2026-02-20T05:33:25.15Z40.2765007019043-124.29233551025414.5200004577637manualconfirmedUSGS1.63md1Origin/20260220053507.059075.5051Magnitude/20260220053507.059135.5052USGS5 km S of Petrolia, CAregion namenccatalognc75316182contributorID