2023-09-05T19:38:30.0000Z38.807667-122.8146673.37manualconfirmedIRIS1.17Md1Origin/20230905194139.95328.505181Magnitude/20230905194139.953331.505182IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73933466contributorID