Strong explosion at Zhupanovsky, ash cloud to 7 km (23 000 feet) a.s.l.
A strong ash explosion was observed at Zhupanovsky volcano, Kamchatka, Russia at 23:30 UTC on September 16, 2017. According to data provided by the Tokyo VAAC, ash cloud reached a height of 7 km (23 000 feet) above sea level and drifted southwest. This is the first…