News and Updates on Volcanoes and Earthquakes

The alert status for the volcano has been raised from Level III (Siaga) to Level IV (Awas) due to the ongoing high-magnitude explosive eruption over the past two days. ... Read all

KVERT reported continuing eruptive activity at Sheveluch. A thermal anomaly was identified in satellite images during 6-9 and 11 April. A plume of resuspended ash drifted 140 km ESE on 11 April. ... Read all

PVMBG reported that eruptive activity continued at Semeru during 10-16 April. White-and-gray or occasionally white-to-brown ash plumes rose 300-1,000 m above the summit and drifted in multiple directions on most days. An eruptive event was recorded on 14 April but no emission was visible. ... Read all

Instituto Geofísico del Perú (IGP) reported that the eruption at Sabancaya continued at moderate levels during 8-14 April with a daily average of 44 explosions. Gas-and-ash plumes rose as high as 3 km above the summit and drifted less than 10 km E, SE, and S. Thermal anomalies over the lava dome in the summit crater were identified in satellite data. ... Read all

IMO reported that the eruption at a cone along the fissure within the Reykanes volcanic system continued during 10-15 April. Lava flowed short distance mostly S and the flows thickened near the crater. Inflation continued to be detected and gas emissions continued to drift downwind. ... Read all

BPPTKG reported that the eruption at Merapi (on Java) continued during 5-11 April. Seismicity remained at high levels and was more intense than the previous week. The SW lava dome produced 103 lava avalanches that traveled as far as 1.8 km down the SW flank. ... Read all

PVMBG reported that eruptive activity at Marapi (on Sumatra) was ongoing during 10-16 April. White-and-gray ash plumes rose 200-600 m above the summit and drifted N and NW on 14 April. White steam-and-gas plumes rose 250-500 m above the summit and drifted in multiple directions on the other days. ... Read all

PVMBG reported that the eruption at Lewotolok continued during 10-16 April. White-and-gray ash plumes rose as high as 800 m above the summit and drifted in multiple directions almost every day; white emissions rose 400 m above the summit and drifted W and NW on 15 April. The Alert Level remained at 3 (on a scale of 1-4) and the residents of Lamawolo, Lamatokan, and Jontona were warned to stay 2 km away from the vent and 3 km away from the vent on the S and SE flanks. ... Read all

PVMBG reported that on 11 and 14 April white-and-gray plumes rose 100-500 m above the summit of Lewotobi's Laki-laki volcano and drifted N and E. White plumes rose as high as 150 m above the summit and drifted in multiple directions during 10, 12-13, and 15-16 April. Incandescence at the summit was visible in a 14 April webcam image. ... Read all

PVMBG reported that Ibu continued to erupt during 10-16 April. White-and-gray ash plumes rose 200-2,000 m above the summit and drifted in multiple directions almost daily; white plumes rose 200-500 m above the summit and drifted SE, W, and NW on 15 April. The Alert Level remained at 2 (the second highest level on a four-level scale), with the public advised to stay outside of the 2 km hazard zone and 3.5 km away from the N area of the active crater. ... Read all