2024-06-02T13:05:58.05Z37.9305000305176-121.83000183105517.2800006866455manualconfirmedUSGS2.49md1Origin/20240602130738.607144.190725Magnitude/20240602130738.607195.190726USGS9 km SSW of Antioch, CAregion namenccatalognc75015062contributorID