2025-12-04T13:07:45.09Z40.377166748046903-125.4718322753918.60000038146973manualconfirmedUSGS2.81md1Origin/20251204130954.008752.134859Magnitude/20251204130954.008806.134860USGS101 km W of Petrolia, CAregion namenccatalognc75274241contributorID