2025-09-15T16:35:51.73Z38.8160018920898-122.7978363037112.26manualconfirmedUSGS1.05md1Origin/20250915163812.791919.557163Magnitude/20250915163812.791971.557164USGS6 km NNW of The Geysers, CAregion namenccatalognc75238077contributorID