2026-05-21T11:49:13.34Z38.796165466309-122.723335266112.039999961853manualconfirmedUSGS0.91md1Origin/20260521115112.060322.31390Magnitude/20260521115112.060381.31391USGS3 km S of Cobb, CAregion namenccatalognc75366527contributorID