Ross et al. The 2019 Ridgecrest Earthquakes were California's biggest in more than 20 years. Contributed by CI 5 last updated 2019-07-06 03:24:58 (UTC) The data below are the most preferred data available The data below have NOT been reviewed by a scientist. They found that ruptures of a few larger, but many smaller, faults occurred during both earthquakes. (Photo credit: Ken Hudnut, USGS.) August 02, 2019.

California Geological Survey and USGS with National Guard and Navy personnel view road damage associated with the magnitude 7.1 event. mapped the slip sequences during the magnitude 6.4 and 7.1 earthquakes that shook the region. Over the past 40 years, prior to the July 4th event, 8 other M5+ earthquakes have occurred within 50 km of the July 6th, 2019 earthquake. The period of seismic quiescence in Southern California was rudely interrupted by the Ridgecrest earthquake sequence in July 2019. The Recent Earthquakes near Ridgecrest, California.

The largest of these was a M 5.8 event on September 20, 1995, just 3 km to the west of today’s event, which was felt strongly in the China Lake-Ridgecrest area, and more broadly from Los Angeles to Las Vegas. The Ridgecrest sequence calls for rethinking …