Ruang

Sangihe Islands


SUMMARY:

Type: composite
Activity: active
Last Eruption: 1949 AD
Rock Type: ?
Eruptive Volume: ? cu km
Location Map from Xerox PARC
Latitude: 2.28 N
Longitude: 125.43 E


Geologic Background:

Ruang volcano, not to be confused with the better known Raung volcano on Java, is the southernmost volcano in the Sangihe Island arc, north of Sulawesi Island. The 4 x 5 km island volcano rises to over 700 m across a narrow strait SW of the larger Tagulandang Island. The summit ocontains a crater partially filled by a lava dome initially emplaced in 1904.

Historic Activity:

  • At least 14 eruptions since 1808.
  • Its explosive eruptions have often damage inhabited areas.

Recent Activity:

  • Airline pilot report of eruption on June 27, 1996 but plume was not visible on satellite imagery.

Data Sources:

  • Global Volcanism Network (V. 21, No.8).

ADDITIONAL INFORMATION


Last Update: 12/12/00