2025-09-11T05:43:14.5Z40.2953338623047-124.5940017700217.7099990844727manualconfirmedUSGS2.46md1Origin/20250911054509.483253.518573Magnitude/20250911054509.483307.518574USGS26 km W of Petrolia, CAregion namenccatalognc75236227contributorID