It's 19% for a magnitude 4 or higher, 2% for a magnitude 5 and above, and less than 1% for a magnitude 6 or 7 earthquake. The Malibu area quake struck around 7:28 a.m. at a depth of nearly six miles.

When aftershock data is available, the corresponding maps and charts include earthquakes within 100 miles and seven days of the initial quake. All times above are Eastern. Shake data is as of ...

When aftershock data is available, the corresponding maps and charts include earthquakes within 100 miles and seven days of the initial quake. All times above are Pacific time. Shake data is as of ...