2025-04-23T13:46:06.62Z38.0041656494141-121.7306671142584.82000017166138manualconfirmedUSGS1.71md1Origin/20250423134758.411094.54845Magnitude/20250423134758.411145.54846USGS2 km NW of Oakley, CAregion namenccatalognc75170246contributorID