2026-04-01T18:38:42.69Z38.016498565674-122.396003723154.0500001907349manualconfirmedUSGS1.34md1Origin/20260401184047.747279.91851Magnitude/20260401184047.747344.91852USGS6 km WNW of Bayview-Montalvin, CAregion namenccatalognc75337157contributorID