Multnomah Co. Sheriff's Office
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News Release
Amber Alert rescinded in Oregon (Photo) - 08/20/21

Updated Release: 

Based on information received by law enforcement detectives, the Amber Alert for Derek Michael Rowley is being rescinded. Detectives have reason to believe the suspect is not in the Multnomah County area and may be currently in Nevada. While the Amber Alert is canceled in Oregon, the Amber Alert in Carbon County, Utah, is still active, and the suspect and two children remain unaccounted for. We appreciate the public’s attention and assistance.

Original Release:

On Friday, August 20, at 11:03 a.m., the Multnomah County Sheriff’s Office received a report that a suspect related to an Amber Alert, issued in Carbon County, Utah, was possibly in the Fairview area. MCSO deputies and Gresham Police officers responded to the 21000 block of NE Sandy Blvd. and began performing area checks for the person of interest, Derek Michael Rowley, 33, who is suspected of abducting two children from Price, Utah.

Amber Alert information:

  • Abduction time: August 18, 2021, 1:00 am
  • Suspect information: Derek Michael Rowley, 33-year-old male. Described as white with blonde hair and blue eyes. He is 6,’ 190 pounds with a tattoo on the left side of his neck of a crown, on his right hand of a skull, and he has tattoos on his left arm.
  • Vehicle description: Gold, 2004 Chevrolet Silverado with Washington license plate C66780T. The pickup truck is a flatbed and is towing a white fifth wheel camp trailer with Washington license plate 51311AE.
  • Children:
    • Manson Rowley, 8-year-old male. 3’11”, 50 pounds. Described as white with blonde hair and blue eyes. last seen wearing pajamas.
    • Arson Mangum, 6-year-old male. 3’ 5”, 40 pounds. Described as white with blonde hair and blue eyes, last seen wearing pajamas.
  • The Amber Alert issuing agency is the Carbon County Sheriff's Office.

Law enforcement officers will continue performing area checks for the suspect. The suspect is believed to be traveling from Utah to Washington.

Law enforcement agencies are asking people to be vigilant. If you recognize the suspect or suspect's vehicle, do not approach. Call 911 and reference MCSO police report #42241. Reports can also be made online at


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