Tennessee Valley Authority

The Office of the Inspector General conducted an organizational effectiveness review of Paradise Fossil Plant (PAF) to identify operational and cultural strengths and risks that could impact PAF’s organizational effectiveness. Our report identified strengths related to (1) organizational alignment,...

As part of our annual audit plan, we audited the tool controls at Sequoyah Nuclear Plant (SQN). Our audit objective was to determine if SQN is in compliance with the Tennessee Valley Authority’s (TVA) Nuclear Power Group Business Practice 226 (BP-226), Tool and Equipment Accountability. In summary...

The Office of the Inspector General audited TVA’s internal controls in place to prevent, detect, and report unauthorized access and disclosure of human resource (HR) system Personally Identifiable Information (PII). We found TVA has weaknesses in its internal controls to prevent and detect...

The Federal Information Security Modernization Act of 2014 (FISMA) requires each agency’s Inspector General (IG) to conduct an annual independent evaluation to determine the effectiveness of the information security program (ISP) and practices of its respective agency. Our objective was to evaluate...

We performed an evaluation to determine whether demolition and decontamination activities at Widows Creek Fossil Plant (WCF) (1) adhered to safety principles found in the TVA Decommissioning, Deactivation, Decontamination, and Demolition (D4) Program Guide and (2) complied with selected safety...

The TVA Office of the Inspector General (OIG) meets a legal requirement to report to Congress on the office's results twice a year through its Semiannual Report to Congress (SAR). In this semiannual period, the TVA OIG audit, evaluation and investigative work identified approximately $64 million in...

In keeping with its responsibilities under the Inspector General Act of 1978, as amended, the OIG monitored the audit of TVA's fiscal year 2018 financial statements performed by Ernst and Young LLP (EY) to assure their work complied with Government Auditing Standards. Our review of EY's work...

The Office of the Inspector General audited TVA’s controls in place to prevent, detect, and respond to ransomware incidents. In summary, we found TVA management generally has appropriate controls in place to prevent, detect, and respond to a ransomware incident. However, for one selected system, we...

The Office of Inspector General (OIG) performed procedures that were requested and agreed to by Tennessee Valley Authority (TVA) management solely to assist management in determining the validity of the Winning Performance/Executive Annual Incentive Plan (WP) Measures for fiscal year (FY) ended...

In March 2018, we completed Audit 2017-15470, TVA’s Fixed-Wing Aircraft. As a result of the audit findings and public interest, we initiated an audit to determine if similar issues existed with TVA’s helicopter usage. Our audit objective was to determine whether TVA’s use of its helicopter fleet is...