About 55 earthquakes a day – 20,000 a year – are recorded by the National Earthquake Information Center. Most are tiny and barely noticed by people living where they happen. But some are strong enough ...
When an earthquake occurs, authorities give the public an idea of the quake's power by listing its magnitude and intensity.
The last significant North Coast quake was just over a year ago. On Dec. 5, 2024, a M7.0 earthquake struck offshore of Cape Mendocino. A little less than two years earlier, the Dec. 20, 2023, M6.4 ...