On 25 December, KVERT reported that the Alert Level for Gorely was raised to Yellow due to an increase in seismicity and visual observations. Seismicity increased on 22 December and remained slightly elevated above background levels during 22-25 December. A gas-and-steam plume at an altitude of 2.2 km (7,200 ft) a.s.l. was observed.
Source: Kamchatkan Volcanic Eruption Response Team (KVERT) – “Reports provided courtesy of the Smithsonian’s Global Volcanism Program and the US Geological Survey’s Volcano Hazards Program.”