2021-05-18T14:13:47.0000Z38.834-122.8065032.37manualconfirmedIRIS0.83Md1Origin/20210518141654.311824.87053Magnitude/20210518141654.311877.87054IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73564185contributorID