2024-05-08T08:30:19.96Z36.8033332824707-121.3693313598634.9manualconfirmedUSGS1.63md1Origin/20240508083204.644655.6767Magnitude/20240508083204.644707.6768USGS1 km SSW of Ridgemark, CAregion namenccatalognc75003266contributorID