2026-09-10T05:30:35.78Z38.851501464844-122.849166870121.1599999666214manualconfirmedUSGS0.69md1Origin/20260910053233.287041.36770Magnitude/20260910053233.287101.36771USGS11 km WNW of Cobb, CAregion namenccatalognc75433022contributorID