An intense thermal anomaly was detected over Alaid volcano, Atlasov Island, Russia at 00:39 UTC on September 15, 2022, signaling the beginning of a new Strombolian explosive eruption after several years of quiescence.
A strong explosive eruption took place at Bezymianny volcano, Russia on October 23, 2022, ejecting ash up to 10 km (32 800 feet) above sea level. The Aviation Color Code was raised to Red at 12:20 UTC and lowered back to Orange at 22:05.
An explosive eruption began at Chikurachki volcano at around 15:10 UTC on October 15, 2022, producing an eruptive column up to 4.5 km (14 700 feet) above sea level.
Moderate volcanic activity continues at Alaid volcano, Russia, with ash emissions rising up to 3 km (10 000 feet) above sea level at 05:20 UTC on September 27, 2022, according to the Tokyo VAAC.
A new strong eruption was detected at Russia’s Karymsky volcano at around 10:50 UTC on July 13, 2022. The Aviation Color Code remains at Orange.
A strong eruption took place at Chikurachki volcano, Russia at around 20:00 UTC on June 23, 2022, forcing KVERT to raise the Aviation Color Code from Green to Orange.
A notable eruption took place at Sheveluch volcano, Russia at 20:52 UTC on June 19, 2022, ejecting ash up to 8.2 km (27 000 feet) above sea level, according to the Tokyo VAAC. The Aviation Color Code remains at Orange (2/4).
Extrusive-effusive eruption at Bezymianny volcano, Kamchatka, Russia intensified on May 28, 2022, with intense paroxysmal episode and pyroclastic flows. As a result, KVERT raised the Aviation Color Code to Red at 07:26 UTC. Bezymianny was considered extinct before it started erupting in 1955 (VEI 5).
A new eruption took place at Bezymianny volcano in Russia at 20:34 UTC on May 23, 2022. According to the Tokyo VAAC, ash is rising up to 5.2 km (17 000 feet) above sea level, drifting NW.
Explosive eruption at Russia’s Karymsky volcano continued on May 19, 2022, with two ash columns reaching a height of 8 km (26 250 feet) and 6.7 km (21 980 feet) above sea level. The Aviation Color Code remains Orange.