A motocross rider died at the Washougal MX Park over the weekend after suffering fatal injuries from what authorities have called “a significant crash.”

Clark County Sheriff’s Office deputies, along with the Clark County Sheriff’s Office Traffic Unit, responded to a crash at the Washougal motocross park on Saturday, Aug. 14.

“The exact details of the incident are unknown at this time other than the rider had a significant crash,” authorities reported, adding that the rider was participating in a scheduled race at the time of the crash.

The MX Park, located at 40205 N.E. Borin Road in Washougal, hosted the seventh annual 2021 NW Challenge Aug. 13-15. According to the race information available online, the NW Challenge features vintage bikes from the ’70s and ’80s.

Authorities are withholding the name of the deceased rider until family members can be notified.