2026-10-15T13:27:32.18Z37.597999572754-121.66883087158-0.22manualconfirmedUSGS1.53md1Origin/20261015132958.220374.57316Magnitude/20261015132958.220436.57317USGS13 km SE of Livermore, CAregion namenccatalognc75449816contributorID