2025-08-04T03:49:47.08Z38.8388333333333-122.8223333333331.96manualconfirmedUSGS0.37md1Origin/20250804190541.342561.148388Magnitude/20250804190541.342613.148389USGS9 km WNW of Cobb, CAregion namenccatalognc75218842contributorID