I-84 east approaching Exit 177 - National Guard Training Center. This interchange was formerly known as Umatilla Army Depot.
I-84 East - Exit 177
I-84 east approaching Exit 177 - Umatilla Army Depot. The Umatilla Army Depot is one of the few sites in the United States that store chemical weapons.
I-84 West - Exit 171
I-84 west approaching Exit 171 - Patterson Ferry Road