Since 2020, troopers have been armed with the Glock 17 9mm pistol as their standard issue sidearm which replaced the Glock 22 .40 S&W issued in the mid 2000s, and the Ruger P-series 9mm pistols prior to. In the late 1980's the WSP began fielding the Ruger P-85 which they carried until the early 1990s when they chose the newer Ruger P-89 which was replaced by the Glocks. Prior to the semi-automatic pistols the patrol carried the Smith & Wesson Model 66 service revolvers.