2026-06-10T13:42:59.66Z38.519165039062-122.648834228525.1900000572205manualconfirmedUSGS1.77md1Origin/20260610134535.692305.10779Magnitude/20260610134535.692363.10780USGS9 km E of Larkfield-Wikiup, CAregion namenccatalognc75374236contributorID