2026-02-21T17:22:56.03Z38.8228333333333-122.7836666666671.96manualconfirmedUSGS4.15mw1Origin/20260221214802.674265.20407Magnitude/20260221214802.67432.20408USGS5 km W of Cobb, CAregion namenccatalognc75316827contributorID