Earthquakes reported off Northern California coast, including M5.7 shaker

Five earthquakes, including a magnitude 5.7 tremor, were reported off the Northern California coast near Humboldt County and Del Norte County. The quakes occurred between 3:53 a.m. and 8:51 a.m., with the largest centered 100 miles west of Crescent City and others near Petrolia along the Mendocino Fault Zone.