7997

• UCREFRP Catalog Number: 7997
• Author: Nash, L. L. and P. H. Gleick.
• Title: The Colorado River Basin and Climatic Change, The Sensitivity of Streamflow and Water Supply to Variations in Temperature and Precipitation.
• USFW Year: 1993.
• USFW - Doc Type: EPA 230-R-93-009,
• Copyright Material: NO

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LIST OF FIGURES

Schematic of study............................................................................ ....................... .... .... 2

Map of the Upper Colorado River Basin......................................................................... 19

Change in runoff as a function of change in precipitation for the White

River model....................................................................................................................... 26

Distribution of annual runoff for the White River model................................................ 27

Distribution of annual runoff for the Animas River model...............................................27

Point estimates of annual flow for the White River, with approximate 90%

confidence regions.................................................................................. .......... ............... 29

Effect of temperature increases on the average hydrograph........................................ 30

Distribution of January runoff for the Animas River model.......................................... 31

Distribution of June runoff for the Animas River modeL.............................................. 31

Mean annual runoff, mean spring runoff, and mean fall runoff for the

White River at Meeker... ................ ....... .......... .......... ............... .............................. ........... 32

Map of the Colorado River Basin showing the location of selected
CRSS stations and major reservoirs............................................ ................................... 52

Annual runoff at Green River In the base case and the:t 20% runoff

scenarios........................................................................................................................ ... 56

Annual runoff at Lees Ferry In the base case and the:!: 10% runoff

scenarios........................................................................................................................... 56

Cumulative frequency of annual runoff at Lees Ferry for all scenarios....................... 58

Upper basin storage on August 1 plotted as a function of year................................... 62

Lower basin storage on August 1 plotted as a function of year................................... 62

Minimum, mean, and maximum annual depletions in the upper basin,

lower basin, and Mexico............. ...... ........... ........................ .......... .................................. 66

Minimum, mean, and maximum hydropower generation In the upper

and lower basins.................................................................................................... ........... 69

Frequency and approximate annual volume of uncontrolled spills
which occur In the upper basin during a simulation run of 78 years........................... 69

Salinity as a function of year at Davis and Imperial Dams............................................ 70

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