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Texas Nodal Market Implementation Program Update

Texas Nodal Market Implementation Program Update. Jerry Sullivan. Overall program status remains amber. Quality. Nodal Delivery. Cost. Schedule. Scope / Quality. Schedule. Cost. Green. Amber. Amber. Red. Summary.

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Texas Nodal Market Implementation Program Update

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  1. Texas Nodal Market ImplementationProgram Update Jerry Sullivan Monthly Board of Directors Meeting

  2. Overall program status remains amber Quality Nodal Delivery Cost Schedule Scope / Quality Schedule Cost Green Amber Amber Red Summary Test results are being managed in Quality Center and results are being used to track defects for resolution. Reports being published weekly to http://nodal.ercot.com Currently forecasting to be above the 10% threshold. Additional support charges, finance charges, and contingency may be required. Preparing for Fee-Case in Feb re: budget requirements. Issues around the MMS delivery schedule, infrastructure constraints and integration (including importing and exporting of the Network Model) are greatest threats to project schedule at this time Currently fully aligned with protocols. Working with TPTF to maintain alignment Legend Current product quality is not sufficient for Nodal launch Program is not aligned to protocols Estimate at Complete = >$263m + 10% Red Go-live = >30 days+ Most Nodal products currently achieve quality standards Program is aligned to previous protocol version Amber Estimate at Complete = < $263m + 10% Go-live = <30 days+ Program is aligned with current protocols All Nodal products currently achieve quality standards Green Estimate at Complete = <$263m Go-live = 12/1/08 Texas Nodal Program Update

  3. Focus to date has been on requirements coverage of the Protocols; Now additional focus on testing artifacts Quality Center Requisite Pro Approved Test Cases Approved Requirement Documents Approved Use Cases Approved Test Scripts Test Results Protocols 430 Use Cases 1,916 Test Scripts 1,176 Passed Test Scripts 1,729 subsections 7,030 Test Cases 3,495 requirement statements Testing coverage as defined in Quality Center: Pass • We have coverage of the protocols • We are fully aligned with the intent of the transition plan, the protocols, and the Commission order, however we may defer items with consultation with TPTF. • We are undergoing a diligent effort to ensure that quality is tracked, reported, analyzed, and resolved • In essence, testing is “under control” Fail Fail Pass Pass Pass Pass Pass Texas Nodal Program Update

  4. EDS Schedule Update Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Issues Achievements • Alarms Processing • Point to Point Checkout • Almost complete: 99% complete with P2P, with 1% error rate EDS 1 • State Estimator & Telemetry Stds Verification • Network Model Verification • Delays in NMMS FAT impact ability to start EDS 2 Release 4 (Network Model Verification) • Lack of combined cycle data causing issues with State Estimator tuning • SE tuning progressing in the right direction • SE convergence rate at 50 MW tolerance EDS2 • Working to resolve hardware, software and MP data issues that are impacting ability to prove reasonableness of LMPs • SCED /LMPs Posting • LFC Testing • CRR • LMPs being published to MPs through MIS • LFC FAT testing on track to start LFC Trials EDS 3 • DAM /RUC Testing • Settlements • MMS and Web Services testing on track to meet 1/15/2008 milestone for starting EDS 4 (DAM / RUC testing) • CIM integration between EMS, MMS and NMMS remains the biggest threat to EDS 4 success EDS 4 2007 2008 Today Nodal Market Go-Live • Schedule is difficult, there are risks, but they are relatively known. • TPTF, the Nodal Team, Market Participants are engaged. • Costs now are relatively known, with certain risks Texas Nodal Program Update

  5. Major risks to Go Live Texas Nodal Program Update

  6. Budget Update - Cost Element Summary Texas Nodal Program Update

  7. Budget Update – Project Summary Texas Nodal Program Update

  8. Questions Questions ?? ERCOT Nodal Market Transition 8 Texas Nodal Program Update Texas Nodal Program Update

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