2025-09-18T17:48:04.06Z40.3058319091797-124.4351654052739.43000030517578manualconfirmedUSGS2.36md1Origin/20250918175005.226154.586663Magnitude/20250918175005.226204.586664USGS13 km W of Petrolia, CAregion namenccatalognc75239222contributorID