Mount Jefferson is the highest
mountain
A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited summit area, and is usually higher t ...
in both the
Toquima Range and
Nye County in
Nevada
Nevada ( ; ) is a landlocked state in the Western United States. It borders Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the seventh-most extensive, th ...
,
United States
The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
. It is the sixth highest mountain in the state. As the high point of a range which is well separated from other ranges by low basins, Mount Jefferson has a high
topographic prominence
In topography, prominence or relative height (also referred to as autonomous height, and shoulder drop in US English, and drop in British English) measures the height of a mountain or hill's summit relative to the lowest contour line encircling ...
of . This makes it the most prominent peak in Nye County and the third most prominent peak in Nevada (after
Charleston Peak
Mount Charleston, including Charleston Peak (Nuvagantu, literally "where snow sits", in Southern Paiute or Nüpakatütün in Shoshoni) at , is the highest mountain in both the Spring Mountains and Clark County, in Nevada, United States. It i ...
and
Wheeler Peak). For similar reasons, it is also the highest mountain for over 90 miles in all directions.
It is located about northeast of the county seat of
Tonopah within the
Alta Toquima Wilderness of the
Humboldt-Toiyabe National Forest, near the smaller towns of
Carvers and
Round Mountain. Three distinct summits are located on a broad area of subalpine
tundra
In physical geography, a tundra () is a type of biome where tree growth is hindered by frigid temperatures and short growing seasons. There are three regions and associated types of tundra: #Arctic, Arctic, Alpine tundra, Alpine, and #Antarctic ...
: North Summit rises to , Middle Summit to ,
and South Summit to .
During the
Pleistocene
The Pleistocene ( ; referred to colloquially as the ''ice age, Ice Age'') is the geological epoch (geology), epoch that lasted from to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was fin ...
, alpine
glacier
A glacier (; or ) is a persistent body of dense ice, a form of rock, that is constantly moving downhill under its own weight. A glacier forms where the accumulation of snow exceeds its ablation over many years, often centuries. It acquires ...
s eroded several
cirque
A (; from the Latin word ) is an amphitheatre-like valley formed by Glacier#Erosion, glacial erosion. Alternative names for this landform are corrie (from , meaning a pot or cauldron) and ; ). A cirque may also be a similarly shaped landform a ...
s east of the summit plateau.
Climate
See also
*
List of Ultras of the United States
The following sortable table comprises the 200 most topographically prominent mountain peaks of the United States of America.
The summit of a mountain or hill may be measured in three principal ways:
#The topographic elevation of a summit m ...
References
External links
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Mountains of Nevada
Mountains of Nye County, Nevada
Mountains of the Great Basin
Humboldt–Toiyabe National Forest
Three-thousanders of the United States
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