2026-08-18T18:52:47.37Z38.836166381836-122.80566406252.1900000572205manualconfirmedUSGS0.74md1Origin/20260818185452.371341.426140Magnitude/20260818185452.371402.426141USGS7 km WNW of Cobb, CAregion namenccatalognc75420752contributorID