2026-04-09T13:18:13.96Z38.836666107178-122.808998107913.2799999713898manualconfirmedUSGS0.73md1Origin/20260409132004.001004.191562Magnitude/20260409132004.001064.191563USGS8 km WNW of Cobb, CAregion namenccatalognc75341607contributorID