MORAGA, Calif. -- A minor earthquake shook an area east of Oakland on Wednesday night and there were no immediate reports of damage or injuries.

The magnitude-3.2 quake struck at 10:38 p.m. PDT about 8 miles east of Oakland, according to a preliminary report from the US Geological Survey.

The quake was centered southeast of Moraga, but it was felt as far away as Foster City on the peninsula.