2026-03-19T11:23:43.66Z38.836833953857-122.785003662111.26manualconfirmedUSGS0.75md1Origin/20260319112525.148358.164729Magnitude/20260319112525.148442.164730USGS6 km WNW of Cobb, CAregion namenccatalognc75330017contributorID