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Incident
Deputy Sullivan was killed when his vehicle collided with a semi-truck.
Survivors
Deputy Sullivan had been with the department for 11 years and was survived by his wife, two daughters and a son.
In Our Keeping
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- August 2, 2026
- Last updated
- August 2, 2026
Honored here by 1 tribute.
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Tributes
I never knew you. I am standing here anyway.
Deputy Sullivan gave the Shasta County Sheriff's Department 11 years.
Thank you for your service to the Redding community. Gone but never to be forgotten.
Rest easy, Deputy Sullivan.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
The Sacrifice · Accident
Shasta County Sheriff's Department has lost 6 officers; 1 of them lost to accidents.
Dennis is one of 720 officers lost to accidents in CA, 39.2% of the 1,839 remembered there.
Dennis is one of 8,275 officers lost to accidents in the United States, 30% of the 27,551 remembered there.
Dennis 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 1987, 11 officers in CA were lost to accidents, the 3rd heaviest of 128 years on record. The heaviest was 1969, with 14.
In 1987, 76 officers in the United States were lost to accidents, the 35th heaviest of 174 years on record. The heaviest was 1929, with 118.
In 1987, 95 officers worldwide were lost to accidents, the 27th heaviest of 200 years on record. The heaviest was 1930, with 131.
Who
Dennis was 41. Of the 690 lost to accidents in CA whose age is recorded, half were between 30 and 42.8; the middle age was 35. Dennis had served 11 years; the middle length of service was 7 years.
Dennis was 41. 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. Dennis had served 11 years; the middle length of service was 6 years.
Dennis was 41. Of the 9,451 lost to accidents worldwide whose age is recorded, half were between 29 and 45; the middle age was 36. Dennis had served 11 years; the middle length of service was 6 years.
When
October holds 8.6% of these deaths in CA; August holds the most, 9.4%. Saturdays: 13.1%.
October holds 9.1% of these deaths in the United States; August holds the most, 9.5%. Saturdays: 14.9%.
October holds 9.2% of these deaths worldwide; August holds the most, 9.3%. Saturdays: 14.7%.
How
Accident deaths account for 16.7% of all 6 deaths at Shasta County Sheriff's Department, the 2nd most common cause.
Accident deaths account for 39.2% of all 1,839 deaths in CA, 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.
His people
Shasta County Sheriff's Department has 6 officers remembered here, Dennis among them.
Where the Name Is Cut
National Law Enforcement Officers Memorial · Panel 63-E
What is kept
Photographs, film, sound and papers — what survived a life.
Others Who Wore This Badge
5 officers from Shasta County Sheriff's Department are honored on badge.nw.
