Earthquake Hazards and Damage -Ground Motion -Ground Failure -Tsunamis -Fire/Infrastructure.

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Presentation transcript:

Earthquake Hazards and Damage -Ground Motion -Ground Failure -Tsunamis -Fire/Infrastructure

Northridge, California Earthquake January 17, 1994 Magnitude 6.7 Ground Motion

Loma Prieta earthquake, October 17, 1989 Oakland, California Magnitude: 6.9

Armenian Earthquake December 7, 1988 Spitak, Armenia Magnitude 6.9

1985 Mexico City: Steel Frame Building

1985 Mexico City

1985 Mexico Railroad System

San Francisco, CA, October 18, 1989 Loma Prieta earthquake Magnitude 6.9

Izmit (Kocaeli) earthquake, August 17, 1999 Izmit, Turkey Magnitude 7.4

Imperial Valley, California, Earthquake October 15, 1979 Magnitude 6.5 Ground failure

Motagua, Guatemala February 4, 1976 Magnitude 7.5

Government Hill School, March 27, 1964 Anchorage, Alaska Magnitude 9.2

El Salvador January 13, 2001 Magnitude 7.6

Puget Sound, Washington May 2, 1996 Magnitude 5.3

Alaska Earthquake March 27, 1964 Magnitude 9.2

Niigata, Japan June 16, 1964 Magnitude 7.4

Great Alaska Earthquake March 28, 1964 Valdez, Alaska Magnitude 8.4 Fire

Alaska Earthquake March 28, 1964 Whittier, Alaska Magnitude 9.2 Tsunami

Flores Island, Indonesia September 1, 1992 Magnitude 7.0

Tectonic Setting USGS

Main shock and aftershocks ~1200 km of the plate boundary moved, max. displacement ~ 15 m (?, preliminary est.)

Earthquake and Tsunami Damage, Banda Aceh, Sumatra

Earthquake and Tsunami Damage, Sri Lanka

Tsunami wave trough, Sri Lanka coast

Tsunami wave, Sri Lanka; note strong current

Banda Aceh, Sumatra, before tsunami

Banda Aceh, Sumatra, after tsunami Also: