2026-04-23T14:24:01.98Z38.83466720581-122.786499023441.8899999856949manualconfirmedUSGS1.38md1Origin/20260423142556.934074.87928Magnitude/20260423142556.934137.87929USGS6 km WNW of Cobb, CAregion namenccatalognc75350107contributorID