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Daily Volcano Report · 22 December 2025

Tuesday, Dec 23, 2025 15:58 | 2 hours ago | By: VN

World map showing currently active volcanoes as of 23 Dec 2025

Persistent eruptions across the Pacific arcs headlined the day, with Kilauea and Great Sitkin both holding Watch / Aviation ORANGE. Indonesia reported a broad slate of activity from Level 3 conditions at Merapi and Semeru to steady emissions at Ibu and Dukono, while Lewotobi produced a low 100 m gas-and-steam plume. Sakurajima remained active in Japan, and Popocatepetl, Reventador, Sangay and Sabancaya kept the Andes-to-Mexico corridor lively.

United States
In Alaska and Hawaii, Great Sitkin (Watch / Aviation ORANGE) and Kilauea (Watch / Aviation ORANGE) sustained low-level eruptive activity. Shishaldin remained in unrest at Advisory / Aviation YELLOW.
Indonesia
Activity remained widespread. Merapi and Semeru held at Level 3, underscoring elevated conditions. Eruptive activity persisted at Raung,

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<!–div style="font-size:14px;text-align:center;border:3px solid blue;border-radius:5px;padding:3px;margin:5px;background:#eee"><a href="https://www.volcanoesandearthquakes.com/app/volcano-report.php?volcanoId=26" style="text-decoration:none" target="_blank" rel="noopener noreferrer nofollow" title="Share a volcano (activity) report, submit a photo or other interesting news!” onclick=”window.open(this.href,’Volcano Report’,’status=0,toolbar=0,location=0,directories=0,menubar=0,resizable=1,scrollbars=1,height=500,width=450′);return false”>Send Volcano Report</div–> Stratovolcano 3,763 m / 12,346 ft
Guatemala, 14.47°N / -90.88°W
Current status: erupting (4 out of 5) Fuego volcano eruptions:
1581, 1585, 1586, 1587, 1614, 1617, 1620, 1623, 1629, 1679(?), 1685, 1686, 1689(?), 1699, 1702, 1705, 1706, 1709(?), 1710,1717,1730, 1732, 1737, 1751(?), 1765(?), 1773(?), 1799, 1826, 1829, 1850(?), 1852(?), 1855, 1856, 1857, 1860, 1861(?), 1867(?), 1880, 1896, 1932, 1944, 1949, 1953, 1955, 1957, 1962, 1963, 1966, 1967, 1971, 1973, 1974, 1975, 1977, 1987, 1999, 2002 – ongoing
Typical eruption style
Dominantly explosive, construction of lava domes and extrusion of viscous lava flows. In near constant activity, at least during the past centuries.

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