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Fukujin Seamount

Fukujin

Stratovolcano · United States · 217m (submarine)

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Type
Stratovolcano
Country
United States
Region
Northwestern Pacific / Mariana Volcanic Arc
Elevation
217m (submarine)
Coordinates
21.930, 143.470
Last eruption
1974
Tectonic setting
Subduction zone / Crustal thickness unknown
Landform
Composite
Major rock type
Andesite / Basaltic Andesite
Geological summary

Fukujin seamount in the Mariana Volcanic Arc has risen on occasion to just beneath the ocean surface. Intermittent periods of water discoloration have been observed since the mid-20th century, and eruptions producing floating pumice were noted on several occasions.

Eruption history

Summary (VEI over time)
Click a bar to see individual eruptions
1951~1954 · 2 eruptions · max VEI 01957~1960 · 2 eruptions · max VEI 01967~1970 · 1 eruptions · max VEI 01973~1976 · 1 eruptions · max VEI 11976~1979 · 3 eruptions · max VEI 01979~1982 · 4 eruptions · max VEI 019511957196719731979

Detailed timeline

  1. 1982VEI 0Geological estimate
    1982-01-12 – 1982-03-16
  2. 1982VEI 0Geological estimate
    1982-12-15 – Ongoing
  3. 1981VEI 0Geological estimate
    1981-01-07 – 1981-01-08
  4. 1979VEI 0Geological estimate
    1979-04-26 – 1980-05-12
  5. 1978VEI 0Geological estimate
    1978-08-24 – 1978-08-25
  6. 1977VEI 0Geological estimate
    1977-10-14 – 1978-03-24
  7. 1976VEI 0Geological estimate
    1976-08-02 – 1977-04-21
    21.95 N 143.45 E
  8. 1973VEI 1Observed
    1973-09-27 – 1974-03-05
    21.93 N 143.46 E
  9. 1968VEI 0Observed
    1968-09-16 – Ongoing
  10. 1959VEI 0Geological estimate
    1959-08-16 – 1959-10-16
  11. 1958VEI 0Geological estimate
    1958-08-16 – 1958-09-16
  12. 1952VEI 0Geological estimate
    1952-07-02 – Ongoing
  13. 1951VEI 0Observed
    1951-07-15 – 1951-10-15

External links

⚠ For reference only. Not for emergency response.