This site is dedicated to the memory of Wisconsin State Patrol officers who lost their lives in the line of duty.
Fallen Heroes Memorial
Wisconsin State Patrol dedicated a new memorial to the division's fallen officers on September 9, 2022. The tribute stands outside the State Patrol Academy located at Fort McCoy in western Wisconsin.
The memorial lists the names of eight troopers killed throughout the 83-year history of the State Patrol. All died while carrying out their duty to serve the people of Wisconsin. This is the first memorial dedicated solely in their honor.
Trooper Donald C. Pederson
On August 26, 1972, Trooper Donald Pederson, 31 years of age and a six-year veteran with the Wisconsin State Patrol, made the ultimate sacrifice when he lost his life in the line of duty while working traffic patrol in Green Lake County.
Trooper Pederson sustained fatal injuries when he was ambushed and shot by a 16-year-old he had stopped and cited earlier in the evening.
Trooper Gary G. Powless
On May 18, 1980, Trooper Gary Powless, 31 years of age and a one-year veteran with the Wisconsin State Patrol, made the ultimate sacrifice when he lost his life in the line of duty while working traffic patrol in Monroe County.
Trooper Powless sustained fatal injuries when the patrol vehicle he was operating was struck by a tractor trailer unit that had lost control due to an equipment failure.
Trooper Deborah M. McMenamin
On October 26, 1989, Trooper Deborah McMenamin, 31 years of age and a four-year veteran of the Wisconsin State Patrol, made the ultimate sacrifice when she lost her life in the line of duty while conducting a traffic stop in Eau Claire County.
Trooper McMenamin sustained fatal injuries when she was struck by a passing vehicle while returning to her patrol vehicle after making contact with the driver of a vehicle she had stopped for a traffic violation.
Trooper William Schoenberger
On April 22, 1993, Trooper William Schoenberger, 31 years of age and an eight-year veteran with the Wisconsin State Patrol, made the ultimate sacrifice when he lost his life in the line of duty while working traffic patrol in Eau Claire County.
Trooper Schoenberger sustained fatal injuries when his patrol vehicle was struck from behind by a passing tractor trailer as he was assisting at the scene of a vehicle fire.
Trooper Jorge R. Dimas
On June 14, 2009, Trooper Jorge Dimas, 23 years of age and an eleven-month veteran of the Wisconsin State Patrol, made the ultimate sacrifice when he lost his life due to injuries he sustained in the line of duty while working traffic patrol in Polk County.
Trooper Dimas was seriously injured on May 9, 2009, when the patrol vehicle he was operating was struck by another vehicle as he was in the process of initiating a traffic stop.
Trooper Trevor J. Casper
On March 24, 2015, Trooper Trevor Casper, 21 years of age and an eight-month veteran of the Wisconsin State Patrol, made the ultimate sacrifice when he lost his life in the line of duty while attempting to apprehend a suspect in Fond du Lac County.
Trooper Casper was following a vehicle driven by a suspect from a bank robbery and murder that occurred earlier in the day. Before backup could arrive, the suspect opened fire on Trooper Casper. Though wounded, Trooper Casper was able to return fire and kill the suspect before succumbing to his fatal injuries.
Trooper Anthony J. Borostowski
On April 11, 2017, Trooper Anthony Borostowski, 34 years of age and a two and one-half-year veteran with the Wisconsin State Patrol, made the ultimate sacrifice when he lost his life in the line of duty while working traffic patrol in Sauk County.
Trooper Borostowski sustained fatal injuries when the patrol vehicle he was operating left the roadway and struck a tree.
Trooper Daniel A. Stainbrook
On November 15, 2021, Master Trooper Daniel Stainbrook, 42 years of age and a 20-year veteran of the Wisconsin State Patrol, made the ultimate sacrifice when he lost his life due to illness sustained while in the line of duty.
Master Trooper Stainbrook lost his battle with COVID-19 after contracting the illness while serving the citizens of Wisconsin.
For more information: