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

Fri, 17 Mar 2023, 03:55 03:55 AM | BY: MARTIN
Tanaga Island as seen from space on 23 Feb (image: Sentinel-2)
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.
This change lowered the potential for the impending eruption of the volcano.
Therefore, the Alaska Volcano Observatory (AVO) decreased the Volcanic Alert Level to "Yellow".
Source: Alaska Volcano Observatory volcano activity update 17 March 2023

Previous news

Wed, 15 Mar 2023, 15:00

Takawangha volcano (Andreanof Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 8 March-14 March 2023 (New Activity / Unrest)

AVO reported that the earthquake swarm at Takawangha that began in November 2022 started to decline on 1 March. Seismicity abruptly increased again on 8 March and was sustained, with M4 or lower earthquakes occurring at depths of less than about 6 km below sea level. Earthquake activity beneath Takawangha volcano and nearby Tanaga Volcano (8 km W), both on Tanaga Island, continued at a high rate during 8-9 March, with more than 100 events per hour at times. ... Read all
Fri, 10 Mar 2023, 04:03

Takawangha volcano (Tanaga Island, Aleutians): seismic crisis continues to evolve, alert status raised to Orange

A distribution of earthquakes beneath Tanaga (left) and Takawangha (right) volcanoes over the past 48 hours (image: AVO)
The seismic activity continues to be elevated over the past 48 hours, a typical sign of magma pushing its way towards the surface. ... Read all
Show more
Takawangha volcano
Stratovolcano 1449 m / 4,754 ft
Tanaga Island, Aleutian Islands, Alaska, 51.87°N / -178.01°W
Current status: restless (2 out of 5) Takawangha volcano eruptions:
1550 (?)
Typical eruption style
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