2026-09-16T09:06:57.84Z38.856498718262-122.847999572750.6700000166893manualconfirmedUSGS0.97md1Origin/20260916090849.313398.80497Magnitude/20260916090849.31346.80498USGS11 km WNW of Cobb, CAregion namenccatalognc75436477contributorID