2025-08-16T23:54:07.82Z38.8058319091797-122.7969970703123.75manualconfirmedUSGS1.5md1Origin/20250816235642.551894.264724Magnitude/20250816235642.551948.264725USGS5 km NW of The Geysers, CAregion namenccatalognc75224817contributorID