The (, Kang Xi September eighth day), October 28, 1979, Japan volcanic Ontakesan sudden outbreak. ,


1979 10 28, two to three million years has been in a dormant volcano suddenly erupted Ontakesan.
Ontakesan is located in the border region of central Honshu, Japan Nagano and Gifu Prefecture, 3,063 meters above sea level. [L $ j��.c��]
28 Wednesday morning, the peak of Ontakesan suddenly loud roar, and then emitting smoke and flying rocks. Smoke rushed to an altitude of 2000 meters, flying rocks up to 1 meter in diameter. Peak formation of more than 10 crater the main crater diameter of about 30 meters. The volcanic ash fall over the the Nagano Prefecture whole territory (more than 13,000 square kilometers). Volcanic eruptions every few minutes. Aura before the (lsjt.net)
the eruption there is. From ten o'clock in the evening of 27, local meteorological stations recorded to a minor earthquake. Since the summer of 1978, the eruption of the volcano near Hot Springs sulfite gas increased.
Japanese authorities are working closely Note that the eruption will induce earthquakes and large fire-breathing.