The Bromo eruption is reported to have resulted in spews of volcanic ash to a height of more than 4,000 meters above sea levels on Tuesday, January 12. The Bromo Volcano Observation Post (PGA) in Cemoro Lawang hamlet, Probolinggo, said that smoke and volcanic ash erupted from the crater with strong pressure up to 1,800 meters above the summit crater, or 4,129 meters above sea level. From Tuesday past midnight until morning, three eruption quakes occurred with duration between 9.44s to 17.89s and a maximum amplitude of 35-36 millimeters. Rumbles continued to be heard from the crater, while vague firelight can be seen from the active crater. According to the observation post, from this morning until 12.00 pm, four eruption quakes occurred with durations between 10.69 and 14.72s with a maximum amplitude of 25-35 millimeters. The current status of Bromo's activity still remains at level III or standby.