The Center for Volcanology and Geological Hazard Mitigation (PVMBG) reported an eruption in the form of eruptions of volcanic ash as high as 2.5 kilometers out of the crater of Mount Ibu on Halmahera Island, North Maluku. Mount Ibu Observation Post officer Axl Roeroe said the eruption occurred at 18:19 WIT. "The ash column was observed to be gray with thick intensity leaning towards the west," Roeroe said in a report received in Jakarta, Antara, Monday, March 25. The eruption had a maximum amplitude of 28 millimeters and a duration of approximately 3 minutes 7 seconds. Roeroe said that the letter of explosion and roar arising from the eruption was heard at the Mount Ibu Observation Post. He appealed to the public to always be aware of the flow of lahars on rivers that originate at the top of Mount Ibu and always coordinate with local volcanic observation posts. Mount Ibu is at Level II or Alert with the recommendations of the people around the volcano not to move within a two-kilometer radius and to expand sectorally within 3.5 kilometers to the crater opening in the north of the active crater. Mount Ibu is a stratovolcano-type volcano that has a height of 1,325 meters above sea level located northwest of Halmahera Island, North Maluku. The top of the mountain is a volcanic crater. The crater center has a width of 1 kilometer and a depth of 400 meters, while the outer part has a width of 1.2 kilometers.
Based on PVMBG data, in 2023 Mount Ibu is the second most active volcano in Indonesia with a total of 21,100 eruptions.

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