2026-08-13T20:33:58.37Z38.789001464844-122.733665466311.789999961853manualconfirmedUSGS0.75md1Origin/20260813203610.578675.366334Magnitude/20260813203610.578737.366335USGS2 km ENE of The Geysers, CAregion namenccatalognc75417717contributorID