A large landslide occurred from the southern wall of the Askja caldera yesterday night. The slide caused a large flood wave in the Öskjuvatn lake that also swept into the famous Viti crater. Read allA swarm of shallow earthquakes at 2-10 km depth has started under the Herðubreið volcano about 12 km NE of the Askja caldera. The largest earthquakes so far were 2 magnitude 3.2 and 3.0 events. Read allA small swarm of earthquakes has occurred today under the eastern caldera rim. Another minor swarm took place yesterday under Þórðarhyrna volcano 20 km to the NE. Small earthquakes have also been more frequent under and near the Askja caldera and Bardabunga volcano (to the SW of Askja) in the past few days.A swarm of earthquakes at shallow depths, mostly around 2-5 km has been occurring in an area about 12 km NE of the caldera. 27 quakes including 6 between magnitudes 2.1-2.7 were recorded yesterday. Another swarm of quakes has been going on in a SW-NE trending area under and SW of the caldera.A small swarm of earthquakes has started today about 10 km west of the Askja caldera. The quakes are at 20-25 km depth. During the past days, an increased number of earthquakes occurred in an area east of the Askja caldera. The corresponding tremor signal has been rising as well, although these levels seem not to be alarming.