火山
Mount Semeru erupts again with plume reaching 1,000 meters
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Mount Semeru, on the border of Lumajang and Malang in East Java, erupted again on Saturday morning (December 20, 2025) with an ash column reaching 1,000 meters above the peak. This marks the 11th eruption since early morning, accompanied by intense seismic activity. PVMBG maintains Alert Level III status and urges residents to avoid hazardous areas.
State volcanologists recorded 256 rockfalls at Mayon Volcano amid ongoing lava flows, the Philippine Institute of Volcanology and Seismology (Phivolcs) said. The volcano has been at Alert Level 3 since January 6. It also generated 41 pyroclastic density currents and elevated sulfur dioxide emissions.
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Mayon Volcano's activity has intensified since early January, with the alert level raised to 3 on January 6—up from Level 2 set on New Year's Day—and a lava dome collapse on January 10 producing glowing pyroclastic flows and lava along multiple gullies. Over 4,000 residents in Albay have been evacuated amid heightened risks.
鹿児島県の桜島で早朝に爆発的噴火が発生し、4400メートルに達する噴煙が上がりました。日本気象庁は鹿児島、熊本、宮崎県の一部に降灰予報を発令し、警戒レベルを3のまま維持しています。人的被害や建物への損害は報告されていません。
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No eruption has been recorded at Mayon Volcano in the past month, according to Phivolcs, yet videos purporting to show recent ash plumes have gone viral. These clips use images from the 2018 eruption and may have been altered with AI tools. The misinformation has sparked concern among Facebook users.