2025-05-10T07:45:35.08Z37.9366683959961-121.9948348999029.52999973297119manualconfirmedUSGS1.38md1Origin/20250510074806.631457.182659Magnitude/20250510074806.631507.182660USGS4 km SSE of Concord, CAregion namenccatalognc75179231contributorID