Residents of a suburban East Bay community have spent the past 10 days dealing with a jarring trend — not repeated rain storms or the end of baseball season. Earthquakes. Lots of them.

Since Nov. 9 there have been 83 earthquakes in a roughly 1-mile radius around the town of San Ramon. The earthquakes, which geologists call a swarm, are small, ranging in size from .6 magnitude to 3.8.

Six, including one Monday night at 10:47 pm were 3.0 or above — generally large enough for most people to feel. Residents have definitely noticed, leaving some to wonder if a bigger quake is on the way.

“You just don’t know when the next one’s going to come” said Nita Jain, who was helping her children get ready for bed during Monday’s shaker. “You just hope that the house holds up.”

Normally, earthquake s

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