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All Reports

Review of TVA's Environmental Performance Results

Report Number
2007-11402

This review was the fourth in a series of reviews that will benchmark TVA's performance in key areas and answer the question, "How is TVA doing in regard to environmental performance." In conducting this review we: (1) assessed environmental performance, including key performance measures and, (2) evaluated TVA's performance relative to available benchmark information, and (3) identified key management challenges that could affect how successful TVA is in achieving these strategic objectives.

Audit

Contract for Geotechnical Services

Report Number
2009-12878

We performed an audit $3.3 million in payments made by TVA to a contractor for geotechnical services between January 2003 and July 15, 2009.

Audit

Peer Review of the Stability Analysis of Dike C at the Kingston Fossil Plant

Report Number
2009-12910-01

TVA Office of the Inspector General retained Marshall Miller & Associates, Inc. (Marshall Miller) to conduct a peer review of the report entitled "Report of Geotechnical Exploration and Slope Stability for Dike C," prepared by Stantec Consulting Services, Inc. (Stantec) of Lexington, Kentucky. In summary, it is Marshall Miller's opinion that Stantec generally performed a reasonable scope of investigation for the portion of Dike C covered in its report and applied appropriate investigative methods and evaluation techniques.

Audit

Review of a contractor's tool program for WBN Unit 2 construction project

Report Number
2009-12968

We reviewed a contractor's tool program for the Watts Bar Nuclear plant (WBN) Unit 2 construction project. Our objective was to assess the procedures and key control activities used to track and account for tools used in the Watts Bar Nuclear (WBN) Unit 2 construction project. Our review of the WBN Unit 2 tool program determined the contractor's inventory controls were not functioning as intended. Currently, there are significant weaknesses related to tools inventory, checked-out tools, and tools received but not entered into the system processes.

Audit

Distributor Review of Electric Power Board (Chattanooga)

Report Number
2009-12593

The OIG performed a review of the City of Chattanooga Electric Power Board (Chattanooga) which is based in Chattanooga, Tennessee and a distributor of TVA power. Our review of Chattanooga found issues involving customer classification and metering that could impact (1) the proper reporting of electric sales and (2) nondiscrimination in providing power to members of the same rate class. In addition, we found Chattanooga had more than enough cash on hand to cover planned capital projects and provide a cash reserve of about 13 percent.

Audit

Contract for Power System Optimization Project Assistance

Report Number
2009-12558

We audited $9.5 million of costs billed to TVA by a contractor for providing assistance in implementing a Power System Optimization Project. In summary, we found the contractor had overbilled TVA $234,406 including (1) $227,763 in overstated subcontractor costs and (2) $6,643 in unsupported subcontractor costs.

Audit

Contract for Diving Services

Report Number
2009-12840

We performed an audit of $19.1 million in costs billed to TVA by a contractor for diving services between November 2003 and September 2009. In summary, we determined TVA paid $643,700 in inflated labor costs. Summary Only

Audit

Contract for Supply of Ammonia and Urea

Report Number
2009-12670

We audited $59.5 million of costs billed to TVA by a contractor for the supply of ammonia and urea for TVA's Selective Catalytic Reduction systems. In summary, we found TVA (1) overpaid the contractor $188,231 due to invoice payment errors and the contractor's use of incorrect unit prices, (2) paid $12.4 million for certain charges that could not be validated because of inadequate or missing compensation provisions, and (3) site personnel at a certain fossil plant processed payments for ammonia before the ammonia had been received.

Audit

Review of TVA Records Retention

Report Number
2008-11829

At the request of the Chief Executive Officer, we initiated a review of records retention policies and practices at TVA. The objectives of our review were to determine (1) whether records are being maintained in accordance with TVA policies and procedures and (2) if opportunities exist to improve records retention and disposal activities in light of office space consolidation initiatives.

Audit

Performance of Agreed Upon Procedures for CRS Green-E Energy Program CY 2009

Report Number
2010-13223

We completed agreed-upon procedures to assist the Center for Resource Solutions (CRS) in determining TVA's compliance with the annual reporting requirements of CRS' Green Pricing Accreditation Program for the year ended December 31, 2009. The required information on TVA's renewable energy initiative, "Green Power Switch," was provided to CRS. Summary Only

Audit