2023-07-20T06:39:55.0000Z38.776333-122.7581.39manualconfirmedIRIS0.45Md1Origin/20230721185337.807341.170464Magnitude/20230721185337.807397.170465IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73914851contributorID