As of 2025, the state of Arizona uses pentobarbital administered by intravenous injection as a method of execution.
October 17, 2025
high
operational
Describes the chemical and administration route used in Arizona's executions
Remnants of tropical storms moving inland can produce heavy rainfall across the southwestern United States, including California, Arizona, Utah, Colorado, and New Mexico.
October 11, 2025
high
temporal
General meteorological behavior of tropical cyclone remnants affecting the U.S. Southwest.
Executions in Arizona resumed in 2022, and three prisoners were executed in Arizona in 2022.
January 01, 2022
high
historical
Resumption of capital punishment following the multi-year hiatus.
Arizona paused executions twice beginning in 2014 amid concerns about its use of the death penalty.
January 01, 2014
high
historical
State-level moratoriums and pauses on executions citing concerns about capital punishment practices.
A nearly eight-year hiatus in Arizona executions followed 2014, driven in part by difficulties obtaining lethal injection drugs and criticism that a 2014 execution was mishandled.
January 01, 2014
high
historical
Operational and protocol issues affecting the carrying out of lethal injections led to a multi-year pause.