Earthquake Causes Tsunami Energy accumulates in the overriding plate until it exceeds the frictional forces between the two stuck plates. When this happens, the overriding plate snaps back into an unrestrained position.
Agoura Hills is a city in Los Angeles County, California. Its population was estimated to be at 20,843 in 2014, up from 20,537 at the 2000 census.
Castro Valley, Alameda County, California, United States road map, satellite view, street view, terrain map, photos... Castro Valley, CA is situated at 37.69Â° North latitude, 122.09Â° West longitude and 60 meters elevation above the sea level.