Alerts

Volcanic activity worldwide 6 Sep 2025: Vulcano volcano, Santiaguito, Pacaya, Fuego, Popocatépetl, …

Published: 6 September 2025
Categories: Global Volcano Activity

RSS feed source: Volcano Discovery.com

Sat, 6 Sep 2025, 21:00 1757192404 | BY: SEVERAL CONTRIBUTORS

Map of today’s active volcanoes

Vulcano (Eolian Islands, Italy): Volcanic unrest has picked up again over the past month the latest monitoring data show, published in the latest monthly bulletin of the volcano observatory in Catania. In particular, a strong increase in carbon dioxide (CO2) emissions has been recorded during the past month of August:
Starting 1st of August 2025, CO2 emission values in the crater area rose brusquely from averages around 5-10,000 g/m2 per day to levels exceeding 40,000 g/m2 per day on August 18, i.e. increased by about 500%. In fact, they are the highest values detected since the beginning of the volcanic crisis in 2021.
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Asama (Honshu): (6 Sep) The Japan Meteorological Agency (JMA) reported that unrest continued at Asamayama between 1 September 2025 (local) and 5 September 2025 (local). The alert level

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Vulcano volcano (Eolian Islands, Italy): sharp increase of CO2 emissions indicate new episode of volcanic unrest

Published: 6 September 2025
Categories: Global Volcano Activity

RSS feed source: Volcano Discovery.com

Sat, 6 Sep 2025, 20:29 | BY: T

CO2 emissions from the crater area of Vulcano volcano (image: INGV Catania)

Total SO2 emission (image: INGV Catania)

Micro-seismic activity (short period volcanic quakes) (image: INGV Catania)

Volcanic unrest has picked up again over the past month the latest monitoring data show, published in the latest monthly bulletin of the volcano observatory in Catania. In particular, a strong increase in carbon dioxide (CO2) emissions has been recorded during the past month of August:
Starting 1st of August 2025, CO2 emission values in the crater area rose brusquely from averages around 5-10,000 g/m2 per day to levels exceeding 40,000 g/m2 per day on August 18, i.e. increased by about 500%. In fact, they are the highest values detected since the beginning of the volcanic crisis in 2021.
CO2 emission levels decreased slightly at the end of the month, to around 30,000 g/m2

Click this link to continue reading the article on the source website.