2026-07-31T12:46:06.87Z38.771667480469-122.735168457031.0800000429153manualconfirmedUSGS1.87md1Origin/20260731124811.300486.14115Magnitude/20260731124811.300554.141162026-07-31T12:48:11.32901ZNorthern Californiaregion nameOrigin/20260731124811.300486.14115