2025-12-22T05:57:50.52Z36.7853317260742-121.4033355712894.01999998092651manualconfirmedUSGS1.35md1Origin/20251222055942.553719.21955Magnitude/20251222055942.553781.21956USGS5 km SW of Ridgemark, CAregion namenccatalognc75284581contributorID