Sunday, August 25, 2019

Update - Fatal Crash in Island Park

IDAHO STATE POLICE NEWS RELEASE - generated by our News Release ListServer

Idaho State Police
District 6 1540 Foote Dr.
Idaho Falls, Idaho 83402-1828
(208) 525-7377 FAX: (208) 525-7294

For Immediate Release: 08/25/2019 10:57 a.m.
Please direct questions to the District Office

After the on-scene crash investigation was completed, there were additional people that came forward a number of days later who were with Thueson and Galley the night of the crash. Interviews and follow-up were conducted. After conferring with the Fremont County Coroner, it is undetermined at this point if Thueson or Galley was driving the 4-wheeler when it crashed. The investigation is on-going and follow-up continues to be priority.


The driver was Brent Thueson, 33, of Idaho Falls, and the passenger was Triana Galley, 28, of Rigby. Next of kin notification has been made.

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**End of Update**

On August 4, 2019 at approximately 12:50 a.m., Idaho State Police investigated an ATV crash on Fish Creek Road, seven miles south of Chick Creek Road, in Island Park, in Fremont County.

A 2016 Polaris ATV went off the road and impacted a tree. Both the driver and the passenger succumbed to their injuries at the scene of the crash; neither were wearing a helmet.

Names are not being released at this time pending notification to next of kin. Idaho State Police was assisted by the Fremont County Sheriff's Office, Fremont County EMS, and Life Flight Network.

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