WAYAMPAM TENINO - DALLE   Wayampam Territory: Columbia Valley southward in Oregon and Washington State. Wayampam divisions: Tenino, Tygh (Upper Deschutes), Wyam (Lower Deschutes), and Dock-spus (John Day).   Portals .   Confederated Tribes of the Warm Springs Reservation of Oregon: part of whose membership is Wayampam Warm Springs, Oregon Wayampam Population United States (2010) - 850 P E N U T I A N SAHAPTIAN