Add Yahoo as a preferred source to see more of our stories on Google. Danville, seen here in 2023, is near the northern end of the Calaveras Fault, which caused Sunday's swarm of small earthquakes.
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A little-known fault caused the East Bay's earthquake swarm. Here's what it's capable of
On Sunday morning, the East Bay experienced an earthquake swarm: what one scientist called a unique pattern or "staccato" of dozens of temblors clustered in San Ramon, topping off at magnitude 3.8.
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