San Bernardino County Sheriff’s Department

Press Release

DATE/TIME: March 17, 2016/ 6:50 a.m.

INCIDENT:Assault with a Deadly Weapon on a Firefighter LOCATION:9th street/ Hellman Avenue Rancho Cucamonga SUSPECT(S): Gregorio Gonzalez 34-year-old male transient VICTIM:Rancho Cucamonga Fire District Investigator 


On March 17, 2016, at about 6:50 a.m., Rancho Cucamonga Fire District Investigators were attempting to determine the origin of a residential structure fire near Hellman Avenue and 9th Street. Fire investigators observed Gregorio Gonzalez walking near the structure and attempted to question him. Gonzalez was extremely confrontational and uncooperative, and fire investigators radioed deputies for assistance. Hearing the radio call; Gonzalez displayed a knife and threatened to injure them. Fire investigators immediately backed away from Gonzalez and updated deputies on the situation.

As fire investigators created separation between them and Gonzalez, Gonzalez threw the knife at them and ran south from the location. Responding deputies located Gonzalez a short distance from the scene and apprehended him without incident. Gonzalez was booked at the West Valley Detention Center for assault with a deadly weapon on a firefighter, and his bail was set at $50,000. Anyone with additional information regarding this incident is urged to contact the Rancho Cucamonga Police Department (909) 477-2800. Callers wishing to remain anonymous may contact the We-Tip Hotline at 1-800-78CRIME (27463), or you may leave information on the We-Tip website at You may be eligible for up to a $1,000 reward”. Refer:Deputy Joseph Mello Station: Rancho Cucamonga Police Department Case #: 111603323 Phone No. 909-477-2800

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