2023-09-06T03:32:51.0000Z38.432-122.4589.07manualconfirmedIRIS2.33Md1Origin/20230906050911.430442.508533Magnitude/20230906050911.430511.508534IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73933551contributorID