2023-03-31T03:00:40.0000Z38.815-122.82252.37manualconfirmedIRIS1.39Md1Origin/20230331223433.866685.17503Magnitude/20230331223433.866737.17504IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73864690contributorID