2023-12-31T16:58:08.13Z38.7948341-122.79916380.13manualconfirmedUSGS1.1md1Origin/20231231170022.065091.111892Magnitude/20231231170022.065144.111893USGS4 km WNW of The Geysers, CAregion namenccatalognc73983431contributorID