Report on Kaitoku Seamount (Japan) — 25 January-31 January 2023
Smithsonian Institution / US Geological Survey
Weekly Volcanic Activity Report, 25 January-31 January 2023
Managing Editor: Sally Sennert.
Please cite this report as:
Global Volcanism Program, 2023. Report on Kaitoku Seamount (Japan) (Sennert, S, ed.). Weekly Volcanic Activity Report, 25 January-31 January 2023. Smithsonian Institution and US Geological Survey.
26.127°N, 141.102°E; summit elev. -95 m
All times are local (unless otherwise noted)
Discolored water around the Kaitoku Seamount was visible in a 26 January Sentinel 2 satellite image. The plume was diffuse and dispersed a few kilometers E. No discolored water was visible in a 31 January image.
Geological Summary. A submarine eruption was observed in 1984 from Kaitoku Seamount (Kaitoku Kaizan), a three-peaked submarine volcano 130 km NNW of Kita-Iojima. A submarine eruption had previously been reported in 1543 from a point about 40 km SW, which the Japan Meteorological Agency attributes to Kaitoku.
Source: Sentinel Hub