The 2023 Annual Explosives Incident Report (EIR) is an informational product prepared by the United States Bomb Data Center (USBDC) in collaboration with Cybersecurity and Infrastructure Security Agency (CISA), Office for Bombing Prevention (OBP), using incident data reported in the Bomb Arson Tracking System (BATS) and open-source information through the Technical Resource for Incident Prevention (TRIPwire). This report examines the total number of bombings and explosives related incidents reported in both BATS and TRIPwire for calendar year (CY) 2023. These incidents include explosions and bombings, recoveries, suspicious packages, bomb threats, hoaxes, and explosives thefts/losses.