"JUBILEE LAKE AND MARSH-UMATILLA" by U.S. Forest Service- Pacific Northwest Region , public domain
Map 21 - Pomeroy 2021
Motor Vehicle Use Map (MVUM) of Pomeroy Ranger District in Umatilla National Forest (NF) in Oregon. Published by the U.S. Forest Service (USFS).
U.S. Forest Service (USFS), March 2021