Tennessee Valley Authority OIG

The OIG audited TVA's compliance with the North American Electric Reliability Corporation's (NERC) Critical Infrastructure Protection (CIP) standards for logical and physical access for systems and locations that are considered high risk assets under NERC CIP standards. We found TVA was within the...

As part of our annual audit plan, the OIG audited costs billed to the Tennessee Valley Authority (TVA) by CSX Transportation, Inc. (CSXT) for the transportation of coal from various coal mines and blending facilities to the Bull Run Fossil Plant (BRF) under contract numbers 65133, 14474, 86072...

The OIG audited the physical and logical network architecture at a TVA location and found (1) TVA management used proven best practices in the design of the physical and wireless corporate networks; (2) the network was appropriately architected; and (3) the cable plant was installed in a neat and...

At the request of the Tennessee Valley Authority (TVA) Supply Chain, the OIG examined a cost proposal submitted by a company for construction services for TVA bottom ash dewatering facilities. Our objective was to determine if the company's cost proposal was fairly stated for a planned $100 million...

At the request of the Tennessee Valley Authority (TVA) Supply Chain, the OIG examined the cost proposal submitted by a company for engineering and management services for hydroelectric power train and associated systems. Our objective was to determine if the company's cost proposal was fairly stated...

At the request of the Tennessee Valley Authority (TVA) Supply Chain, the OIG examined the cost proposal submitted by a company for construction services for TVA bottom ash dewatering facilities. Our objective was to determine if this company's cost proposal was fairly stated for a planned $100...

The Tennessee Valley Authority (TVA) vendor management system is a cloud based system physically located away from TVA facilities and outsourced to a third party. The OIG audited the vendor management system to assess the (1) data processing and application controls to ensure data integrity and...

At the request of the Tennessee Valley Authority's (TVA) Supply Chain, we examined the cost proposal submitted by a contractor for non-nuclear modification and supplemental maintenance services and technical support services. Our objective was to determine if the cost proposal was fairly stated for...

The OIG analyzed the metrics and associated maturity levels defined within the Fiscal Year (FY) 2016 Inspectors General (IG) Federal Information Security Modernization Act of 2014 (FISMA) Reporting Metrics and found TVA's maturity levels for the five cybersecurity functional areas ranged from level...

At the request of the Tennessee Valley Authority's (TVA) Supply Chain, we examined the cost proposal submitted by a contractor for nuclear modifications, outage and supplemental maintenance, and technical support services at TVA's three operating nuclear plants. Our examination objective was to...