GEOLOGY

Detailed explanation-1: -Although both cities are highly developed, neither are fully outfitted to face a quake without shaking. Californians have long awaited the San Andreas Fault Line’s next victim-and the question has usually been, LA or San Fransisco?

Detailed explanation-2: -California is rated at “very high risk” for earthquakes by the Federal Emergency Management Agency. Many fault systems run throughout Los Angeles County which can lead to both surface and subsurface earthquakes of all sizes.

Detailed explanation-3: -More recently, the USGS shifted its focus to Southern California’s Grapevine area north of Los Angeles, where major quakes have occurred on average every 100 years. The last major tremblor to strike the Grapevine area was more than 160 years ago, jolting the earth along a shocking 185 miles of the San Andreas fault.

Detailed explanation-4: -On January 17, 1994, an earthquake rocks Los Angeles, California, killing 54 people and causing billions of dollars in damages. The Northridge quake (named after the San Fernando Valley community near the epicenter) was one of the most damaging in U.S. history.

Detailed explanation-5: -1. California The seismic activity in California is widely known, and high-hazard areas cover large sections of the state, including the San Francisco Bay area, Los Angeles, and San Diego. The San Andreas Fault has caused some of the most notable earthquakes in recent memory.