4.0 Magnitude Quake Rattles San Francisco

For those who just felt the earth shake in Northern California, the U.S. Geological Survey says there was a 4.0 magnitude temblor in the “San Francisco bay area” at 5:33 a.m. local time (8:33 a.m. ET).

There’s no word yet on whether there was much, if any, damage.

The USGS says the quake was centered about 1 mile from El Cerrito, Calif.

Earlier today, a 6.1 magnitude quake was felt in Argentina. It was not in an heavily populated area.

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