2023-08-27T08:56:04.0000Z40.7265-125.04016714.37manualconfirmedIRIS2.7Md1Origin/20230829181959.288906.456733Magnitude/20230829181959.288953.456734IRISOFF COAST OF NORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73929866contributorID