For many Bay Area residents, Monday morning began with a rude jolt.

A 4.3 magnitude earthquake centered beneath Berkeley, California, rattled windows and woke up thousands of people across the densely populated Northern California region at 2:56 a.m., according to reports from the U.S. Geological Survey.

The earthquake along the Hayward Fault, which runs beneath much of the Bay Area, didn’t cause significant damage, based on initial reports.

According to the intensity scale that earthquake scientists use, the shaking from Monday morning’s temblor was considered light. That scale describes such an earthquake as causing almost no damage, though it might have felt to many like a “heavy truck striking a building,” said Angela Lux, a scientist at the Berkeley Seismology Lab.

“People don’t l

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