Colima volcano (Mexico) - Smithsonian / USGS Weekly Volcanic Activity Report for 8 February-14 February 2017 (Continuing Activity)
The Universidad de Colima reported that a large explosion at Colima was recorded at 1732 on 3 February, generating an ash plume that rose 6 km above the crater rim and drifted SSW. A small pyroclastic flow traveled down the E flank. The report stated that the internal crater is about 250 m in diameter and 50-60 m deep; previous lava domes had been destroyed in late September and mid-November 2016.
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On 9 February the sulfur dioxide gas flux was low (19 tons/day). Based on webcam and satellite images, the Washington VAAC reported that on 11 February an ash plume rose to an altitude of 4 km (13,000 ft) a.s.l. and drifted W.
On 14 February an ash plume rose to an altitude of 5.2 km (17,000 ft) a.s.l. and drifted NE.
Sources: Washington Volcanic Ash Advisory Center (VAAC), Centro Universitario de Estudios e Investigaciones de Vulcanologia - Universidad de Colima
From: Global Volcanism Program, 2017. Report on Colima. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 8 February-14 February 2017. Smithsonian Institution and US Geological Survey.
Mon, 6 Feb 2017, 05:15
Sun, 5 Feb 2017, 10:30