June 19, 2022

OSKALOOSA, Iowa - Officers with the Oskaloosa Police Department, along with agents of the Iowa Division of Criminal Investigation, are investigating the June 18 death of 28-year-old Alison Cooper of Newton. 

The investigation began after Ms. Cooper was brought to Mahaska Health, where she was pronounced dead. An autopsy by the Iowa Office of the State Medical Examiners will be conducted to determine the cause and manner of Ms. Cooper’s death.

During the investigation, law enforcement arrested 35-year-old Brandon Lee Slobe of Oskaloosa for narcotics violations without incident. Mr. Slobe has been charged with possession with intent to deliver marijuana, unlawful possession of prescription drugs, and failure to affix drug tax stamp.

Assistance on this investigation was provided by the Iowa Division of Narcotics Enforcement and the Mahaska County Sheriff’s Office. 

Law enforcement is unaware of any ongoing threat to the public related to this investigation. Anyone with information about the death of Alison Cooper is asked to Oskaloosa Police Department at (641) 673-3201.


The Iowa Department of Public Safety (DPS) is the largest law enforcement agency in the state. It includes six divisions and several bureaus, all working together with local, state and federal government agencies and the private sector, to keep Iowa a safe place by following our core values: leadership, integrity, professionalism, courtesy, service and protection. Divisions within the Iowa DPS: Iowa Division of Criminal Investigation, Iowa Division of Narcotics Enforcement, Iowa State Patrol, Iowa State Fire Marshal Division, Iowa Division of Intelligence and Fusion Center, and Administrative Services Division. The Department of Public Safety is led by the Commissioner who is appointed by the Governor.

Iowa Department of Public Safety
215 E 7th St
Des Moines IA 50319