2016 5 29 3 isaac driving near gordon peak in the santiam national forest
The Santiam National Forest was established by the U.S. Forest Service in Oregon on July 1, 1911 with 710,170 acres (2,874.0 km2) from portions of Cascade National Forest and Oregon National Forest. On July 1, 1933 the entire forest was combined with Cascade to establish Willamette National Forest.
References
Santiam National Forest Wikipedia(Text) CC BY-SA