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Lava fountains can occur in the Northern Cordilleran Volcanic Province roughly every 100 years. [10] Level Mountain, the largest volcano of the Northern Cordilleran Volcanic Province. The large brown area in the middle is a dissected stratovolcano and the surrounding light brown is the broad shield volcano comprising a lava plateau.
The Northern Cordilleran Volcanic Province has been a zone of active volcanism since it began to form 20 million years ago. Unlike other parts of the Pacific Ring of Fire, the Northern Cordilleran Volcanic Province has its origins in continental rifting—an area where the Earth's crust and lithosphere is being pulled apart. [4]
The Northern Cordilleran volcanoes of northwestern British Columbia are disposed along short, northerly trending segments which are unmistakably involved with north-trending rift structures including synvolcanic grabens and grabens with one major fault line along only one of the boundaries (half-grabens) similar to those associated with the ...
The Cascade Volcanoes are an active volcanic region along the western side of the Pacific Northwest. The Columbia Plateau is a region of subdued geography that is inland of the Cascade Volcanoes, and the North Cascades are a mountainous region in the northwest corner of the United States, extending into British Columbia.
Pages in category "Northern Cordilleran Volcanic Province" The following 60 pages are in this category, out of 60 total. This list may not reflect recent changes .
Chikoida Mountain is a volcanic feature of the Northern Cordilleran Volcanic Province that formed in the past 66.4 million years of the Cenozoic era. [ 3 ] See also
The Fort Selkirk volcanic field is a monogenetic volcanic field in the Northern Cordilleran Volcanic Province, Yukon Territory, Canada. It is the northernmost Holocene age volcanic field in Canada, located close to the connection of the Yukon and Pelly rivers. The youngest eruptions within the field are unknown.
Tseax Cone is one of the southernmost volcanoes in the Northern Cordilleran Volcanic Province. [10] This is a broad area of shield volcanoes, lava domes, cinder cones and stratovolcanoes extending from northwestern British Columbia northwards through Yukon into easternmost Alaska. [27]