Why epicenter of 3.9 earthquake between Hayward, Calaveras fault lines is significant
From Napa to Santa Cruz, people felt the jolt of a 3.9 earthquake Monday. The epicenter was near Dublin on the Calaveras ...
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California’s largest earthquake of the year just struck. Here’s how the top 10 compare
The magnitude 5.2 quake’s epicenter was between the south ... “While scientists can monitor fault lines and detect patterns of seismic activity, they cannot predict exact earthquakes reliably ...