Category Thermal Activity

Lake Temperature Starts To Rise Again At Ruapehu Volcano In New Zealand

Ruapehu’s crater lake in August 2016 (image: Geonet)   After reaching record-low temperatures in August, the volcano’s closely-monitored crater lake has started to heat up very quickly since 2 September, Geonet reported.    Ruapehu’s crater lake displays temperatures that follow…

Continuing Intense Activity, 3 Active Lava Flows At Klyuchevskoy Volcano In Kamchatka

The activity of the volcano, mainly effusive, remains intense. There are currently 3 active lava flows descending the steep stratovolcano: two parallel ones on the eastern-southeastern flank and a new one on the upper southwestern slope which has appeared about…

Ash Emissions, Increased Thermal Anomaly At Bagana Volcano In Papua New Guinea

Bagana and its plume of gas/ash seen from Terra satellite today (NASA) Low-level ash emissions occur at the volcano, producing a plume at estimated 7,000 ft (2.1 km) altitude drifting west from the volcano.    The latest Terra satellite image…

New Glowing Pit Crater At Etna Volcano In Voragine, Italy

Etna’s new pit crater in Voragine (image taken by B. Behncke from western rim of Voragine on 10 Aug 2016 at sunset) INGV Catania volcanologist Boris Behncke visited the summit region of Etna yesterday and observed a new active pit…

New phreatic explosion, ash plume of 2000m at Bulusan volcano in Philippines

Eruption of Bulusan volcano this morning (PHILVOLCS) A sudden eruption occurred this morning (at 11:35 local time). An explosion generated an ash plume that rose about 2000 m above the volcano’s summit and drifted northwest, causing light ash falls in…

Continuing mild activity likely at Manam volcano in Papua New Guinea

Continuing thermal anomalies from Manam (MIROVA) Mild eruptive activity likely continues at the volcano. Satellite images show a thermal hot spot at the summit crater and occasionally, during clear weather, strong emissions of sulfur dioxide gas.    Due to the…