2025-03-11T18:01:48.47Z38.8283333333333-122.7918333333331.58manualconfirmedUSGS2.57md1Origin/20250311212152.346022.104881Magnitude/20250311212152.34608.104882USGS6 km WNW of Cobb, CAregion namenccatalognc75147146contributorID