• Mud domes discovered on islands near Kabawa mud volcano after M7.5 earthquake, Indonesia

    Following a powerful M7.5 earthquake that struck the Tanimbar Islands in Indonesia’s Maluku Province on January 10, 2023, researchers have discovered new dome-shaped mud eruption mounds on two small islands near the large Kabawa mud volcano. These mounds reach up to 3 meters (9.8 feet) in height and cover areas of up to approximately 700 m2 (7 534 feet2).

  • Shallow M6.1 earthquake hits Tanimbar region, Indonesia

    A strong and shallow earthquake registered by the USGS as M6.1 hit the Tanimbar region, Indonesia at 09:37 UTC on February 17, 2023. The agency is reporting a depth of 38.6 km (24 miles). EMSC is reporting M6.1 at a depth of 10 km (6.2 miles).

  • Series of eruptions at Anak Krakatau volcano, Indonesia

    A series of eruptions were registered at Anak Krakatau, a volcanic island located in the Sunda Strait between the islands of Java and Sumatra in Indonesia, on January 22 and 23, 2023. The first took place at 17:41, and was followed by at least 8 eruptions by 02:38 UTC on January 23.

  • Seismic unrest at Dieng volcano, Alert Level raised to Level 2, Indonesia

    Observational data shows an increase in seismicity at Indonesia’s Dieng volcano, prompting the Indonesian Centre for Volcanology and Geological Hazard Mitigation (PVMBG) to raise the Alert Level from 1 to 2 (on a scale of 4) on January 13, 2023. The Dieng Volcanic Complex, which is made up of multiple stratovolcanoes and more than 20 small Pleistocene-to-Holocene craters, last erupted in April 2021 (VEI 1).

  • Increased number of shallow earthquakes at Ijen volcano, Indonesia

    The Volcanology and Geological Disaster Mitigation Center (PVMBG) reported that beginning in July 2022, the seismic network at Ijen volcano in East Java, Indonesia began detecting increasing numbers of shallow volcanic earthquakes and earthquake signals characteristic of emissions, indicating increasing pressure at shallow depths within the hydrothermal system.

  • Very strong and shallow M7.0 earthquake hits northern Molucca Sea, Indonesia

    A very strong and shallow earthquake registered by the USGS hit the northern Molucca Sea, Indonesia at 06:06 UTC on January 18, 2023 (15:06 LT). The agency is reporting a depth of 48 km (29.8 miles). BMKG is reporting M7.1 at a depth of 64 km (39.7 miles); EMSC reporting M7.1 at a depth of 60 km (37.3 miles).