Alaska Science Forum: 110 years since the largest Alaska eruption

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To put the largest eruption in Alaska’s written history in context, Robert Griggs pondered what might have happened if the volcano that erupted in summer of 1912 was located on Manhattan Island rather than the Alaska Peninsula.

“In such a catastrophe all of Greater New York would be buried under ten to fifteen feet of ash and subjected to unknown horrors from hot gases. The column of steam and ash would be plainly visible beyond Albany (150 miles away) … Explosions would be heard as far as Atlanta and St. Louis.

“The fumes would sweep over all the states east of the Rocky Mountains. In Denver they would tarnish

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