California is expanding an early earthquake warning system that could give people as long as a minute to prepare for a disaster. McClatchy Courtesy U.S. Geological Survey
California is expanding an early earthquake warning system that could give people as long as a minute to prepare for a disaster. McClatchy Courtesy U.S. Geological Survey

Six earthquakes reported in one day off Pacific Coast, west of Ferndale

September 22, 2017 02:32 PM