Colima (Mexico) - Report for 8 February-14 February 2017

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.
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: Centro Universitario de Estudios e Investigaciones de Vulcanologia - Universidad de Colima,Washington Volcanic Ash Advisory Center (VAAC)

Fonte/Source: Global Volcanism Program/Smithsonian Institution


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