2024-12-06T20:01:06.78Z40.2888333333333-124.5108333333337.27manualconfirmedUSGS4.04mw1Origin/20241208203416.238923.88898Magnitude/20241208203416.238973.88899USGS20 km W of Petrolia, CAregion namenccatalognc75097986contributorID