GVP volcano 331030 · no holder yet
Cleft Segment
Cleft Segment is a submarine fissure vent 2,140 m under the Pacific, last erupted in 1986.
- Type
- Fissure vent(s) (cluster landform)
- Summit
- 2,140 m below sea level
- Rock
- Basalt / Picro-Basalt
- Setting
- Rift zone, oceanic, under 15 km
- Last eruption
- 1986
- Largest known
- VEI 0, non-explosive, 1986
- Eruptions
- 3 confirmed in the record
- Where
- 44.83°N 130.30°W · The Pacific
- Region
- Northeast Pacific Rifts Volcanic Province, Eastern Pacific Volcanic Regions
- Record
- Global Volcanism Program, volcano 331030
Not a hazard warning. For safety information follow the World Organization of Volcano Observatories (its directory lists the observatory for each country).