2024-08-19T21:36:38.41Z40.3056666666667-124.61183333333313.43manualconfirmedUSGS1.75md1Origin/20240820052221.149774.253729Magnitude/20240820052221.149832.253730USGS28 km W of Petrolia, CAregion namenccatalognc75050646contributorID