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United States · Stratovolcano

Gareloi Volcano

Gareloi

Type
Stratovolcano
Elevation
1573m
Last eruption
1989
Gareloi Volcano
Photo: USGS - McGimsey R.G. · Public domain · Wikimedia Commons
Type
Stratovolcano
Country
United States
Region
North America / Aleutian Ridge Volcanic Arc
Elevation
1573m
Coordinates
51.790, -178.794
Last eruption
1989
Tectonic setting
Subduction zone / Intermediate crust (15-25 km)
Landform
Composite
Major rock type
Basalt / Picro-basalt

Geological summary

The 8 x 10 km Gareloi Island, the northernmost volcano of the Delarof Group at the western end of the Andreanof Islands, consists of a stratovolcano with two summits and a prominent SE-trending fissure.

Excerpt from the Global Volcanism Program, Smithsonian Institution · Read the full summary on GVP →

From Wikipedia

Mount Gareloi, or Gareloi Volcano, is a stratovolcano in the Aleutian Islands of Alaska, United States, about 1,259 miles (2,026 km) from Anchorage. Gareloi is located on Gareloi Island, and comprises most of its land mass. The island also has two small glaciers which protrude to the northwest and southeast.

Wikipedia · CC BY-SA · Read full article →

Eruption history

16 recordedGlossary

Record summary

Confirmed eruptions
12
Uncertain eruptions
4
Span of confirmed record
1790 – 1989
Largest confirmed eruption
VEI 3 (1982, the most recent of 4)
Confirmed eruptions since 1900
8
Summary (VEI over time)
Click a bar to see individual eruptions · Use arrow keys to move between bars, Enter to open
1760~1784 · 1 eruptions · max VEI ?1784~1807 · 3 eruptions · max VEI 21807~1831 · 1 eruptions · max VEI 21854~1878 · 1 eruptions · max VEI 21902~1925 · 1 eruptions · max VEI 31925~1949 · 2 eruptions · max VEI 31949~1972 · 2 eruptions · max VEI 21972~1996 · 5 eruptions · max VEI 317601807187819251972

Detailed timeline

  1. 1996VEI 1Method not stated
    1996-09-27 – end unknown
  2. 1989VEI 1Observed
    1989-08-17 – 1989-08-17
  3. 1987VEI 1Observed
    1987-08-30 – 1987-09-04
    N crater rim, E flank
  4. 1982VEI 3Observed
    1982-01-15 – 1982-01-15
  5. 1980VEI 3Observed
    1980-08-07 – 1980-09-17
  6. 1952VEI 2Observed
    1952-01-17 – end unknown
  7. 1950VEI 1Observed
    1950-07-02 – 1951-07-02
  8. 1929VEI 3Observed
    1929-04-16 – 1930-07-02
    SE flank fissure (near summit to sea)
  9. 1927VEI ?Method not stated
    1927-07-02 – end unknown
  10. 1922VEI 3Observed
    1922-07-02 – end unknown
  11. 1873VEI 2Observed
    1873-07-02 – end unknown
  12. 1828VEI 2Method not stated
    1828-07-02 – 1829-07-02
  13. 1792VEI 2Observed
    1792 – end unknown
  14. 1791VEI 2Observed
    1791 – end unknown
  15. 1790VEI 2Observed
    1790 – end unknown
  16. 1760VEI ?Method not stated
    1760 – end unknown

Nearby volcanoes

External links

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