Copyright Information: All images are in the public domain and available for free. If you use this image, credit NOAA/NGDC, D. Perkins, U.S. Geological Survey. |
View south on Webster Street in the Marina District. Sidewalk damage is the result of liquefaction of the land fill upon which the area was built. Note the upheaved section in background near pole. The manmade fill beneath the Marina was permanently deformed by liquefaction. Structures resting on the fill had to accommodate the deformation. Image Credit: D. Perkins. U.S. Geological Survey October 18, 1989 Loma Prieta USA earthquake and tsunami The magnitude 7.1 earthquake occurred near Loma Prieta in the Santa Cruz mountains. Movement occurred along a 40-km segment of the San Andreas fault from southwest of Los Gatos to north of San Juan Bautista. Event Data:
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