About West Valley Segment
West Valley Segment is a fissure vent rising to -2,550 meters (-8,367 feet) in Canada's Eastern Pacific Volcanic Regions. No historical eruptions have been recorded, though the volcano is classified based on geological evidence of past activity.
Geography & Climate
West Valley Segment is located in Canada, within the Northeast Pacific Rifts Volcanic Province of the broader Eastern Pacific Volcanic Regions. Situated at 48.78° N, 128.64° W in the Northern Hemisphere, the volcano lies within a temperate climate zone. With an elevation of -2,550 meters — below sea level — West Valley Segment is a submarine or submerged volcanic feature. Submarine volcanoes make up the majority of Earth's volcanic activity, though most eruptions go unobserved beneath the ocean surface. The volcanic landform is characterized as a cluster, which describes the physical shape and structure of the volcanic edifice as observed from the surface.
Geological Context
West Valley Segment is situated along a rift zone, where tectonic plates are pulling apart. As the crust thins and fractures, magma rises to fill the gap, creating volcanic activity. Rift volcanism typically produces more fluid lava flows rather than explosive blasts, which means communities near West Valley Segment in Canada generally face slower-moving hazards like lava flows and ground fissures rather than sudden pyroclastic events. However, rift volcanoes can still generate significant ash emissions and gas releases that affect local air quality.
GVP Reference Summary
The West Valley Segment is the northern-most part of the Juan de Fuca Ridge, intersecting the Sovanco Fracture Zone and offset from the Endeavour Segment to the south.
— Smithsonian Institution, Global Volcanism Program
0 Recorded Eruptions
No eruption records available for West Valley Segment.
Real-Time Data
USGS Alert Level
Thermal Anomalies
Frequently Asked Questions About West Valley Segment
Is West Valley Segment an active volcano?+
West Valley Segment is not currently classified as active. Its activity evidence is listed as "Unrest / Holocene." No recorded eruptions have been documented. However, no volcano is ever considered permanently extinct.
How high is West Valley Segment?+
West Valley Segment has a summit elevation of -2,550 meters (-8,367 feet) above sea level. With an elevation of -2,550 meters (below sea level), this is a submarine or submerged volcanic feature.
What type of volcano is West Valley Segment?+
West Valley Segment is classified as a Fissure vent. Fissure vent volcanoes have distinct geological characteristics that set them apart from other volcanic types.
Where is West Valley Segment located?+
West Valley Segment is located in Canada, in the Eastern Pacific Volcanic Regions. More specifically, it lies within the Northeast Pacific Rifts Volcanic Province. Its exact coordinates are 48.780° latitude, -128.640° longitude.
Is it safe to visit West Valley Segment?+
West Valley Segment can generally be visited, but as with any volcano, visitors should check local conditions and any advisory notices before traveling. Canada may have specific regulations for accessing volcanic areas. Guided tours are often the safest and most informative way to experience a volcano.