Ruang Volcano, located in the Sangihe Arc, Indonesia, is a stratovolcano that has been actively erupting since 1966. With a summit elevation of 725 meters (2,379 ft) above sea level, it is a prominent feature in the archipelago. Ruang Volcano is known for its explosive eruptions, which have produced pyroclastic flows, lahars, and ashfall that have affected nearby communities.

Location: North Sulawesi, Indonesia
Coordinates: 2.305035, 125.365592
Volcano Type: Stratovolcano


Ruang’s Location


Ruang’s Eruptive History

Year Overview
1871 Major eruption causing evacuations and infrastructure damage.
1904 Significant ash emission leading to temporary darkness in surrounding areas.
1949 A sequence of dome-forming eruptions and pyroclastic flows.
2002 Large eruption column prompting flight cancellations and regional ashfall.
2024 The recent eruption of Ruang volcano posed a significant threat of a tsunami. The volcano was at the highest alert level, 4, following the eruption. The recommended exclusion zone was six kilometers from the crater because of the potential for a tsunami on the western side of Tagulandang Island.


Ruang Monitoring

For monitoring of Indonesian Volcanoes, please refer to PVMBG.


Ruang Images