2026-03-14T10:38:32.63Z40.306499481201-124.4690017700212.539999961853manualconfirmedUSGS3.15ml1Origin/20260314104103.873637.113506Magnitude/20260314104103.873801.113507USGS16 km W of Petrolia, CAregion namenccatalognc75327252contributorID