William J. Mann
Incident
Juvenile Corrections Officer William Mann was killed in an aircraft crash while transporting a juvenile inmate from Idaho Falls to Nampa, Idaho.
The two were passengers in a state-owned Piper PA-31 plane that was regularly used to transport inmates. The plane experienced a catastrophic wing failure while in flight and crashed in the Sawtooth National Forest 10 miles northeast of Atlanta, Idaho. The wreckage was located buried in snow on a ridge at an elevation of 9,500 feet three days after the crash. The pilot and the inmate were also killed.
Officer Mann had served with the Idaho Department of Juvenile Corrections for six years.
In Our Keeping
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- Added to badge.nw
- August 2, 2026
- Last updated
- September 9, 2026
Honored here by 1 tribute.
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Tributes
I never knew you. I am standing here anyway.
Juvenile Corrections Officer Mann gave the Idaho Department of Juvenile Corrections 6 years.
Thank you for your service to the Boise community. Gone but never to be forgotten.
Rest easy, Juvenile Corrections Officer Mann.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
The Sacrifice · Accident
William is the only officer of Idaho Department of Juvenile Corrections remembered here.
William is one of 21 officers lost to accidents in ID, 29.2% of the 72 remembered there.
William is one of 8,275 officers lost to accidents in the United States, 30% of the 27,551 remembered there.
William is one of 10,100 officers lost to accidents worldwide, 29.6% of the 34,117 remembered here.
34,117 officers are remembered on this memorial. Each number below is one of them.
Time
In 2002, 1 officer in ID was lost to accidents, the 3rd heaviest of 19 years on record. The heaviest was 1968, with 2.
In 2002, 73 officers in the United States were lost to accidents, the 38th heaviest of 174 years on record. The heaviest was 1929, with 118.
In 2002, 93 officers worldwide were lost to accidents, the 31st heaviest of 200 years on record. The heaviest was 1930, with 131.
Who
William was 59. Of the 19 lost to accidents in ID whose age is recorded, half were between 35 and 58; the middle age was 49. William had served 6 years; the middle length of service was 5 years.
William was 59. Of the 7,718 lost to accidents in the United States whose age is recorded, half were between 29 and 46; the middle age was 36. William had served 6 years; the middle length of service was 6 years.
William was 59. Of the 9,451 lost to accidents worldwide whose age is recorded, half were between 29 and 45; the middle age was 36. William had served 6 years; the middle length of service was 6 years.
When
March holds 19% of these deaths in ID; May holds the most, 23.8%. Tuesdays: 9.5%.
March holds 7.4% of these deaths in the United States; August holds the most, 9.5%. Tuesdays: 14.1%.
March holds 7.4% of these deaths worldwide; August holds the most, 9.3%. Tuesdays: 14%.
How
Accident deaths account for 100% of all 1 deaths at Idaho Department of Juvenile Corrections.
Accident deaths account for 29.2% of all 72 deaths in ID, the 2nd most common cause.
Accident deaths account for 30% of all 27,551 deaths in the United States, the 2nd most common cause.
Accident deaths account for 29.6% of all 34,117 deaths worldwide, the 2nd most common cause.
Where
Where the Name Is Cut
National Law Enforcement Officers Memorial · Panel 62-W
What is kept
Photographs, film, sound and papers — what survived a life.
Others Who Wore This Badge
0 officers from Idaho Department of Juvenile Corrections are honored on badge.nw.