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B O N N E V I L L E P O W E R A D M I N I S T R A T I O N System Condition Update Spring Operations Review Forum April 13, 2012 1:00 – 2:00 p.m. To participate.

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Presentation on theme: "B O N N E V I L L E P O W E R A D M I N I S T R A T I O N System Condition Update Spring Operations Review Forum April 13, 2012 1:00 – 2:00 p.m. To participate."— Presentation transcript:

1 B O N N E V I L L E P O W E R A D M I N I S T R A T I O N System Condition Update Spring Operations Review Forum April 13, :00 – 2:00 p.m. To participate in the call please dial: (877) When prompted, enter access code:

2 B O N N E V I L L E P O W E R A D M I N I S T R A T I O N 2 Hydro Operations Update The Federal Columbia River Power System is being operated for system wide flood control objectives. All reservoirs are drafting to meet their April 30 flood control objective. River Forecast Center’s Water Supply Forecast is million acre feet issued on April 12.

3 B O N N E V I L L E P O W E R A D M I N I S T R A T I O N 3 Actions to manage overgeneration  Since 4/7 we have successfully acquired over 25,000 MWh of load under the Mid-C Spill Exchange agreement.  Positioning Banks Lake to have the maximum amount of pump load available.  Have moved non-essential generator and transmission maintenance outages out of May and June.  Coordinated spill on Willamette projects.  CGS has been reduced to 85% during periods when it was helpful to minimize spill.

4 B O N N E V I L L E P O W E R A D M I N I S T R A T I O N 4 Weather and Streamflow

5 B O N N E V I L L E P O W E R A D M I N I S T R A T I O N 5 Balancing Authority Load and Total Wind, Hydro, and Thermal Generation

6 B O N N E V I L L E P O W E R A D M I N I S T R A T I O N 6 Transmission Updates  COI N>S 2950 MW:3/30 to 4/23 due to CAISO Round Mountain-Table Mountain 1 500kV.  PDCI N>S 2990 MW : At rated capacity next seven days except as noted above. 0 MW:4/14 and 4/15 HE 07 only due to LADWP testing.  NI S>N 1950 MW: Prescheduled forecast at or near capacity next seven days.

7 B O N N E V I L L E P O W E R A D M I N I S T R A T I O N 7 Chart available on BPA’s Web site at:

8 B O N N E V I L L E P O W E R A D M I N I S T R A T I O N 8 Chart available on BPA’s Web site at:

9 B O N N E V I L L E P O W E R A D M I N I S T R A T I O N 9 Contact Information  To discuss within month commercial transactions, please contact Robert Johnson at (503) ,  To discuss prompt month and forward transactions, please contact Alex Spain at (503) or Mark Miller at (503)  For additional information on Oversupply, please contact: Project Manager: Nita Burbank - (503) , Public Engagement: Maryam Asgharian - (503) ,  Overgeneration Web site:


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