WSP09554

• File Number: 8281.970
• Description: Colorado River Studies and Investigations -- Great Basin Comprehensive Framework Study
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 6/1/1971
• Title: Appendix X - Irrigation and Drainage -- Great Basin Region Comprehensive Framework Study
• Water Supply Pro - Doc Type: Report/Study

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Summary
Part I

Part II

Part III

Part IV

CONTENTS

Introduction. . . . .
Purpose and scope.
Methodology, definitions, and assumptions.
Relationship to overall study. . . . .
History of irrigation. . . . . . . . .
Present status of irrigation and drainage
Irrigated lands (1965) . . . . .
Irrigation practices . . . . . .
Water utilization for irrigation
Diversions . . . . .
Crop consumptive use.
Return flows. . .
Depletions. . . .
Adequacy of water supply.
Water quality. . . . . . . .
General effects on irrigation
Surface water.
Ground water . . . .
Drainage . . . . . . . . .
Contribution of irrigation to Region's economy
Characteristics of irrigated farms.
Number, type, and size of farms. . . .
Land use, crop yields, and production. .
Livestock numbers and production . . .
Value of crops, livestock, and livestock
products .
Water rights . . .
Irrigation potential.
Lands. . . . . . .
Water requirements
Future demand . .
General. . . .
Projections of demand for irrigated land
Projections of water requirements.
Diversions and depletions
Return flows. . . . . . . . . .
Adequacy of supply. . . . . . .
Projections of irrigation economy.
Land use. . . . . . . . . . . .
Crop yields and production. . .
Projections of drainage requirements and costs
Projections of irrigation fac~lities and costs
General . . . . . . .
On-farm development . . .
Specific development. . .
Multipurpose development.

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References. . .

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