Unnamed Volcano

Tonga Islands - SSE of Hunga Ha'apai


SUMMARY

Type: submarine vent
Activity: active
Last Eruption: 1988
Rock Type: ?
Eruptive Volume: ?
Location Map from Xerox PARC
Latitude: 20.57 S
Longitude: 175.38 W


Geologic Background:

 

Historic Activity:

  • Submarine eruptions were reported in 1912 and 1937 from a site 3 km SE of Hunga Ha'apai.

Recent Activity:

  • Eruption in early June 1988 from 3 sources in a SW-NE trend at about 1 km SSE of Hunga Ha'apai.

Data Sources:

  • Smithsonian's SEAN Bulletin (V. 13, No. 5).

ADDITIONAL INFORMATION


Last Update: 12/15/00