2026-05-16T03:03:28.2Z38.837665557861-122.79199981692.1800000667572manualconfirmedUSGS0.98md1Origin/20260516030527.603725.39975Magnitude/20260516030527.603812.39976USGS6 km WNW of Cobb, CAregion namenccatalognc75361131contributorID