Shishaldin 1790/4

Start: April 19, 1790 [1]

Stop: June 18, 1790 [1]

Event Type: Explosive

Event Characteristics:

Description: From Grewingk (1850, translated 2003 by Fritz Jaensch): "In Sauer (Billings's exped. [Sauer, Eng. Ed., London, 1802, p. 164]) it states: '[The terrain of Unimak Island] is high, broken, and rugged, and there are three very conspicuous mountains upon it. The summit of the first [Pogromnaia?] is very irregular; the second [Shishaldin] is a perfect cone towering to an immense height, and discharging a considerable body of smoke from its summit [19 April 1790]; the third (Khaginak) has its summit apparently rent and broken, covered with snow, and towering above the fog which covered the middle of the land.' Sarichev (II, pp. 28-29, with two profiles) sighted the three sugarloaf-shaped mountains on the eighteenth of June 1790. He named them Agayedan (Shishaldin), Khagman (Khaginak), and Kugidahk-Yagutcha (Pogromnaya). The first of them was smoking; the second had the appearance of a caved-in cone."
The English translation of Sarychev states that on June 17, 1790, at ten o'clock, "we discovered the conical summits of the island of Unimak, one of which, called Agagedan, is likewise volcanic, and at that time emitted a thick smoke."

References Cited

[1] Grewingk's geology of Alaska and the Northwest Coast of America [edited by Marvin W. Falk, translation by Fritz Jaensch published 2003], 1850

Grewingk, Constantine, 1850, Grewingk's geology of Alaska and the Northwest Coast of America [edited by Marvin W. Falk, translation by Fritz Jaensch published 2003]: Rasmuson Library Historical Translation Series 11, Fairbanks, AK, The University of Alaska Press, 242 p.

[2] Account of a voyage of discovery to the north-east of Siberia, the frozen ocean, and the north-east sea, 1969

Sarychev, G.A., translated from Russian in 1806 and 1807, republished 1969, Account of a voyage of discovery to the north-east of Siberia, the frozen ocean, and the north-east sea: New York, Da Capo Press, 110 p.

[3] Expedition to the northern parts of Russia, for ascertaining the degree of latitude and longitude of the mouth of the river Kovima; of the whole coast of the Tshutski, to East Cape; and of the islands in the eastern ocean, stretching to the American coast, 1802

Sauer, Martin, 1802, Expedition to the northern parts of Russia, for ascertaining the degree of latitude and longitude of the mouth of the river Kovima; of the whole coast of the Tshutski, to East Cape; and of the islands in the eastern ocean, stretching to the American coast: London, A. Strahan, 3332 p.

Complete Eruption References

Volcanoes of the world [2nd edition], 1994

Simkin, Tom, and Siebert, Lee, 1994, Volcanoes of the world [2nd edition]: Tucson, Arizona, Geoscience Press, 349 p.
Hard Copy held by AVO at FBKS - CEC shelf

Account of a voyage of discovery to the north-east of Siberia, the frozen ocean, and the north-east sea, 1969

Sarychev, G.A., translated from Russian in 1806 and 1807, republished 1969, Account of a voyage of discovery to the north-east of Siberia, the frozen ocean, and the north-east sea: New York, Da Capo Press, 110 p.

Grewingk's geology of Alaska and the Northwest Coast of America [edited by Marvin W. Falk, translation by Fritz Jaensch published 2003], 1850

Grewingk, Constantine, 1850, Grewingk's geology of Alaska and the Northwest Coast of America [edited by Marvin W. Falk, translation by Fritz Jaensch published 2003]: Rasmuson Library Historical Translation Series 11, Fairbanks, AK, The University of Alaska Press, 242 p.
Hard Copy held by AVO at FBKS - CEC shelf

Expedition to the northern parts of Russia, for ascertaining the degree of latitude and longitude of the mouth of the river Kovima; of the whole coast of the Tshutski, to East Cape; and of the islands in the eastern ocean, stretching to the American coast, 1802

Sauer, Martin, 1802, Expedition to the northern parts of Russia, for ascertaining the degree of latitude and longitude of the mouth of the river Kovima; of the whole coast of the Tshutski, to East Cape; and of the islands in the eastern ocean, stretching to the American coast: London, A. Strahan, 3332 p.
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