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| PVMBG | |
|---|---|
| Name | Pusat Vulkanologi dan Mitigasi Bencana Geologi |
| Native name | Pusat Vulkanologi dan Mitigasi Bencana Geologi |
| Formation | 1920s (precursors); reorganized 1978, 1991 |
| Jurisdiction | Indonesia |
| Headquarters | Bandung, West Java |
| Chief1 name | (Director) |
| Parent agency | Ministry of Energy and Mineral Resources |
PVMBG
The Pusat Vulkanologi dan Mitigasi Bencana Geologi (PVMBG) is Indonesia's principal agency for volcanic and geological hazard monitoring, mitigation, and research. It operates within the Ministry of Energy and Mineral Resources (Indonesia), providing real-time surveillance and advisory services for volcanic eruptions, landslides, and related geohazards across the Indonesian archipelago. PVMBG collaborates with regional offices, academic institutions, and international bodies to inform risk reduction for populated islands such as Java, Sumatra, Bali, Kalimantan, and Sulawesi.
PVMBG's institutional roots trace to colonial-era geological surveys and seismological stations established during the Dutch East Indies period and early 20th century scientific initiatives linked to the Netherlands East Indies administration and the Lauterborn-era volcanological traditions. Post-independence reorganizations connected legacy units to the Geological Survey of Indonesia and the Ministry of Energy and Mineral Resources (Indonesia), with formal consolidation of volcanology and disaster-mitigation functions in the late 20th century amid increased attention after major events such as the 1976 Bali earthquake and subsequent eruptions at Mount Agung (Bali). Institutional development accelerated following high-profile crises at Mount Merapi, Mount Tambora, and Krakatoa (1883)-related studies, prompting legislative and administrative reforms influenced by international frameworks like the Sendai Framework for Disaster Risk Reduction.
PVMBG is organized into directorates and regional observatories aligned with Indonesia's island groups and hazard profiles, maintaining operational links to the Ministry of Energy and Mineral Resources (Indonesia), provincial governments such as West Java, Central Java, and Bali, and universities including Bandung Institute of Technology, Gadjah Mada University, and Universitas Indonesia. Its chain of command integrates scientific divisions—seismology, geodesy, geochemistry—with administrative units responsible for logistics, communications, and international cooperation with partners like the United States Geological Survey and the Japan Meteorological Agency. Field stations are distributed near active volcanic centers such as Mount Semeru, Mount Sinabung, Mount Bromo, and Mount Kerinci, enabling decentralized response and coordination with local disaster-management agencies.
PVMBG's core mandates include eruption forecasting, hazard zoning, issuing alert levels, and advising civil authorities during crises at features like Mount Merapi, Mount Kelud, and Anak Krakatau. The agency provides technical assessments for infrastructure projects affecting volcanic slopes and for UNESCO sites such as the cultural landscapes near Borobudur. It supports legal and policy instruments implemented by national bodies including the National Disaster Management Authority (Indonesia) and contributes expertise to international forums such as the International Association of Volcanology and Chemistry of the Earth's Interior.
PVMBG operates multi-parameter networks employing seismic stations, GPS and InSAR geodesy, gas-sampling units, and thermal cameras at volcanoes including Mount Ruang, Mount Dukono, and Mount Ibu. Instrumentation programs have been upgraded through collaborations with groups like the European Space Agency, the Australian Geological Survey Organisation, and research centers at Massachusetts Institute of Technology and California Institute of Technology, integrating satellite remote sensing from platforms such as Sentinel-1 and Landsat. Data streams are processed in near real-time at observatories to detect changes comparable to precursory behavior observed before eruptions at Mount St. Helens and Eyjafjallajökull.
PVMBG maintains a national catalogue and issues routine activity reports and alert-level notices for Indonesia's more than 120 active volcanic centers, including high-risk systems like Mount Semeru, Mount Marapi, Mount Rinjani, and Mount Ijen. The agency documents eruptive histories, eruptive styles, and persistent unrest episodes, coordinating maritime advisories that intersect with shipping routes governed by entities such as the International Maritime Organization when phenomena like ash plumes affect air and sea traffic, echoing disruptions once seen during the 2010 Eyjafjallajökull eruption.
PVMBG publishes technical bulletins, hazard maps, and peer-reviewed studies in collaboration with academic partners including University of Tokyo, National University of Singapore, and Australian National University. Research themes cover magmatic processes, pyroclastic density currents, lahars, and long-term monitoring methodologies, with outputs contributing to international journals and conferences such as meetings of the American Geophysical Union and the European Geosciences Union.
PVMBG conducts community engagement, school programs, and drills in volcanic regions alongside agencies like the National Disaster Management Authority (Indonesia) and local governments of municipalities including Yogyakarta and Bandung. It develops hazard maps and evacuation guidance for tourism sites such as Mount Bromo and Mount Rinjani, and participates in multinational capacity-building initiatives involving the Asian Disaster Preparedness Center and United Nations Office for Disaster Risk Reduction to strengthen preparedness for volcanic crises.
Category:Volcanology Category:Disaster risk reduction in Indonesia