Takawangha Volcano Eruptions

Stratovolcano 1449 m / 4,754 ft
Tanaga Island, Aleutian Islands, Alaska, 51.87°N / -178.01°W
Eruption list: 1550 (?)

Takawangha volcano (Andreanof Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 15 March-21 March 2023 (New Activity / Unrest)

AVO reported that earthquake activity near Takawangha had decreased in both rate and magnitude from the peak of the swarm recorded during 9-11 March. More than 800 earthquakes, including multiple M2 and above events, were detected beneath Tanaga Island at depths less than 9 km below sea level during 11-17 March. The decline in activity decreased the potential for an eruption, so AVO lowered the Volcano Alert Level to Advisory (the second lowest level on a four-level scale) and the Aviation Color Code to Yellow (the second lowest color on a four-color scale) on 16 March. ... Read all

Fri, 17 Mar 2023, 03:55

Takawangha volcano (Tanaga Island, Aleutians): alert status dropped to "yellow"

Tanaga Island as seen from space on 23 Feb (image: Sentinel-2)

The seismic crisis near the volcano has waned significantly both in magnitude and rate from the swarm peak during 9-11 March. ... Read all

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