Tennessee Valley Authority OIG

At the request of the Tennessee Valley Authority's (TVA) Supply Chain, we audited Westinghouse Electric Company LLC's billed and estimated remaining material escalation costs under Contract No. 65717. In summary, we determined Westinghouse overbilled a net $26,917 in escalation costs and...

On Monday December 22, 2008, the ash containment area at the Kingston Fossil Plant failed. Approximately 5.4 million cubic yards of fly ash and bottom ash were released onto land and adjacent waterways. As part of the OIG's ongoing commitment to provide oversight of the Kingston ash spill cleanup...

In light of recent gas-related explosions in the utility industry, we conducted a review of Tennessee Valley Authority's (TVA) safety of gas line and gas plant operations. The objective of our review was to determine if TVA has taken appropriate steps to identify and mitigate risk associated with...

The WBN Unit 2 construction project has experienced significant schedule and cost overruns. The project was originally expected to be completed in October 2012 at a cost of just under $2.5 billion. However, TVA will not meet these targets. On April 5, 2012, TVA announced an additional $1.5 billion...

The OIG audited the electric system of Knoxville Utilities Board (KUB), a distributor based in Knoxville, Tennessee. The objective of the audit was to determine compliance with provisions of the power contract between TVA and KUB for the audit period July 2008 through June 2010. For fiscal year (FY)...

The OIG audited $15.4 million in costs billed to TVA by Pressure's On, Inc. (POI), for providing hydro blasting services at the Tennessee Valley Authority (TVA) locations, including $14.82 million in costs paid by TVA to POI as of January 16, 2009. In addition, the OIG reviewed $596,789 in costs for...

The OIG audited the electric system of Memphis Light, Gas, and Water Division (Memphis), a distributor based in Memphis, Tennessee. The objective of the audit was to determine compliance with provisions of the power contract between TVA and Memphis during the period January 2009 through December...

The OIG assessed whether TVA performed adequate analysis in its decision to implement a new expense management application. Auditors reviewed the analysis performed to make the decision to implement the application as of May 31, 2011, as well as other documentation supporting that decision. Auditors...

The OIG audited $35.7 million in costs billed to the Tennessee Valley Authority (TVA) by Trans-Ash, Inc. The contracts provided for Trans-Ash to perform(a) assistance in the off-site fly ash utilization project at Johnsonville Fossil Plant,(b) ash pond management services at Johnsonville Fossil...

The OIG completed agreed-upon procedures to assist the Center for Resource Solutions (CRS) in determining TVA's compliance with annual reporting requirements of the CRS Green Pricing Accreditation Program for the year ended December 31, 2011. The results of procedures applied to TVA's renewable...