2025-09-20T06:13:42.72Z38.7943344116211-122.7233352661132.26manualconfirmedUSGS0.78md1Origin/20250920061538.14852.602511Magnitude/20250920061538.148574.602512USGS3 km SSW of Cobb, CAregion namenccatalognc75239812contributorID