Several people reported hearing a loud noise on August 15, 1984 around 22:30. A gas cloud reportedly emanated from a crater in the eastern part of the lake. The victims were said to have skin burns, which reports later clarified as "skin damage" such as discoloration. Survivors reported that the whitish, smoke-like cloud smelled bitter and acidic. The death toll from this disaster is estimated to be 37 people.
Typhoon Ike was the second deadliest tropical cyclone in the 20th century in the Philippines, where it was known as Typhoon Nitang. Overall, 1,426 people were killed as a result of the typhoon in the archipelago. At the time, Ike was the deadliest typhoon to hit the country during the 20th century, surpassing the previous record of Typhoon Amy in 1951. A total of 1,856 people were injured. Furthermore, 142,653 homes were damaged and 108,219 others were destroyed.