AWBA Water Supply and Demand Study October 4, 2011 AWBA Meeting.
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Transcript of AWBA Water Supply and Demand Study October 4, 2011 AWBA Meeting.
![Page 1: AWBA Water Supply and Demand Study October 4, 2011 AWBA Meeting.](https://reader035.fdocuments.in/reader035/viewer/2022062713/56649cf75503460f949c6a5d/html5/thumbnails/1.jpg)
AWBA Water Supply and Demand Study
October 4, 2011AWBA Meeting
![Page 2: AWBA Water Supply and Demand Study October 4, 2011 AWBA Meeting.](https://reader035.fdocuments.in/reader035/viewer/2022062713/56649cf75503460f949c6a5d/html5/thumbnails/2.jpg)
Comparison 1997 Base to Base
1997 Base
• 1997 Reservoir Elevations• 15,000 AF Indian Firming• Indian Firming thru 2097 • Pro Rata CAP/On-River• Probability Base Shortage
Determination
Base
• 2012 Reservoir Elevation• 23,724 AF Indian Firming• Indian Firming Thru 2108• Shortage Sharing Proposal• Stepped Shortage
Determination
![Page 3: AWBA Water Supply and Demand Study October 4, 2011 AWBA Meeting.](https://reader035.fdocuments.in/reader035/viewer/2022062713/56649cf75503460f949c6a5d/html5/thumbnails/3.jpg)
First Shortage YearBase vs. 1997 Base
![Page 4: AWBA Water Supply and Demand Study October 4, 2011 AWBA Meeting.](https://reader035.fdocuments.in/reader035/viewer/2022062713/56649cf75503460f949c6a5d/html5/thumbnails/4.jpg)
Shortage VolumeBase vs. 1997 Base
![Page 5: AWBA Water Supply and Demand Study October 4, 2011 AWBA Meeting.](https://reader035.fdocuments.in/reader035/viewer/2022062713/56649cf75503460f949c6a5d/html5/thumbnails/5.jpg)
Number of ShortagesBase vs. 1997 Base
![Page 6: AWBA Water Supply and Demand Study October 4, 2011 AWBA Meeting.](https://reader035.fdocuments.in/reader035/viewer/2022062713/56649cf75503460f949c6a5d/html5/thumbnails/6.jpg)
Credits RemainingBase vs. 1997 Base
![Page 7: AWBA Water Supply and Demand Study October 4, 2011 AWBA Meeting.](https://reader035.fdocuments.in/reader035/viewer/2022062713/56649cf75503460f949c6a5d/html5/thumbnails/7.jpg)
General Assumptions
• Starting Reservoir Elevation Jan. 2012• Shortage Triggers• CAP Shortage Distribution• No Yuma Desalter• M&I Firming thru 2097• Indian Firming thru 2108• Indian Firming 23,724 AF
![Page 8: AWBA Water Supply and Demand Study October 4, 2011 AWBA Meeting.](https://reader035.fdocuments.in/reader035/viewer/2022062713/56649cf75503460f949c6a5d/html5/thumbnails/8.jpg)
Base vs. Scenarios
Base
• On-River/CAP shortage distribution pro rata based on demand
Scenarios
• Director’s Shortage Sharing Recommendation
![Page 9: AWBA Water Supply and Demand Study October 4, 2011 AWBA Meeting.](https://reader035.fdocuments.in/reader035/viewer/2022062713/56649cf75503460f949c6a5d/html5/thumbnails/9.jpg)
ScenariosScenario
Upper Basin Depletion Schedule
On-River Tribal Schedule
Lake Mead Shortage Criteria
Mexico Shares in Shortage
Model Run Completed
AAWBA Upper Basin
AssumptionTen Tribes
Interim Guidelines Extended
Yes 8/29/2011
BAWBA Upper Basin
AssumptionTen Tribes
Interim Guidelines Extended
No 8/29/2011
CAWBA Upper Basin
AssumptionADWR 2010-2011
UpdateInterim Guidelines
ExtendedYes 8/30/2011
DAWBA Upper Basin
AssumptionADWR 2010-2011
UpdateInterim Guidelines
ExtendedNo
EUpper Basin
ScheduleTen Tribes
Interim Guidelines Extended
Yes 8/29/2011
FUpper Basin
ScheduleTen Tribes
Interim Guidelines Extended
No 8/29/2011
GUpper Basin
ScheduleADWR 2010-2011
UpdateInterim Guidelines
ExtendedYes 8/29/2011
HUpper Basin
ScheduleADWR 2010-2011
UpdateInterim Guidelines
ExtendedNo 8/30/2011
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Shortage VolumeBase, Scenario A and Scenario C
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First Shortage YearBase, Scenario A and Scenario C
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Number of ShortagesBase, Scenario A and Scenario C
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Credits RemainingBase, Scenario A and Scenario C
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Shortage VolumeMedian Traces
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First Shortage YearMedian Traces
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Number of ShortagesMedian Trace
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Credits RemainingBase, Scenario A and Scenario C
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Discussion