USGS Reports Magnitude 5.7 Earthquake in Northern California

Tomislav Zivkovic/iStock/Thinkstock(FERNDALE, Calif.) — The United States Geological Survey reported a magnitude 5.7 earthquake in northern California on Wednesday afternoon.

The quake was centered just offshore, about 25 miles southwest of Ferndale, says the USGS. The tremor was focused about 10 miles underground.

According to the Northern California Earthquake Data Center, there is a 40-percent likelihood of an aftershock magnitude five or larger in the next seven days. Between 20 and 50 smaller aftershocks are expected in that same time period.

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