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WSP03009
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Last modified
1/26/2010 12:48:10 PM
Creation date
10/11/2006 11:29:33 PM
Metadata
Fields
Template:
Water Supply Protection
File Number
8220.101.08
Description
Glen Canyon Dam/Lake Powell
State
AZ
Basin
Colorado Mainstem
Date
3/24/1997
Author
USDOI - Bureau of Re
Title
The Operation of Glen Canyon Dam During Spring Runoff Periods - Within the Constraints of the 1968 Colorado River Basin Project Act and the 1992 Grand Canyon Protection Act (working draft)
Water Supply Pro - Doc Type
Report/Study
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<br />. <br /> <br />MONTH <br /> <br />January <br />February <br />March <br />April <br /> <br />May <br />June <br />July <br /> <br />August <br />September <br /> <br />October <br />November <br />December <br /> <br />January <br />February <br />March <br />April <br />May <br />June <br />July <br /> <br />. <br /> <br />AOP <br /> <br />BOR <br /> <br />1 <br /> <br />Forecast, hydrological assessment <br /> <br />Assess release scenarios in ( <br />relation to Compact requirements: <br /> <br />. <br /> <br />'. <br /> <br />AMWG <br /> <br />) Grand Canyon Resource Assessment <br /> <br />1 <br /> <br />Analysis of Scenarios (GCMRC) <br /> <br />L Aggressive water flows <br />2. Target elevations <br />3, Risks of spill <br />4. Surplus designation <br />5, Monthly release schedules <br />-V <br />Develop AOP via P.L, 90-537 ( <br />(annual, monthly volumes) <br /> <br />) Proposed Operation Plan with ( <br />with Low, Med. & High Scenarios <br /> <br />F <br />OS <br />R E (-- Input/information sharing <br />E A <br />C S <br />AO <br />S N <br />T <br /> <br />Secretary signs AOP with <br />contingencies <br /> <br />J, <br /> <br />BOR decision making <br /> <br />) 1 ( <br /> <br />H forecasts change significantly are outside of AOP scenarios, or <br />significant new data become available, reassess scenarios with <br />both AOP and AMWG <br /> <br />Figure 1 <br /> <br />L Duration of high releases <br />2. Time since last spill <br />3, Enhancement opportunities <br />4, Sediment conditions <br />5, Other resource conditions <br />-1- <br />> Develop criteria. plans, monitoring <br />viaGCPA <br /> <br />Secretary issues GCP A Report <br /> <br />t <br /> <br />Further refinement of resource <br />recommendations for hydrologic <br />scenarios (contingency issues) <br /> <br />) <br /> <br />Input/information sharing <br />
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