印尼两座火山喷发 火山灰柱最高达1000米

Group 1 - Semeru Volcano in East Java recorded six eruptions on the 19th, with eruption heights ranging from 300 meters to 1000 meters [3] - The first eruption occurred at 00:22 local time, followed by subsequent eruptions at 00:36, 00:50, 05:19, 06:44, and 08:36 [3] - The volcanic ash columns were described as white to gray with moderate intensity, erupting towards the northeast [3] Group 2 - Ili Lewotolok Volcano in East Nusa Tenggara also erupted on the same day, with an ash column height of over 500 meters, lasting for 75 seconds [5]