A new in-depth study reveals the potential eruption risk at Italy’s Campi Flegrei, also known as the ‘supervolcano’, has increased. The research, published on June 9, 2023, shows that the volcano has been showing signs of increased activity, raising both concerns and interest among scientists.
Anak Krakatau, the infamous volcano situated between the islands of Java and Sumatra, has experienced a series of significant eruptions since June 6, 2023. The Indonesian volcano, known as the “Child of Krakatau,” is located in the crater formed by the devastating eruption of Mount Krakatau in 1883, one of the deadliest and most destructive in recorded history.
After increased unrest detected since June 5, the activity at Mayon volcano in the Philippines increased further on June 11 with lava flowing from the summit crater.
The Mayon volcano in the province of Albay, Bicol Region, central Philippines, is showing signs of increased activity since June 5, 2023, when the Alert Level was raised to 2. On June 8, the Alert Level was raised to 3, prompting authorities to issue evacuation orders for all residents living within a 6 km (6 miles) radius of the crater — about 17 000 people. Another 40 000 people will have to evacuate if the Alert Level is raised to 4.
New activity/unrest was reported for 7 volcanoes from May 31 to June 6, 2023. During the same period, ongoing activity was reported for 22 volcanoes.
At approximately 14:44 UTC (04:44 HST) on June 7, 2023, the USGS Hawaiian Volcano Observatory (HVO) detected a glow in Kīlauea summit webcam images indicating that an eruption has commenced within Halemaʻumaʻu crater in Kīlauea’s summit caldera, within Hawai‘i Volcanoes National Park.
Increased earthquake activity and changes in the patterns of ground deformation at Kīlauea’s summit began occurring on June 7, 2023, indicating the movement of magma in the subsurface.
An increase in seismicity has been observed at Iliamna volcano beginning at 20:00 UTC on June 5, 2023. As a result, the Alaska Volcano Observatory (AVO) raised the Aviation Color Code and Volcano Alert level for Iliamna to Yellow and Advisory.
In an event unfolding from the evening of June 3 to the early hours of June 4, 2023, Taal Volcano showcased an increased degassing activity, leading to the formation of steam-rich plumes reaching up to 3 000 m (9842 feet) above the Taal Volcano Island. This activity has resulted in significant volcanic smog or vog over the Taal Caldera, affecting local municipalities.
The Philippine Institute of Volcanology and Seismology (PHIVOLCS) raised the Alert Level for the Mayon volcano from Level 1 to Level 2 on June 5, 2023, indicating increased volcanic unrest that may potentially precede hazardous eruptions.
