2026-06-02T07:37:46.3Z38.847332000732-122.8351669311511.909999847412manualconfirmedUSGS0.83md1Origin/20260602073931.556974.34665Magnitude/20260602073931.557033.34666USGS10 km WNW of Cobb, CAregion namenccatalognc75369586contributorID