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RECLAMATION

RECLAMATION. Managing Water in the West. Power O&M Program Great Plains Region. Mid-West Electric Consumers Association Board of Directors Meeting. Michael Black, Regional Director Michael Maroncelli, Power Manager. Denver, CO December 11, 2018. FY 2018 Performance (GP Region)

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RECLAMATION

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  1. RECLAMATION Managing Water in the West Power O&M Program Great Plains Region Mid-West Electric Consumers Association Board of Directors Meeting Michael Black, Regional Director Michael Maroncelli, Power Manager Denver, CO December 11, 2018

  2. FY 2018 Performance (GP Region) • Peak Availability = 93.6% • Forced Outage Rate = 0.51% • Unit Availability = 81.43% • Net Generation = 3,254,362 MWh • FY 2017 Performance (GP Region) • Peak Availability = 86.98% • Forced Outage Rate = 0.59% • Unit Availability = 80.79% • Net Generation = 3,199,514 MWh, • 2016 - Net Generation = 2,811,171 MWh • 40 Year Average Net Generation = 2,808,297 MWh • 10 Year Average Net Generation = 2,822,223 MWh

  3. RECLAMATION Managing Water in the West POWER RAX PROJECTS • FY 2018 RAX Program Update • Completed Projects – (11 of 18) • Pole Hill Penstock Expansion Joint Replacement • Flatiron Penstock Coatings Repair • Flatiron High-Voltage Cable Tunnel Asbestos Abatement • Flatiron Unit 3 Protection Relay Replacement • Canyon Ferry Control Room Ceiling Replacement • Yellowtail Afterbay Automated Water Quality Monitoring • Yellowtail Powerplant Sump Pump Replacement • Glendo Dam Spillway Safety of Dams Modification

  4. RECLAMATION Managing Water in the West POWER RAX PROJECTS • FY 2018 RAX Program Update • Completed Projects • Kortes Powerplant Noise Controls • Seminoe Powerplant Noise Controls • Shoshone Powerplant Roof Replacement

  5. Flatiron Unit 3 Relay Replacement

  6. Yellowtail Sump Pump Replacement

  7. Shoshone Plant Roof Replacement - Before

  8. Shoshone Plant Roof Replacement - After

  9. Canyon Ferry Control Room Ceiling - Before

  10. Canyon Ferry Control Room Ceiling - After

  11. Noise Controls Turbine Pit Area - After

  12. RECLAMATION Managing Water in the West POWER RAX PROJECTS • MT ELBERT POWERPLANT REHABILITATION • CONTINUING WITH CONTRACTS FOR REDUCED SCOPE • 230kV Cable Testing – 2019, Hazardous • Shaft Seals – In Contracting • Crane – 2020 • CONTINUING WITH DESIGNS / SPECS • Protection Relay/Annunciator Replacement – 2020 • FACILITY RATINGS REVIEW – revealed issues with the withstand capabilities on the existing SFC breakers. • SFC BREAKER REPLACEMENT • RUNNER INSPECTION – revealed runner on unit 2 to be degrading

  13. Mount Elbert Runner Inspections

  14. Mount Elbert Runner Blade Crack

  15. RECLAMATION Managing Water in the West • YELLOWTAIL REWIND / REHAB • UNIT 3 & 1 BOTH COMPLETED & IN SERVICE • UNIT 4 REWIND UNDERWAY • Premeasurements on rim float worse than unit 1. • Unit IS disassembled • Rewind completion FY 2019. • Will include spring key upgrades

  16. Yellowtail Unit 4 Rotor Work and Containment

  17. Yellowtail Unit 4 Stator Containment

  18. Yellowtail Capability Nameplates - Uprated

  19. RECLAMATION Managing Water in the West • CANYON FERRY PLANT REHAB • PLANT ASSESSMENT WITH TVA ASSISTANCE – Phase I complete • ASSESSMENT REPORT IN SEPTEMBER – Decisions on Recommendations completed • PHASE II TVA INTERAGENCY AGREEMENT – Initiated May 2018 • PHASE II DECISION ASSESSMENT – Nearly Complete • FINALIZED SCOPE, COST ESTIMATE, and SCHEDULE – On track to be complete by the end of the CY-18.

  20. Bad Section of Stator Armature Canyon Ferry Winding Fault Repair

  21. RECLAMATION Managing Water in the West • CANYON FERRY SWITCHYARD • PARTNERED WITH WAPA TO DEFINE • BEST OPTION • DETERMINED TO BE NEW EQUIPMENT • SOME RECONFIGURATION • DEVELOP DESIGN PACKAGE • BREAKER ISSUES • CLEARANCES • FINAL DESIGN • Safety, Environmental, Equipment Issues - OCB’s 64 Years Old • FINALIZING SCOPE, COST, SCHEDULE

  22. Canyon Ferry Powerplant Roof

  23. Canyon Ferry Powerplant Roof

  24. RECLAMATION Managing Water in the West • BOYSEN & SEMINOE PLANT REHABS • PHASAE I PLANT ASSESSMENTS WITH TVA ASSISTANCE – COMPLETE JULY 2018 • WYAO COMPLETED REVIEW OF RECOMMENDATIONS – SEPTEMBER 2018 • PHASE II TVA INTERAGENCY AGREEMENT – Currently under development • PHASE II DECISION ASSESSMENT – Once Agreement is in place. • TSC SERVICE AGREEMENTS FOR DESIGN SPECS • TVA SITE VISIT SCHEDULED FOR FEBRUARY OF 2019 • FINALIZED SCOPE, COST ESTIMATE, SCHEDULE

  25. Boysen Generator

  26. Seminoe Generators

  27. RECLAMATION Managing Water in the West REGIONAL ISSUES • FLATIRON UNIT CAPABILITY REDUCTION • UNIT 1 AND 2 CAPABILITIES REDUCED TO 76 MW TOTAL OR LESS • STUDY NEEDED TO ENSURE CONCRETE PRESSURE CONDUIT STRUCTURAL INTEGRITY • FACILITY REVIEW IDENTIFIED DEGRADATION • CURRENT DESIGN CAPACITY 960 FT^3/S (CFS) • SIMILAR CONCRETE FACILITIES STRUCTURAL PROBLEM • DETERMINE NEXT COURSE OF ACTION

  28. Flatiron Generators

  29. RECLAMATION Managing Water in the West • NEW POWER CUSTOMER CONTRACT • SUBMITTED FOR REVIEW AND COMMENT • FINANCE • BUDGET • CONTRACTS • FRONT OFFICE – RD and DEPUTY RD • REVIEW – COMPLETED OCTOBER 2018 • FINAL EXECUTED CONTRACT – COMPLETED NOVEMBER 2018 • Includes Exhibit A for FY 2019 Upfront Funding and Exhibit E for administration of projects from the terminated 941 contract. • THANK YOU • WAPA – LINDA SWAILS • WESTERN STATES POWER CORPORATION – DAN PAYTON

  30. RECLAMATION Managing Water in the West • THANK YOU! • WISHING YOU A SAFE AND HAPPY HOLIDAY SEASON!! • QUESTIONS?

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