2023-09-23T11:56:55.22Z38.8146667-122.83016971.6manualconfirmedUSGS0.73md1Origin/20230923115845.736683.631599Magnitude/20230923115845.736737.631600USGS8 km WNW of The Geysers, CAregion namenccatalognc73940671contributorID