2026-05-13T11:57:45.71Z38.8313331604-122.809501647951.960000038147manualconfirmedUSGS1.34md1Origin/20260513115934.225697.13311Magnitude/20260513115934.225759.13312USGS8 km W of Cobb, CAregion namenccatalognc75359946contributorID