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Shishaldin volcano (Aleutian Islands, Alaska): Volcanic Alert Level lowered to Yellow

Fri, 17 Apr 2020, 06:17 | BY: MARTIN
Shishaldin volcano (image: AVO)
Shishaldin volcano (image: AVO)
The Alaska Volcano Observatory (AVO) reported that seismicity has decreased over the past two weeks. Satellite views show no lava or changes within the crater since the start of April, accompanied by a decrease in surface temperatures.
Eruptive activity appears to have ended or paused.
Source: Alaska Volcano Observatory volcano activity update 17 April 2020

Previous news

Wed, 15 Apr 2020, 06:00

Shishaldin volcano (Fox Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 15 April-21 April 2020 (Continuing Activity)

On 16 April AVO reported that seismicity at Shishaldin had decreased during the past two weeks, though it remained slightly above background levels. Additionally, satellite images showed no new lava nor changes in the crater area, and a decrease in surface temperatures. The Volcano Alert Level was lowered to Advisory and the Aviation Color Code was lowered to Yellow. ... Read all
Wed, 8 Apr 2020, 06:00

Shishaldin volcano (Fox Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 8 April-14 April 2020 (New Activity / Unrest)

AVO reported elevated seismicity at Shishaldin during 8-13 April characterized by occasional low-frequency earthquakes. Minor steaming from the summit crater was sometimes seen in satellite and webcam data. A small thermal anomaly was visible in satellite data during 8-9 April. ... Read all
Show more
Shishaldin volcano
Stratovolcano 2857 m / 9,373 ft
Aleutian Islands, Alaska, 54.76°N / -163.97°W
Current status: restless (2 out of 5) Shishaldin volcano eruptions:
2023 (Jul 12-ongoing), 2019 (Jul 23 - 2020 May 4), 2014-15, 2008 (?), 2004, 2002, 2000, 1999, 1997, 1995, 1993, 1986-87, 1981 (?), 1979, 1978, 1976, 1975, 1967, 1963, 1955, 1953, 1951, 1948, 1946-47, 1932, 1929, 1928, 1927, 1925, 1922, 1912 (?), 1901, 1899 (?), 1898, 1897 (?), 1883, 1880-81, 1865 (?), 1842, 1838, 1830, 1927-29, 1826, 1825, 1824, 1790 (?), 1775-78
Typical eruption style
explosive
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