2026-09-12T16:29:42.34Z38.836666107178-122.835334777831.87manualconfirmedUSGS0.51md1Origin/20260912163140.235958.55577Magnitude/20260912163140.23602.55578USGS10 km NW of The Geysers, CAregion namenccatalognc75434312contributorID