2025-12-13T20:59:07.7Z37.1553344726562-121.5438308715825.13000011444092manualconfirmedUSGS1.35md1Origin/20251213210202.329495.220493Magnitude/20251213210202.329545.220494USGS10 km NE of San Martin, CAregion namenccatalognc75279281contributorID