Volcano profile

Undersea areas

Cleft Segment.

Volcano profile for Cleft Segment in Undersea areas, including its current status, catalog data, nearby earthquakes and live map layers.

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Current status
No current eruption report
Volcano type
Fissure vent
Elevation
-2,140 m
Last documented eruption
1986
Coordinates
44.83°, -130.3°
GVP number
331030

Live map

Live map around Cleft Segment

Satellites & ash clouds

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No current eruption report

Undersea areas

Cleft Segment

Fissure vent

Elevation
-2,140 m
Last documented eruption
1986
No current eruption report

No current report does not mean extinct or safe. Source coverage varies between volcanoes.

Geography & tectonics
Coordinates
44.83°, -130.3°
Volcanic region (GVP)
Northeast Pacific Rifts Volcanic Province
Tectonic setting
Rift zone / Oceanic crust (< 15 km)
GVP
331030
Documented eruptions · Nearby earthquakes ↓

Source: Smithsonian Global Volcanism Program

This display is not an official warning. Follow information from the responsible authorities when making local decisions.

Profile

Cleft Segment · Undersea areas

Documented eruptions

Latest catalogue records. Historical records are incomplete; missing values are unknown. VEI describes eruption explosivity.

StartEndVEIReport status
16 Aug 1986Not available0Confirmed eruption
2 Jul 1982Uncertain datingNot available0Confirmed eruption
270 BCEUncertain datingNot available0Confirmed eruption

Source: Smithsonian GVP · Dataset date: 2026-10-05

Nearby earthquakes

Last 7 days · 100 km · up to 10 events. Proximity does not establish a volcanic cause.

  • No recorded events in this selection.
Nearby earthquakes ↗

QuakeMap24

Volcano at a glance

Map view with the current report status and volcano elevation.

Cleft Segment · No current eruption report · -2,140 m

Active volcanoes

Active volcanoes

Other volcanoes with a current eruption report.

Eruption reportedGreat SitkinUnited StatesStratovolcano · 1,740 m

QuakeMap24

Sources & data dates

Core data comes from the Smithsonian Global Volcanism Program and USGS. Map layers and live aircraft are loaded from the sources identified on the page.

This display is not an official warning. Follow information from the responsible authorities when making local decisions.

VAAC / NOAA NWS

Satellite layers · Last successful retrieval: Oct 5, 2026, 5:23 PM UTC