2026-08-27T18:01:08.46Z38.773498535156-122.728836059572.1500000953674manualconfirmedUSGS1.4md1Origin/20260827180345.634085.23368Magnitude/20260827180345.634148.23369USGS2 km E of The Geysers, CAregion namenccatalognc75426002contributorID