2025-08-23T00:39:39.87Z38.8330001831055-122.8154983520511.63manualconfirmedUSGS1.1md1Origin/20250823004140.298337.336393Magnitude/20250823004140.298389.336394USGS8 km NNW of The Geysers, CAregion namenccatalognc75227487contributorID