2023-05-21T12:50:05.0000Z38.838165-122.8361660.56manualconfirmedIRIS1.06Md1Origin/20230521125330.31875.415466Magnitude/20230521125330.318807.415467IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73890771contributorID