Volcanological Survey of Indonesia
Volcanological Survey of Indonesia is the official Indonesian government agency under Ministry of Energy and Mineral Resources which are responsible for investigating, recording, and warning about volcanoes within the Indonesian region of responsibility and geological hazard mitigation. The full official Indonesian name is the Pusat Vulkanologi dan Mitigasi Bencana Geologi (English: Centre for Volcanology and Geological Hazard Mitigation), often abbreviated to PVMBG. It is based in Bandung in West Java.
Source: Wikipedia — Volcanological Survey of Indonesia (CC BY-SA 4.0)