Douglas County Sheriff's Office, Oregon
End of Watch Tuesday, July 23, 1985
Add to My HeroesRonald Henry Terwilliger
Special Deputy Ronald Terwilliger, Corporal Virgle Knight, and Sergeant Gerald Chirrick were killed in a helicopter crash while conducting a marijuana eradication operation.
The helicopter crashed after striking power lines as it took off from the parking area of the Canton Creek Campground in the Umppqua National Forest.
Special Deputy Terwilliger had served with the Douglas County Sheriff's Office for one year. He is survived by his wife, son, and three daughters. He was a United States Army veteran and recipient of the Purple Heart.
Bio
- Age 36
- Tour 1 year
- Badge 9135
- Military Veteran
Incident Details
- Cause Aircraft accident
Most Recent Reflection
View all 7 ReflectionsRest in peace Special Deputy Sheriff Terwilliger.
Rabbi Lewis S. Davis
May 2, 2021
Recent LODD Deaths

Police Officer Gabriel Facio
Apache Junction Police Department, AZ
EOW: June 8, 2025

Police Officer Krystal Rivera
Chicago Police Department, IL
EOW: June 5, 2025

Sergeant J. D. White
Angleton Police Department, TX
EOW: June 1, 2025

Police Officer Timothy Ontiveros
Bloomfield Police Department, NM
EOW: June 1, 2025

Police Officer Samuel Riveros
Baldwin Park Police Department, CA
EOW: May 31, 2025

Deputy Sheriff Daniel Weston Sherrer
Morrow County Sheriff's Office, OH
EOW: May 26, 2025

Deputy Sheriff Nathaniel Ansay
Florence County Sheriff's Office, SC
EOW: May 20, 2025

Lieutenant Allen "Noochie" Credeur
Rayne Police Department, LA
EOW: May 5, 2025

Special Deputy Sheriff Larry Henderson, Jr.
Hamilton County Sheriff's Office, OH
EOW: May 2, 2025