U.S. Geological Survey Photographic Library
ID. Plafker, G. 36Click on photo for higher resolution. Loma Prieta, California, Earthquake October 17, 1989. Crack system near Summit Road, half a mile southwest of Highway 17. View is northwest. A wide zone of dominantly extensional cracks passes several feet in front of the house. Figure 10-A, U.S. Geological Survey Circular 1045. Image file: /htmllib/batch89/batch89j/batch89z/pla00036.jpg |