2026-08-30T12:07:08.6Z38.837501525879-122.786163330081.76manualconfirmedUSGS0.7md1Origin/20260830120945.817301.39571Magnitude/20260830120945.817369.39572USGS6 km WNW of Cobb, CAregion namenccatalognc75427202contributorID