On 2nd of March 1994, Detective Sergeant Bowen arrived for duty at the National Crime Authority, Waymouth Street, Adelaide, where he was seconded at that time.

Detective Sergeant Bowen was advised by the building security that there was a large parcel addressed to him at the security desk. After retrieving the parcel, Detective Sergeant Bowen returned with his colleague Peter Wallis to their office.

As Detective Sergeant Bowen opened the parcel, there was a large explosion, killing him instantly and seriously injuring Peter Wallis who was nearby.

Detective Sergeant Bowen was cremated at Karrakatta Cemetery on 11th of March 1994 and received a Police funeral with full honours.  

Detective Sergeant Bowen is survived by his wife Jane and two young sons who later became serving police officers in the WA Police Force.