2023-09-08T20:12:11.0000Z38.828335-122.8099981.49manualconfirmedIRIS0.61Md1Origin/20230908201548.807993.528445Magnitude/20230908201548.808049.528446IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73934791contributorID