October 10, 1984 - 3 days before strong explosive eruption.
The glow of Volcano's active block
October 10, 1984. The autoexplosive avalanche.
The photo was taken from helicopter.
Ash cloud continuously formed
on Volcano is moving in the direction of
Apakhonchich Seismic Station.
The eruption begins to decline and
surrounding volcanos are visible trough
ash fall. We were in intensive ash fall
zone during more than the day before
explosive activity in the evening of
Though impetuous activity of Volcano
practically has stopped by the October 14 evening
the steady glow of volcano's active block
was visible prior to the beginning of November.