2026-09-07T03:43:55.15Z38.855167388916-122.846664428712.3399999141693manualconfirmedUSGS0.73md1Origin/20260907034618.177246.14728Magnitude/20260907034618.177307.14729USGS11 km WNW of Cobb, CAregion namenccatalognc75430962contributorID