2026-09-21T22:27:42.37Z38.842498779297-122.823669433591.62manualconfirmedUSGS0.22md1Origin/20260921223007.494346.117459Magnitude/20260921223007.494407.117460USGS9 km WNW of Cobb, CAregion namenccatalognc75439682contributorID