
West
Mill Creek Wilderness: A Comprehensive Geographic Overview of Central Oregon Protected Land
Volcanic geology, canyon topography, and forest ecosystems in Oregon
Mill Creek Wilderness represents a significant protected unit within central Oregon, defined by its complex network of canyons and high-elevation plateaus. The area showcases a unique combination of old-growth ponderosa pine stands, lodgepole pine meadows, and striking volcanic plugs like the Twin Pillars. Its mapped terrain provides essential context for understanding the hydrology and geological evolution of the broader Ochoco mountain range.
- Area
- 70.4 km²
- Established
- 1984
- IUCN
- Ib
- Relief
- Mountain











