2023-04-11T17:40:43.0000Z38.834499-122.802172.1manualconfirmedIRIS1.09Md1Origin/20230411174344.449538.4020Magnitude/20230411174344.449605.4021IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73870795contributorID