September 2017(Class B) - Evening archery hunters hear possible whoops for 15 minutes in Mt. Hood National Forest
July 2017(Class B) - Camper's nighttime howl has possible knock response in Mt. Hood National Forest.
October 2009(Class A) - Late night road crossing sighting by hunters near the eastern boundary of Mt. Hood National Forest
February 1993(Class A) - A couple travelling by train observe a sasquatch for several minutes as it observes the train during an unscheduled control stop about 10 minutes outside The Dalles along the Columbia River
November 1984(Class A) - Sighting by elk hunters near White River drainage
71, 83, 94(Class A) - Repeated encounters by Native American family