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.
Alturas, California. Alturas (formerly, Dorris Bridge, Dorris' Bridge, and Dorrisville) is a city in and the county seat of Modoc County, California, United States. The population was 2,827 at the 2010 census. Alturas is located on the Pit River, east of the center of Modoc County, at an elevation of 4370 feet (1332 m). As the county seat, the town is a home to regional government offices, including a California Highway Patrol office and a state Department of Motor Vehicles office.