Tennessee Valley Authority OIG

At the request of the Tennessee Valley Authority’s (TVA) Supply Chain, we examined the cost proposal submitted by a contractor for (1) outage and supplemental maintenance and modification services and (2) support services at TVA’s nuclear plants. Our examination objective was to determine if the...

The Tennessee Valley Authority (TVA) owns and operates more than 16,400 miles of transmission lines to deliver electricity to 10 million people in the Tennessee Valley. TVA has delivered 99.999 percent reliability since the year 2000 and continued investment in its transmission system helps TVA meet...

The Federal Information Security Modernization Act of 2014 (FISMA) requires each agency’s Inspector General 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 determine the...

We performed an audit of the costs billed to the Tennessee Valley Authority (TVA) by Johnson Service Group, Inc. (JSG) under Contract No. TVA‑04012020‑125806 for noncraft staff augmentation services. Our audit objective was to determine if the costs billed to TVA by JSG were in accordance with the...

The Tennessee Valley Authority’s (TVA) Supply Chain organization enters into blanket contracts with vendors to support TVA goals and lower total costs to TVA. Blanket contracts are defined as open-scope contracts under which TVA may place multiple orders for designated products or services over a...

The Tennessee Valley Authority (TVA) has developed a dam safety program to protect lives and property by ensuring that structures within the program are designed, constructed, and maintained as safely and reliably as practicable. This program applies to dams, dikes, impoundments, levees, water...

The Office of the Inspector General conducted an audit of TVA’s cloud inventory due to the Tennessee Valley Authority’s (TVA) increased use of cloud services. Our objective was to determine if TVA maintained an accurate and complete cloud inventory. Although we determined TVA’s (1) defined processes...

The Office of the Inspector General conducted an evaluation to determine if fire‑protection and ammonia safety systems at TVA coal plants were being properly maintained and identified issues were being addressed. We determined ammonia systems were being properly maintained and identified issues were...

As part of our annual audit plan, we performed an audit of costs billed to the Tennessee Valley Authority (TVA) by Terracon Consultants, Inc. (Terracon) for geotechnical and hydrogeological site investigations and groundwater quality monitoring services under Contract No. 15087. Our audit objective...