Three Sisters
From Oregon Hikers Field Guide
- Weather forecast: NWS/NOAA
- Maps: Oregon Hikers Maps Google Maps
- Latitude, Longitude: 44.14754, -121.78328
- Elevation: 10085 feet (North Sister)
- Elevation: 10047 feet (Middle Sister)
- Elevation: 10358 feet (South Sister)
The Three Sisters are the dominant mountains in the area south of Mount Jefferson and east of Eugene.
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Volcanic History
The Three Sisters are has a long, complicate eruptive history. North Sister, the oldest of the trio, has been inactive for over 100,000 years. Middle Sister was last active 10-12,000 year ago. While the main cone at South Sister is probably 25,000 years old, the most recent activity may be as little as 2,000 years old.
Climbing Information
North Sister and Middle Sister are difficult summits, only reachable my people with cliff climbing equipment and experience.
The summit of South Sister on the other hand, is reachable by a normal hiking trail. You'll need a lot of stamina and water, but no special equipment. The South Sister Summit Hike begins at the Devil's Lake Trailhead and climbs 4900 feet in 5.5 miles to the summit.
Hiking notes
The Three Sisters lie in the middle of the appropriately named Three Sisters Wilderness. All visitors in the area must fill out a free wilderness permit. All motorized vehicles or tools are prohibited.
Contributors
- Stevefromdodge (creator)