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period dating back over two million years ago, glaciation advancing and retreating repeatedly scoured the landscape leaving deposits of rock debris. The last glacial retreat in the Alpine Lakes area began about 14,000 years ago and was north of the Canada–US border by 10,000 years ago. The U-shaped
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walls spotted with over 700 mountain lakes. Geological events occurring many years ago created the diverse topography and drastic elevation changes over the
Cascade Range leading to the various climate differences.
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in combination with glaciation have been the dominant processes which have created the tall peaks and deep valleys of the Alpine Lakes
Wilderness area.
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Beckey, Fred W. Cascade Alpine Guide, Climbing and High Routes. Seattle, WA: Mountaineers Books, 2008.
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The Alpine Lakes
Wilderness features some of the most rugged topography in the
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state. Snowgrass
Mountain is situated northeast of Frosty Pass and within the
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593:"GEOLOGIC MAP OF THE CHELAN 30-MINUTE BY 60-MINUTE QUADRANGLE, WASHINGTON"
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cross section of the river valleys is a result of that recent glaciation.
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Alpine Lakes
Wilderness (Okanogan-Wenatchee National Forest)
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is a 7,999-foot (2,438-metre) mountain summit located in
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originating in the
Pacific Ocean travel east toward the
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579:Backpacking Washington's Alpine Lakes Wilderness
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16:Mountain in Washington (state), United States
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461:List of peaks of the Alpine Lakes Wilderness
422:laid down 210 million years ago. During the
621:The Natural History of Puget Sound Country
581:. Helena, Montana: The Globe Pequot Press.
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558:United States Department of the Interior
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665:Mountains of Chelan County, Washington
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402:with craggy peaks and ridges, deep
414:Snowgrass Mountain is composed of
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623:. University of Washington Press.
598:. United States Geological Survey
350:. The nearest higher neighbor is
517:"Snowgrass Mountain, Washington"
488:"Snowgrass Mountain - 7,999' WA"
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660:Mountains of Washington (state)
554:United States Geological Survey
161:Show map of Washington (state)
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675:North American 2000 m summits
194:Show map of the United States
191:Location in the United States
346:which are a subrange of the
49:7,999 ft (2,438 m)
619:Kruckeberg, Arthur (1991).
82:1.28 mi (2.06 km)
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110:47.683861°N 120.932759°W
59:445 ft (136 m)
340:Alpine Lakes Wilderness
237:Alpine Lakes Wilderness
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158:Location in Washington
115:47.683861; -120.932759
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577:Smoot, Jeff (2004).
544:"Snowgrass Mountain"
418:, part of the Nason
646:U.S. Forest Service
344:Chiwaukum Mountains
274:Chiwaukum Mountains
255:Wenatchee Mountains
251:Chiwaukum Mountains
233:Protected area
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639:Snowgrass Mountain
637:Weather forecast:
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394:Snowgrass Mountain
328:Snowgrass Mountain
185:Snowgrass Mountain
152:Snowgrass Mountain
39:Highest point
33:Snowgrass Mountain
22:Snowgrass Mountain
376:Cascade Mountains
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303:First ascent
286:Type of rock
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245:Parent range
424:Pleistocene
113: /
101:120°55′58″W
88:Coordinates
65:Parent peak
654:Categories
602:2018-06-15
563:2019-04-12
497:2024-04-07
467:References
336:Washington
320:Scrambling
217:Washington
98:47°41′02″N
72:(8,098 ft)
55:Prominence
126:Geography
78:Isolation
45:Elevation
439:See also
433:faulting
297:Climbing
266:Topo map
420:terrane
408:granite
386:Geology
366:Climate
280:Geology
205:Country
429:Uplift
416:schist
406:, and
356:runoff
291:Schist
227:Chelan
223:County
596:(PDF)
370:Most
213:State
431:and
307:1914
271:USGS
334:of
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
