Tennessee Valley Authority

We are pleased to present our report for the period October 1, 2011, through March 31, 2012. The theme of our semiannual is "Managing Change," and our feature highlights the challenges with managing one particular change-the decision to increase the Tennessee Valley Authority's (TVA) reliance on...

We are pleased to present our report for the period March 31, 2012, through October 1, 2012. Once again our theme focuses on navigating risks faced by the Tennessee Valley Authority (TVA)-specifically, cyber security risk. Business leaders and government officials alike recognize the significant...

Power plants rely on operational technology (OT) to ensure the plants can run without disruption. Due to the high risks associated with threat events against OT, we performed an audit of the Tennessee Valley Authority’s (TVA) OT cybersecurity at a combined cycle plant. Our objective was to determine...

We audited costs billed to the Tennessee Valley Authority (TVA) by Universal Protection Service, LP dba Allied Universal Security Services (Allied) under Contract No. 16681 for nonnuclear security guard services. Our audit objective was to determine if costs billed were in compliance with the...

We performed an audit of costs billed to the Tennessee Valley Authority (TVA) by Modis, Inc. (Modis) for contract-to-hire services within TVA's Technology and Innovation organization under Contract No. 16781. Modis was to provide recruiting, staff augmentation, and hiring services to supplement TVA...

We performed an audit of costs billed to the Tennessee Valley Authority (TVA) by GE Hitachi Nuclear Energy Americas LLC (GEH) for nuclear steam supply system refueling and inspection outage services at TVA's Browns Ferry Nuclear Plant under Contract No. 10354. Our audit objective was to determine if...

The Tennessee Valley Authority (TVA) has two fixed wing aircraft (FWA) that are to be used for mission-related transportation and business travel. According to TVA Standard Programs and Processes (SPP) 32.041, Use of TVA Fixed Wing Aircraft, its FWA are to be used in support of TVA's mission and...

According to a nuclear industry peer organization, ensuring the right spare and replacement items are available when they are needed to support critical plant equipment is essential to minimizing equipment unavailability and optimizing generation. Nuclear Power Group Standard Programs and Processes...

We are pleased to present our report for the period October 1, 2023, to March 31, 2024. Serving in our oversight role, the Office of the Inspector General continues to identify risks to operations, ways to save or recover money, make recommendations to improve operations, and prevent and detect...

North American Electric Reliability Corporation (NERC) Emergency Preparedness and Operations (EOP) standard 011-2, was approved by the Federal Energy Regulatory Commission on August 24, 2021, with an effective date of April 1, 2023. EOP-011-2 includes a requirement to implement and maintain a cold...