Walter William Hannan, Jr.
Incident
Deputy Sheriff Wally Hannan was killed while responding to an officer needs assistance call at the intersection of Avalon Boulevard and Domingues Street in Carson at 2:18 am.
He and his partner were responding with their emergency equipment activated to assist another deputy who had requested assistance.
A Chevy Nova pulled in front of Deputy Hannan's patrol car, causing him to take evasive action to prevent hitting the vehicle. The patrol car struck a metal utility pole killing Deputy Hannan instantly. Deputy Hannan's partner was severely injured and was later medically retired.
Deputy Hannan had served with the Los Angeles County Sheriff's Department for six years, assigned to the Carson Sheriff Station.
Survivors
He was survived by his wife and two children.
In Our Keeping
- Permanent identifier
BO-US-CA-C240A91A- Stewardship
- Maintained by NeuraWeb Global Inc.
- Added to badge.nw
- April 2, 2026
- Last updated
- July 23, 2026
Honored here by 1 sentinel - 1 tribute.
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Tributes
I never knew you. I am standing here anyway.
Deputy Sheriff Hannan gave the Los Angeles County Sheriff's Department 6 years.
Thank you for your service to the Los Angeles community. Gone but never to be forgotten.
Rest easy, Deputy Sheriff Hannan.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Deputy Sheriff Walter William Hannan, Jr. is one of 10,088 officers lost to accidents in the line of duty across the full record of this memorial — 31% of all 32,508 officers honored here.
In CA, 719 of 1,837 officers were lost to accidents in the line of duty — 39.1% of this state's fallen. That is 8.1 percentage points above the national rate of 31%.
At Los Angeles County Sheriff's Dept., 50 of 120 officers on record were lost to accidents in the line of duty — 41.7% of this agency's fallen.
National Cause Distribution
How Accident compares to all causes of officer death in the memorial record. Walter William Hannan, Jr.'s cause is highlighted.
How Walter William Hannan, Jr. Compares
When Accident Deaths Occur
Monthly distribution of Accident deaths across the full memorial record. Walter William Hannan, Jr. is highlighted in May.
Incident Location
Others Who Wore This Badge
119 officers from Los Angeles County Sheriff's Dept. are honored on badge.nw. Showing the 16 most recent.















