Notice of Clarification to Steam Generator Tube Integrity Event Reporting Guideline in NUREG-1022, “Event Reporting Guidelines 10 CFR 50.72 and 50.73”

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The U.S. Nuclear Regulatory Commission has made a clarification in the reporting guideline for serious steam generator tube degradation contained within Revision 2 to NUREG-1022, "Event Reporting Guidelines 10 CFR 50.72 and 50.73." The NRC will issue an errata to NUREG-1022, Revision 2. The purpose of this clarification is to ensure that the NRC receives timely notification of serious steam generator tube degradation.