PVMBG reported that activity at Agung was last observed on 13 June 2019 and a thermal anomaly over the crater was last identified in satellite images in October 2019. During the previous year deformation data indicated no changes at the volcano and se…Read More
An eruption began at La Palma after about a week of intensifying seismicity that showed hypocenters becoming shallower and moving NW, and significant related inflation. During 17-18 September the PEVOLCA (Plan de Emergencias Volcï¿½nicas de Canarias) …Read More
SERNAGEOMIN lowered the Alert Level for Cerro Hudson to Green (the lowest level on a four-color scale) on 7 September, based on decreased activity. Neither morphological changes nor thermal anomalies were visible in satellite images or webcam views du…Read More
On 9 September IMO raised the Aviation Color Code for Askja to Yellow, noting that inflation that began in early August was ongoing and notably rapid. The uplift was centered at the W edge of Oskjuvatn caldera, which rose a total of 7 cm. The data sug…Read More
Icelandic Meteorological Office (IMO) reported that the jï¿½kulhlaup from the eastern and western parts of Grï¿½msvï¿½tn’s caldera that began on 1 September had decreased during 8-10 September. IMO warned of continuing flood conditions in the downstre…Read More
AVO reported that on 21 September strong winds in the vicinity of Katmai and the Valley of Ten Thousand Smokes blew unconsolidated ash SE towards Kodiak Island at an altitude up to 2.4 km (8,000 ft) a.s.l. The ash was originally deposited during the N…Read More
The Japan Coast Guard reported that during a 12 September overflight of Fukutoku-Oka-no-Ba, observers noted that the W island was unchanged while the E side had been completely eroded and submerged. Yellow-green to yellow-brown discolored water extend…Read More
JMA reported that ash plumes from Nishinoshima were visible in satellite images on 14 August rising about 1.9 km and drifting N. The Japan Coast Guard conducted an overflight the next day and did not observe eruptive activity or new deposits from the …Read More
AVO lowered the Aviation Color Code and Volcano Alert Level for the Atka Volcanic Complex to Green and Normal, respectively, on 27 August, noting that seismicity had returned to baseline levels over the previous week.
Source: US Geological Survey Alas…
SVERT and KVERT reported that volcanic activity at Chirinkotan was last observed during 23-24 August. The Aviation Color Code was lowered to Green in mid to late September.
Sources: Kamchatkan Volcanic Eruption Response Team (KVERT),Sakhalin Volcanic…