WSP07539

• File Number: 8281.300
• Description: Colorado River Studies and Investigations - Colorado River Consumptive Uses and Losses Report
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 10/1/1991
• Title: Consumptive Uses and Losses in the Arizona Portion of the Upper Colorado River Basin for the Water Year 1990
• Water Supply Pro - Doc Type: Report/Study

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CONTENTS

Authority. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1
Summary .......................................................... 1
Study area description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1
Public and commercial consumptive uses and losses .......................... 3

Industrial consumptive use ............................................. 4
Municipal and domestic consumptive use .................................. 4

City of Page ................................................... 4
Glen Canyon National Recreation Area. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Canyon de Chelly National Monument . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 5

Navajo Indian Reservation ........................................ 5
Community water systems. .................................. . 5
NTUA water systems. ...................................... 6
BIA water systems. ........................................ 8
Navajo (WOMl. water systems. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 8

Private water systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 10
Individual wells and hauling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 10
Total municipal and domestic water consumption . . . . . . . . . . . . . . . . . . . . . .. 10

Livestock water ................................................ 10
Irrigation uses. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . .. 11
Reservoir and stock pond evaporation ..................................... 16

Conclusions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 17

LIST OF TABLES

Table

1 Populations served by community water systems during 1990 . . . . . . . . . . . .. 6
2 Total domestic and municipal consumptive use for 1990 ................. 7

3 Number of livestock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 11
4 1990 Total irrigated acreage ...................................... 13
5 Net consumptive use values, 1990 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 15
6 Stock pond and reservoir evaporation. 1990 . . . . . . . . . . . . . . . . . . . . . . . . . .. 17
7 Consumptive use for Arizona portion
of Upper Colorado River Basin for 1990 . . . . . . . . . . . . . . . . . . . . . . . . . . .. 18

LIST OF DRAWINGS

Upper Colorado River Basin consumptive use studies,
Arizona portion location map, October 1991

....................... .

2

LIST OF FIGURES

Portions of Navajo Agencies within the Upper Colorado River Basin

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