Overview
- Two magnitude 3.7 earthquakes struck at 9:38 and 9:39 a.m., according to the USGS.
- Additional quakes at 9:41 a.m. registered magnitudes 3.0 and 2.9.
- The sequence was centered about 2 miles southeast of San Ramon in the East Bay.
- One of the 3.7 events originated roughly 5.7 miles deep based on preliminary data.
- Residents reported noticeable shaking and small items falling, and no structural damage had been reported.