2026-04-06T13:52:34.89Z37.451168060303-120.0664978027310.010000228882manualconfirmedUSGS2.3md1Origin/20260406135425.696161.155963Magnitude/20260406135425.696227.155964USGS10 km WSW of Mariposa, CAregion namenccatalognc75339832contributorID