Increased seismicity under Machín volcano, Colombia

Increased seismicity under Machín volcano, Colombia

Seismicity under Machín volcano started increasing at 11:23 LT on December 2, 2022, with signals indicating rock fracturing. This small but explosive volcano is located at the southern end of the Ruiz-Tolima massif. Its last eruption took place in 1180 CE.

Earthquake swarm under Takawangha volcano continues, Alaska

Earthquake swarm under Takawangha volcano continues, Alaska

Earthquake swarm under Takawangha volcano, Alaska continues since mid-November. The Aviation Color Code remains at Yellow and the Volcano Alert Level at Advisory. The last known eruption at this volcano took place in 1550 CE (VEI unknown).

More than 600 aftershocks following M5.6 earthquake beneath Lake Taupō, New Zeland

More than 600 aftershocks following M5.6 earthquake beneath Lake Taupō, New Zeland

More than 600 aftershocks have been recorded following the M5.6 earthquake beneath Lake Taupō, New Zealand on November 30, 2022 — one of the largest recorded in Lake Taupō region. No further unusual activity has been observed and the minor volcanic unrest at Taupō volcano continues. The Volcanic Alert Level remains at 1.

Strong and shallow M5.6 earthquake, numerous aftershocks at Taupō volcano, New Zealand

Strong and shallow M5.6 earthquake, numerous aftershocks at Taupō volcano, New Zealand

Seismic unrest continues at Taupō volcano, New Zealand, with a strong and shallow M5.6 earthquake registered on November 30, 2022. The Volcanic Alert Level for Taupō volcano was increased to Level 1 on September 20, 2022. This was based on ongoing earthquakes and deformation at levels above typical background since May.