Volcanos

Roundup of Global Volcanic Activity – Ongoing Activity for the week of 26 October-1 November 2016

Bagana | Bougainville (Papua New Guinea): Based on analyses of satellite imagery and model data, the Darwin VAAC reported that during 28-29 October ash plumes from Bagana rose to an altitude of 2.1 km (7,000 ft) a.s.l. and drifted W.

Colima | Mexico: Based on satellite images, the Washington VAAC reported that on 30 October an ash plume from Colima rose to an altitude of 4.3 km (14,000 ft) a.s.l. and drifted SW.

Dukono | Halmahera (Indonesia): Based on analyses of satellite imagery, information from PVMBG, and model data, the Darwin VAAC reported that during 26 October-1 November ash plumes from Dukono rose to altitudes of 2.1-2.4 km (7,000-8,000 ft) a.s.l. and drifted NE and E.

Cleveland | Aleutian Islands, Alaska: The Alaska Volcano Observatory (AVO) lowered the alert level to “yellow” after no activity has been detected at the volcano since its last eruption on 24 Oct (a small explosion). According to AVO, “recent satellite views indicate that the lava dome emplaced in late May was mostly destroyed in the explosion and has been replaced with a deep pit within the summit crater.”

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