2025-09-18T05:55:40.33Z38.8308334350586-122.8151702880861.49manualconfirmedUSGS0.79md1Origin/20250918055744.888384.582170Magnitude/20250918055744.888439.582171USGS8 km NNW of The Geysers, CAregion namenccatalognc75239042contributorID