WSP10595

• File Number: 8220.106
• Description: Animas-La Plata
• State: CO
• Basin: San Juan/Dolores
• Water Division: 7
• Date: 1/1/2000
• Title: Draft Supplemental Environmental Impact Statement - Volume 1
• Water Supply Pro - Doc Type: EIS

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4.2

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4.3

4.4

4.5
4.6

TABLE OF CONTENTS (continued)

Pal!e No.

CONNECTED, CUMULATIVE, AND RELATED ACTIONS. . . . . . . . . . . . . . . . . . 4-1
4.2.1 Navajo Reservoir Operation and the San Juan River Basin Recovery
Implementation Program ......................................... 4-2
4.2.1.1 Background Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4.2.1.2 Relationship of Operation of Navajo Reservoir to the Animas-
La Plata Project ........................................ 4-3
4.2.1.3 Navajo Operation Environmental hnpact Statement ............ 4-4
4.2.2 Navajo Indian Irrigation Project. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
4.2.3 Jicarilla Apache Tribe Water Rights Settlement ....................... 4-5
4.2.4 Navajo-Gallup Water Supply Project. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
4.2.5 Completion of the Navajo Hogback Project. . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
4.2.6 Colorado Transportation Improvement Projects ....................... 4-6
CUMULATIVE IMPACTS. . . .. . . .. . . . .. . . .. . .. . .. . .. .. . .. . .. .. .. . . . .. . . 4-7
4.3.1 Operation of Navajo Dam ........................................4-7
4.3.2 Navajo Indian Irrigation Project ................................... 4-7
4.3.3 Future Indian Water Development ..................................4-7
4.3.4 Colorado Transportation hnprovement Projects ............'........... 4-8
RELATIONSHIP BETWEEN SHORT-TERM USES VERSUS LONG-TERM

PRODUCTIVITY ..................................................... 4-9
4.4.1 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
4.4.2 Long-term Benefits and Productivity ... . . . . . . . . . . . . . . . . . .. . . . . . . . . . . 4-9
4.4.3 Short-term Use of Resources ......................................4-9
IRREVERSIBLE AND IRRETRIEVABLE COMMITMENTS OF RESOURCES. . 4-10
ENVIRONMENTAL mSTICE AND INDIAN TRUST ASSETS. . . . . . . . . . . . . . . 4-11
4.6.1 Indian Trust Assets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
4.6.2 Environmental Justice. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
4.6.3 Affected Environment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
4.6.3.1 Colorado Ute Tribes..... .. ... ... . .. ....... . .. ...... . ...4-13
4.6.3.2 Navajo Nation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
4.6.3.3 Jicarilla Apache Tribe ..................................4-14
4.6.3.4 Other Native American Tribes. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
4.6.3.5 Affected Environment - Water. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
4.6.3.5.1 Colorado Ute Tribes ........................4-14
4.6.3.5.2 Navajo Nation .............................4-15
4.6.3.5.3 Jicarilla Apache Tribe ......................4-16
4.6.3.6 Affected Environment - Trust Lands .......................4-16
4.6.3.6.1 Colorado Ute Tribes ........................4-16
4.6.3.6.2 Navajo Nation .............................4-18
4.6.3.7 Affected Environment - Mineral Resources. . . . . . . . . . . . . . . . . . 4-18
4.6.3.7.1 Colorado Ute Tribes ........................ 4-18
4.6.3.7.2 NavajoNation .............................4-18
4.6.3.8 Affected Environment - Hunting Rights ....................4-19
4.6.3.8.1 Colorado Ute Tribes ........................4-19
4.6.4 Environmental Consequences. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19
4.6.4.1 Indian Trust Assets - Significance Criteria .................. 4-19
4.6.4.2 Environmental Justice - Significance Criteria... . .... .. .. . ...4-19
4.6.4.3 hnpact Analysis ....................................... 4-19
4.6.4.3.1 Refined Alternative 4 . . . . . . . . . . . . . . . . . . . . . . . . 4-19
4.6.4.3.2 Refined Alternative 6 . . . . . . . . . . . . . . . . . . . . . . . . 4-24

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