Asosan (Japan) – Report for 24 April-30 April 2019 – NEW

JMA reported that during 24-29 April white plumes from Asosan?s Nakadake Crater rose 200-800 m above the crater rim. Many low-amplitude tremors and volcanic earthquakes were recorded. Sulfur dioxide emissions were generally high but on 25 April the gas emissions were very high at 4,000 tons/day, a value not exceeded since 12 March. Emissions were 3,300 tons/day on 25 April. Weak incandescence from Nakadake Crater was visible at night during 27-28 April. The Alert Level remained at 2 (on a scale of 1-5).

Source: Japan Meteorological Agency (JMA)