Raung volcano (East Java, Indonesia): minor ash explosion

PVMBG reported that small amounts of ash, generated by the minor explosion, occurred yesterday. An explosion at the volcano generated a white and grey ash plume, which rose approx. 686 ft (200 m) above the crater and drifted N and S. The seismic instruments record 21 volcano-tectonic earthquakes and 1 tremor. The warning bulletin states that ballistic impacts of volcanic bombs could affect…