Multnomah County Sheriff's Office, Oregon
End of Watch: Saturday, May 24, 1924
Age: 46
Tour of Duty: 3 years
Badge Number: Not available
Cause of Death: Explosion
Date of Incident: May 24, 1924
Weapon Used: Not available
Suspect Info: Not available
Superintendent Diedrich was killed in an accidental explosion at the Kelly Butte Rock Quarry. He, a civilian employee, and an inmate were setting explosives when they prematurely detonated, killing all three and injuring several other inmates.
Superintendent Diedrich served three years in law enforcement and was a veteran of the Spanish American War. He was survived by his wife.