Volcanic activity around the world: Rare lava lake discovered at Turrialba (Costa Rica), Bogoslof (USA) on red alert and alert levels risen at Cleveland (USA) volcanoes

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Here the latest volcanic news and eruptions around the world.

The presence of a small lake of lava of 50 meters in diameter has been discovered during an aerial inspection of the Turrialba volcano in Costa Rica.

lava lake turrialba volcano, A rare lava lake has been discovered at Turrialba volcano
A rare lava lake has been discovered at Turrialba volcano.

Although it is unknown if it will last or not, Turrialba can be added to the short list of volcanoes on the planet featuring rare lava lakes: Erta Ale, Erebus, Kilauea, Nyiragongo, Ambrym, Villarica and Masaya. The noticeable glow of night clearly proves the rise of magmatic material towards the surface.

lava lake turrialba volcano, A rare lava lake has been discovered at Turrialba volcano
Only seven other volcanoes present lava lakes around the world.

On 4 July, Turrialba’s activity was characterized by a fluctuating low amplitude tremor and low frequency volcanic earthquakes. Passive emissions of gases and aerosols were maintained, as well as prolonged ash emissions.

Meanwhile in Alaska

Two explosive eruptions were reported at Bogoslof on July 5 at 00:51 UTC, lasting over 23 minutes, and at 3:07 UTC, lasting over 11 minutes. Satellite images spotted a small volcanic cloud from the first explosion drifting south of Unalaska, SE, at an altitude of 8,500 meters. The aviation code is red.

bogoslof cleveland eruption, The Bogoslov and the Cleveland volcanoes in Alaska erupted on July 4 and 5 2017
The Bogoslov and the Cleveland volcanoes in Alaska erupted on July 4 and 5 2017.

An explosive eruption was detected by seismic and infrasonic measurements from 11:19 UTC at Cleveland, on July 4th. The aviation code rose to orange and the volcanic alert to Watch.

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