2026-09-13T00:29:09.45Z38.469665527344-122.404830932627.7699999809265manualconfirmedUSGS1.03md1Origin/20260913003110.983303.57825Magnitude/20260913003110.983366.57826USGS7 km ESE of St. Helena, CAregion namenccatalognc75434607contributorID