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| Volcanological Survey of Indonesia | |
|---|---|
| Name | Volcanological Survey of Indonesia |
| Formed | 1920s |
| Jurisdiction | Indonesia |
| Headquarters | Bandung |
| Parent agency | Ministry of Energy and Mineral Resources |
Volcanological Survey of Indonesia is the principal national agency responsible for volcanic hazard monitoring, scientific research, and eruption response in Indonesia, an archipelagic state on the Ring of Fire with high volcanic activity. The agency operates from headquarters in Bandung and regional observatories across islands such as Java, Sumatra, Bali, Kalimantan, Sulawesi, and Papua, coordinating with ministries including the Ministry of Energy and Mineral Resources and disaster bodies like the National Agency for Disaster Countermeasure.
The agency traces roots to colonial-era efforts including the Kantoor voor het Mijnwezen and Dutch-era surveys that studied Krakatoa and Merapi, and later evolved alongside institutions such as LIPI and the Geological Survey of the Netherlands. Post-independence reorganization in the 1950s and 1960s linked it to ministries such as the Ministry of Public Works and Housing (Indonesia), while major events including the 1963 eruption of Mount Agung and the 1883 eruption of Krakatoa shaped its mandate. Institutional reforms paralleled international initiatives like the International Association of Volcanology and Chemistry of the Earth's Interior and disaster frameworks such as the Sendai Framework for Disaster Risk Reduction. The Survey's archival work preserves field notes from expeditions to Tambora, Toba, and Rinjani.
The organization is structured into regional observatories, technical laboratories, and administrative units linked to national bodies such as the Ministry of Research and Technology and the National Development Planning Agency. Operational divisions include monitoring, geochemistry, geophysics, and hazard communication that coordinate with provincial administrations of Central Java, East Java, Bali, and North Sumatra. Emergency operations have interagency protocols with Badan Nasional Penanggulangan Bencana and local disaster management offices in cities like Yogyakarta and Denpasar. The Survey maintains personnel trained in field volcanology from universities including Institut Teknologi Bandung, Gadjah Mada University, and Universitas Indonesia.
Programs encompass seismic monitoring of calderas such as Toba, deformation studies at Sinabung, gas geochemistry at Ijen, and long-term stratigraphic research on Merapi and Kelimutu. Research collaborations link to international centers like the United States Geological Survey and the British Geological Survey, and academic partners including ETH Zurich, Stanford University, University of Cambridge, Australian National University, and Earth Observatory of Singapore. The Survey publishes eruption reports and hazard maps used by agencies addressing crises like the 2006 Yogyakarta earthquake and aviation advisories referencing the International Civil Aviation Organization volcanic ash protocols.
The technical network integrates seismographs, infrasound arrays, tiltmeters, GNSS stations, and satellite remote sensing from platforms such as Landsat, Sentinel-1, and the NASA constellation. Field instruments include multi-component gravimeters used near Mount Merapi, portable gas analyzers for Ijen's fumaroles, and thermal infrared cameras applied to Sangeang Api. The Survey leverages databases and software from partners like the Global Volcanism Program, IRIS, and the European Space Agency for real-time telemetry, eruption forecasting, and ash dispersion modeling used during events like the 2010 eruptions of Mount Merapi.
Hazard assessment products include eruption probability matrices for stratovolcanoes such as Sinabung and evacuation zoning for communities near Merapi. Risk reduction efforts coordinate with the National Agency for Disaster Countermeasure and regional governments in provinces like North Sumatra and Aceh, integrating land-use planning, lahar mitigation projects, and public education campaigns in collaboration with NGOs such as Red Cross chapters and academic extension programs at Universitas Gadjah Mada. Outreach uses multilingual advisories, community drills near Lake Toba, and aviation notices aligned with International Civil Aviation Organization and Volcanic Ash Advisory Center guidance.
The Survey's research advanced understanding of eruptive styles at Merapi, dome-collapse pyroclastic flows at Merapi, a phreatomagmatic sequence at Ijen, and repeated explosive activity at Sinabung. Studies of the Toba catastrophe theory and the 1815 eruption of Mount Tambora influenced global climate and paleoenvironmental reconstructions in collaboration with institutions like Smithsonian Institution and PAGES. Field campaigns documented the 1883 eruption of Krakatoa's atmospheric effects and quantified sulfur emissions during the 1963 eruption of Mount Agung.
The Survey engages in capacity building with partners including the United States Agency for International Development, Japan Meteorological Agency, GEUS, and regional networks such as the ASEAN Coordinating Centre for Humanitarian Assistance. Training programs host visiting scientists from University of Tokyo, Columbia University, University of Hawaiʻi at Mānoa, and regional trainees from Papua New Guinea and Philippines volcanological services. Joint projects include eruption response exercises with the World Bank and scientific exchanges under frameworks like the Global Volcano Model and multilateral disaster risk reduction initiatives.
Category:Volcanology Category:Natural history of Indonesia Category:Scientific organizations established in the 20th century