2021-12-21T03:18:38.0000Z40.448166-124.24400326.45manualconfirmedIRIS2.5Md1Origin/20211221032157.492651.522770Magnitude/20211221032157.492704.522771IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73666796contributorID