2025-07-22T09:21:32.22Z36.7393341064453-121.3966674804699.65999984741211manualconfirmedUSGS1.6md1Origin/20250722092324.342711.10755Magnitude/20250722092324.342767.10756USGS9 km SSW of Ridgemark, CAregion namenccatalognc75213352contributorID