Three earthquakes struck near Eureka and off the Northern California coast Saturday morning, according to the United States Geological Survey.
The first, measured at a preliminary 4.7 magnitude, struck at around 8:26 a.m. around 18 miles south southwest of Eureka, USGS reported.
The second, which happened a little over an later at 9:36 a.m., struck off the coast and measured a preliminary 3.7 magnitude. It was centered around 71 miles west southwest of Eureka and around 61 miles west of Petrolia.
Then, at 10:16, the third struck almost 24 miles south southwest of Eureka and around 9 miles southwest of Ferndale. It's been measured at a preliminary magnitude of 4.2.
No other information was immediately available.
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