Following the 16 October 1999 7.1 Hector Mine earthquake, no earthquake larger than magnitude 6.0 occurred in southern California for nearly 20 yr. That lull came to an end with the occurrence of the 4 July 2019 6.4 earthquake at 22:40 UTC (10:33 a.m. local time). Located in a relatively sparsely populated part of the state, with most of its rupture within the China Lake Naval Air Weapons Station (NAWSCL) adjacent to the civilian town of Ridgecrest (population: 26,000), the earthquake was felt widely across most of southern California. Immediate response efforts were mounted to investigate...
Introduction to the Special Section on the 2019 Ridgecrest, California, Earthquake Sequence
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Susan E. Hough, Zachary E. Ross, Timothy E. Dawson; Introduction to the Special Section on the 2019 Ridgecrest, California, Earthquake Sequence. Bulletin of the Seismological Society of America 2020;; 110 (4): 1395–1399. doi: https://doi.org/10.1785/0120200201
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