19 Facts About Olallie Butte

Olallie Butte is a steep-sided shield volcano in the Cascade Range of the northern part of the U S state of Oregon.

Part of a stretch of shield volcanoes in Oregon with an unusually low elevation, meaning they have undergone less erosion over time than surrounding volcanic centers, Olallie Butte has been excavated by glacial erosion on its northeastern flank.

Olallie Butte has a steep, conical shape that serves as a transitional morphology between steep, mafic volcanoes like Mount McLoughlin and Mount Thielsen and flatter, mafic shields.

Olallie Butte gets its name from the Chinook Jargon word klallali, which means berries.

Olallie Butte is located within Jefferson, Marion, and Wasco counties, all within the northwestern to north-central part of the U S state of Oregon.

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Williams reported that Olallie Butte had a number of small, unnamed lakes, particularly concentrated at its southern base, which were mostly shallow.

Usually covered with snow in the winter and spring seasons, Olallie Butte is a prominent feature in the Mount Jefferson region.

Olallie Butte can be reached from Oregon Route 22 by following Breitenbush Road to the Olallie Lake Guard Station, then continuing on the main road along the transmission line.

Forest stands near Olallie Butte reflect their elevation in the Cascade Range and predominantly include lodgepole pine, mountain hemlock, noble fir, Pacific silver fir, western hemlock, and western white pine.

Olallie Butte Lake is ultraoligotrophic, with very low phytoplankton populations and no macrophyte growth at the lake bottom.

Part of the High Cascades segment of the larger Cascade Range, Olallie Butte is part of a stretch of shield volcanoes in Oregon with an unusually low elevation, meaning they have undergone less erosion over time than surrounding volcanic centers.

Olallie Butte is considered a shield volcano, though it has a conical shape that serves as a transitional morphology between steep, mafic volcanoes like Mount McLoughlin and Mount Thielsen and flatter, mafic shields.

Walker determined that the Olallie Butte area was not a potential source for commercial deposits of minerals besides low-value rock that might be harvested for construction.

Olallie Butte was named in 1915 by the United States Board on Geographic Names.

Name Olallie Butte derives from the Chinook Jargon klallali, which means berries; the term was historically used to refer to huckleberry.

Olallie Butte is part of the Warm Springs Indian Reservation, and the Olallie Lake Scenic Area borders the reservation.

Olallie Butte has at its summit a United States Forest Service fire lookout tower, which was built in 1915 with a cab and tent cabin.

Olallie Butte Lake is a popular destination for fishing; swimming and motorized boats are not allowed there, though swimming is allowed at the nearby Head Lake.

One trail extends to the summit of the Olallie Butte and offers a panoramic view of north-central Oregon.