Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 21000 ft (6400 m) altitude or flight level 210 and is moving at 25-30 kts in NE direction. The full report is as follows: FVXX22 at 11:21 UTC, 19/02/19 from KNES VA ADVISORY DTG: 20190218/0711Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837…

Clear Lake volcano (California): 15 earthquakes up to magnitude 1.8Possible earthquake swarm: 15 earthquakes occurred near (under) the volcano during 22 hours, the last being recorded quake 35 minutes ago. Hypocenter depths ranged between 2.5 and 0.2 km. Earthquake details: (only 5 largest) M 1.8 quake: 7km WNW of The Geysers, CA on Fri, 8 Feb 23h14 (19 km S)writeAge(1549667691) M 1.4 quake:…