Mount Toll is a mountain
summit
A summit is a point on a surface that is higher in elevation than all points immediately adjacent to it. The topography, topographic terms acme, apex, peak (mountain peak), and zenith are synonymous.
The term (mountain top) is generally used ...
on the boundary shared by
Boulder County
Boulder County is a county located in the U.S. state of Colorado of the United States. As of the 2020 census, the population was 330,758. The most populous municipality in the county and the county seat is Boulder.
Boulder County comprises th ...
and
Grand County, in
Colorado
Colorado (, other variants) is a state in the Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the western edge of t ...
, United States.
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]
Description
Mount Toll is set on the Continental Divide
A continental divide is a drainage divide on a continent such that the drainage basin on one side of the divide feeds into one ocean or sea, and the basin on the other side either feeds into a different ocean or sea, or else is endorheic, not ...
in the Front Range
The Front Range is a mountain range of the Southern Rocky Mountains of North America located in the central portion of the U.S. State of Colorado, and southeastern portion of the U.S. State of Wyoming. It is the first mountain range encountere ...
which is a subrange of the Rocky Mountains
The Rocky Mountains, also known as the Rockies, are a major mountain range and the largest mountain system in North America. The Rocky Mountains stretch in straight-line distance from the northernmost part of western Canada, to New Mexico in ...
. The mountain is located west-northwest of Boulder
In geology, a boulder (or rarely bowlder) is a rock fragment with size greater than in diameter. Smaller pieces are called cobbles and pebbles. While a boulder may be small enough to move or roll manually, others are extremely massive.
In c ...
in the Indian Peaks Wilderness
The Indian Peaks Wilderness is a wilderness area in north central Colorado managed jointly by the United States Forest Service and the National Park Service within the Arapaho and Roosevelt National Forests and small parts of the southern sectio ...
, on land managed by Arapaho National Forest
Arapaho National Forest is a National Forest located in north-central Colorado, United States. The region is managed jointly with the Roosevelt National Forest and the Pawnee National Grassland from the United States Forest Service office in ...
and Roosevelt National Forest
The Roosevelt National Forest is a National Forest located in north central Colorado. It is contiguous with the Colorado State Forest as well as the Arapaho National Forest and the Routt National Forest. The forest is administered jointly with ...
. It is the seventh-highest summit in the wilderness and 16th-highest in Boulder County. Precipitation runoff from the mountain's east slope drains into Blue Lake thence South St. Vrain Creek, whereas the west slope drains to Monarch Lake
Monarch Lake is a reservoir in Grand County, Colorado located within the Arapaho National Recreation Area. The reservoir is adjacent to the Indian Peaks Wilderness on its north and east sides. The Continental Divide National Scenic Trail passes a ...
via Cascade Creek, thence Lake Granby
Lake Granby is the third largest body of water in Colorado.
It was created by the erection of Granby Dam, completed in 1950, as part of the Bureau of Reclamation's Colorado-Big Thompson Project. Water from Lake Granby is pumped via the Farr Pum ...
. Topographic relief
Terrain or relief (also topographical relief) involves the vertical and horizontal dimensions of land surface. The term bathymetry is used to describe underwater relief, while hypsometry studies terrain relative to sea level. The Latin word ...
is significant as the summit rises above Pawnee Lake in 0.6 mile (1 km) and above Blue Lake in 0.65 mile.
Etymology
The landform's toponym was officially adopted on November 19, 1940, by the United States Board on Geographic Names
The United States Board on Geographic Names (BGN) is a federal body operating under the United States Secretary of the Interior. The purpose of the board is to establish and maintain uniform usage of geographic names throughout the federal governm ...
to honor Roger Wolcott Toll (1883–1936), American mountaineer, superintendent of nearby Rocky Mountain National Park (1921–1929), and author of ''The Mountain Peaks of Colorado''.[
]
Climate
According to the Köppen climate classification
The Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist Wladimir Köppen (1846–1940) in 1884, with several later modifications by Köppen, notabl ...
system, the mountain is located in an alpine subarctic climate
The subarctic climate (also called subpolar climate, or boreal climate) is a climate with long, cold (often very cold) winters, and short, warm to cool summers. It is found on large landmasses, often away from the moderating effects of an ocean, ge ...
zone with cold, snowy winters, and cool to warm summers. Due to its altitude, it receives precipitation all year, as snow in winter and as thunderstorms in summer, with a dry period in late spring.
Climbing
Established climbing routes on Mount Toll:
* South slopes –
* Southeast face – class 2
* East chimney – class 4
* Northeast ramp – class 5.0–5.2
* Northeast face – class 5.6
* North ridge – class 5.6
Gallery
File:Mount Toll.jpg
File:Mt. Toll, Colorado.jpg
File:Paiute, Toll, Pawnee.jpg, West aspect of Mt. Toll centered, viewed from Lake Granby
See also
*
*
References
External links
* Mount Toll
weather forecast
* Mount Toll climbing
Mountainproject.com
{{DEFAULTSORT:Toll, Mount
Mountains of Grand County, Colorado
Mountains of Boulder County, Colorado
Mountains of Colorado
North American 3000 m summits
Arapaho National Forest
Roosevelt National Forest
Great Divide of North America