Volcanos

Global Volcanic Activity – New Activity for the week of 8 May – 14 May 2019

Asosan | Kyushu (Japan) : JMA reported that incandescence from Asosan’s Nakadake Crater was visible during 9-10 May. A small eruption on 9 May produced a plume that rose 900 m above the crater rim. Four small eruptions on 12 May generated plumes that rose to a maximum height of 1.4 km. A plume from an eruption on 13 May rose 200 m. Sulfur dioxide emissions were 3,600 tons per day on 10 May, and 1,700 tons per day on 13 May. The Alert Level remained at 2 (on a scale of 1-5).

Sangay | Ecuador : IG reported that two M2 seismic events, recorded at 0028 and 0116 on 10 May and located 3.5-9 km below Sangay’s S and W flanks, possibly corresponded to explosive activity. Four thermally elevated pixels were identified in satellite data at 0124. A small emission was visible drifting W.

Sinabung | Indonesia : PVMBG reported that an eruption at Sinabung was recorded at 2039 on 11 May. An ash plume was not visible due to weather conditions, although crater incandescence was noted. An eruption at 1233 on 12 May was recorded by the seismic network; foggy weather prevented visual confirmation. The Alert Level remained at 4 (on a scale of 1-4), with a general exclusion zone of 3 km and extensions to 7 km on the SSE sector, 6 km in the ESE sector, and 4 km in the NNE sector.

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