Page 31 - (DK Eyewitness) Travel Guide 2017 - Alaska

A POR TR AIT OF ALASK A  29

Mount Augustine (2005) currently rises 4,025 ft (1,207 m)
above the waters of lower Cook Inlet. In early 2005, its
dramatic eruptions created ash clouds up to 7 miles
(11 km) high, disrupting aviation and shipping.
Novarupta (1912) was
the site of a cataclysmic Spurr
eruption. For two years, dust (1992)
in the upper atmo sphere Redoubt Anchorage
darkened skies through out (2009)
the northern hemisphere.
Katmai
(1912) Kenai
Peninsula
Mount Wrangell (1930)
IIiamna (1953)
Dillingham Gulf of
King Trident Fourpeaked (2006)
Salmon Alaska
(1953-63) Kodiak
Mageik
A l a s k a Penin sula Ukinrek (1977) Kodiak
B r i s t o l B a y
Martin
Island
Peulik
Amak (1796) Dutton Chiginagak (1971) 0 km 200 200
0 miles
(1931)
Makushin Fischer Aniakchak
(1995) Akutan Sand
(1992) Point Aleutian Trench
Cold Bay
Isanotski Mount Pavlof
Unalaska
Shishaldin (2004) (2007)
Fox Westdahl (1991)
Islands
Pacific
The Aleutian Trench marks
the zone where the Pacific Ocean
plate slides beneath the North
Aleutian Trench American plate.
Kodiak’s waterfront destroyed by the tsunami
after the 1964 earthquake
The 1964 Earthquake
On Good Friday, March 27, 1964,
the second strongest earthquake in
recorded history, measuring 9.2 on the
Richter scale, hit Southcentral Alaska.
Much of Anchorage, which rested on
alluvial silt, collapsed into the cracks in
the earth. Dramatic damage occurred
along 4th Avenue, where a bluff slumped
and the land slipped downhill. Around
Mount Veniaminof (2008) features a volcanic Valdez, the land sank about 4 ft (1.2 m)
vent surrounded by a crater about 20 miles (32 km) and destroyed the town, while the
in circum ference that contains a glacier. This very resulting tsunami destroyed much
active volcano has erupted several times in the of Valdez, Seward, and Kodiak.
early 21st century.

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