2026-09-06T13:31:22.24Z38.848834991455-122.846832275391.3200000524521manualconfirmedUSGS0.93md1Origin/20260906133301.582059.11682Magnitude/20260906133301.582119.11683USGS11 km WNW of Cobb, CAregion namenccatalognc75430672contributorID