Snow Dome is a

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 ...

located 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 Columbia Icefield, where the boundary of

Banff National Park Banff National Park is Canada, Canada's first National Parks of Canada, national park, established in 1885 as Rocky Mountains Park. Located in Alberta's Rockies, Alberta's Rocky Mountains, west of Calgary, Banff encompasses of mountainous ter ...

and

Jasper National Park Jasper National Park, in Alberta, Canada, is the largest national park within Alberta's Rocky Mountains, spanning . It was established as Jasper Forest Park in 1907, renamed as a national park in 1930, and declared a UNESCO world heritage site ...

meets the border of

Alberta Alberta is a Provinces and territories of Canada, province in Canada. It is a part of Western Canada and is one of the three Canadian Prairies, prairie provinces. Alberta is bordered by British Columbia to its west, Saskatchewan to its east, t ...

and

British Columbia British Columbia is the westernmost Provinces and territories of Canada, province of Canada. Situated in the Pacific Northwest between the Pacific Ocean and the Rocky Mountains, the province has a diverse geography, with rugged landscapes that ...

Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...

. The summit's elevation is . The mountain was named in 1898 by J. Norman Collie because its permanently snow and ice-capped

massif A massif () is a principal mountain mass, such as a compact portion of a mountain range, containing one or more summits (e.g. France's Massif Central). In mountaineering literature, ''massif'' is frequently used to denote the main mass of an ...

resembles a dome. The mountain is one of two hydrological apexes of North America; it is a major triple divide between three great

drainage basin A drainage basin is an area of land in which all flowing surface water converges to a single point, such as a river mouth, or flows into another body of water, such as a lake or ocean. A basin is separated from adjacent basins by a perimeter, ...

s. Water falling on Snow Dome's summit may flow into streams that drain into the

Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five Borders of the oceans, oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean, or, depending on the definition, to Antarctica in the south, and is ...

(via the Bush River and the

Columbia River The Columbia River (Upper Chinook language, Upper Chinook: ' or '; Sahaptin language, Sahaptin: ''Nch’i-Wàna'' or ''Nchi wana''; Sinixt dialect'' '') is the largest river in the Pacific Northwest region of North America. The river headwater ...

), the

Arctic Ocean The Arctic Ocean is the smallest and shallowest of the world's five oceanic divisions. It spans an area of approximately and is the coldest of the world's oceans. The International Hydrographic Organization (IHO) recognizes it as an ocean, ...

(via the

Athabasca River The Athabasca River (French: ''Rivière Athabasca'') in Alberta, Canada, originates at the Columbia Icefield in Jasper National Park and flows more than before emptying into Lake Athabasca. Much of the land along its banks is protected in nationa ...

), and

Hudson Bay Hudson Bay, sometimes called Hudson's Bay (usually historically), is a large body of Saline water, saltwater in northeastern Canada with a surface area of . It is located north of Ontario, west of Quebec, northeast of Manitoba, and southeast o ...

(via the

North Saskatchewan River The North Saskatchewan River is a glacier-fed river that flows from the Canadian Rockies continental divide east to central Saskatchewan, where it joins with the South Saskatchewan River to make up the Saskatchewan River. Its water flows event ...

). The ''Dome Glacier'' flows to the north-east, the ''Stutfield Glacier'' to the north-west, the ''Columbia Glacier'' to the west and

Athabasca Glacier The Athabasca Glacier is one of the six principal Glacier terminus, 'toes' of the Columbia Icefield, located in the Canadian Rockies. The glacier currently loses depth at a rate of about per year and has Retreat of glaciers since 1850, receded ...

flows to the east of the mountain. The other apex is Triple Divide Peak in Glacier National Park,

Montana Montana ( ) is a landlocked U.S. state, state in the Mountain states, Mountain West subregion of the Western United States. It is bordered by Idaho to the west, North Dakota to the east, South Dakota to the southeast, Wyoming to the south, an ...

, United States.

Gallery

File:Columbia Icefields - panoramio (1).jpg, Snow Dome seen from Icefields Parkway File:NorthAmerica-WaterDivides.png, A map of North American drainage basins/divides. Snow Dome is noted at the juncture of the Great (red) and Arctic (blue) divides.

References

External links

* {{Canadian Rockies, state=collapsed Mountains of Banff National Park Mountains of Jasper National Park Great Divide of North America Three-thousanders of Alberta Three-thousanders of British Columbia Winston Churchill Range Borders of Alberta Borders of British Columbia Kootenay Land District