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Tanaga volcano (Aleutian Islands, USA): alert level decreased to "yellow"

Fri, 17 Mar 2023, 03:59 03:59 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 14 March 2023

Previous news

Wed, 15 Mar 2023, 15:00

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

AVO reported that earthquake activity near Tanaga began to increase on 4 March with events up to the M2 range and located 9-18 km deep. Seismicity again increased around 1330 on 7 March and by 2045 earthquakes were occurring at a rate of 2-3 per minute. AVO raised the Aviation Color Code to Yellow (the second lowest level on a four-color scale) and the Volcano Alert Level to Advisory the second lowest level on a four-level scale). ... Read all
Fri, 10 Mar 2023, 03:57

Tanaga volcano (Aleutian Islands, USA): 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
Akutan volcano
Stratovolcano 1303 m / 4,275 ft
Aleutian Islands, USA, 54.13°N / -165.99°W
Current status: normal or dormant (1 out of 5) Akutan volcano eruptions:
Typical eruption style
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