Nikko

Volcano Islands

SUMMARY:

Type: submarine vent
Activity: active
Last Eruption: 1979 AD
Rock Type: ?
Eruptive Volume: ? cu km
Location Map from Xerox PARC
Latitude: 23.08 N
Longitude: 142.32 E

Geologic Background:

Nikko submarine volcano is a massive seamount that rises from nearly 3 km depth to within 391 m of the sea surface at the SE end of a submarine ridge segment extending from Minami-Iwo-jima island.

Historic Activity:

  • Discolored water was observed in 1979 above Nikko seamount.

Recent Activity:

  •  

Data Sources:

  • Smithsonian's SEAN Bulletin (V. 4, No. 7 to V. 5, No. 12).

ADDITIONAL INFORMATION

Last Update: 12/12/00