9659

• UCREFRP Catalog Number: 9659
• Author: U.S. Bureau of Reclamation.
• Title: Price Stubb Fish Passage - Revised Supplemental Draft Environmental Assessment.
• USFW Year: 2004.
• USFW - Doc Type: Grand Junction, CO.
• Copyright Material: NO

Table of Contents

CHAPTER I-INTRODUCTION.................................................................................................. 1

Need for and Purpose of Action ..............;................................................................................... 1

Background Information.................. .............................................................. ............................. 3

Scope ......................... .... .............................................. ............ ................ .................................... 4

Water Resources........................... ............................................................................ ...... ........ 4

Recreation Resources......................................................... ........................... .................. ........ 5

Public Safety...... ................. ..................................................................................................... 5

Land and Facility Resources... ...................... ..................................................... ..................... 5

Unique Geographic Features................................................................................................... 5
Fish and Wildlife Resources................................................................................................... 5

Cultural Resource.. ............. .,. ............ ........... ............ ............................................................... 6

Social and Economic Resources................................... ...... ............... ... ............................... ... 6
CHAPTER 2-AL TERNA TIVES ... ........................ ................................. ............................,. ........ 7

Preferred Alternative. ....................... ........................................................................................... 7

No Action ....................................................... ... ........................... ...................... ................ ......... 8

Conventional Fish Ladder.. .............. .... ........................................ ................. .............. ................ 8

Design......... ...... ..................... ...... ......... ............. ...... ........... ............... ........... ........ ... ....... ........ 9

Construction............................ ...................... ........ ... ........................... ................ ....... ........... 10

Operation, Maintenance and Replacement Measures ........................................................... 11
Water Supply for Fish Ladder.... ...... ............. ........... ........ ........... ..... ........... ................... ....... 11
Downstream Rock Fish Passage........ ................ ................................ ................... ......... ....... ..... 12

Design ................... ............... .......................... ........... ....... .... ...... ......... .................... .... ........... 12

Construction ..... ........ ....... ... ......... .......... ............... ............ .................. ................. ..... ............. 14

Operation, Maintenance and Replacement Measures ...........................................................14
Water Supply for Fish Passage .............. ....... .................. ....... ....... ...... ......... ...... ...... ............. 16
Downstream Rock Fish Passage....... ....................................... ................................. ....... .......... 16
with Whitewater Recreation Features ...... ............... ..... .................................................... ......... 16

Des i gn................................................................................................................................... 18

Construction..... ..................... ................ ........ ...... ............ ...... ....... ....... ............. ................. .... 17

Operation, Maintenance and Replacement Measures ........................................................... 19

Dam Removal............................. ........... ................ .... ......................................... ...... .... .... ......... 19

Design........ ....... .................... ....... .............. ............... ...... ... ................... ......... ....... ................ 19

Construction..... ............................. ....... ......... ........................................ ............... .......... ....... 21

Operation and Maintenance ......... ..... .... .......................... ...................... ........................ ........ 22

Water Supply........ ............................. .......... .......... ......... .... ............ ........ .......... ....... ...... ........ 22

Env ironmental Commitments.... ....... ...... .................... ... ...... ............ ..... ................... ..... ...... ....... 22

CHAPTER 3-AFFECTED ENVIRONMENT AND ENVIRONMENTAL CONSEQUENCES

...... .............................................................................................................................:................... 24

General...................................... ....... .......................... .......................... .... ......................... ........ 24

Water Resources................................................ ......... ......... .......... ......... ....... ....... .............. ....... 25

Ute Water Conservancy District Pump Plant Intake ............................................................. 25

Water Rights..................................... ............................. ..................... ............................... ........ 25

Clifton Water District-Downstream Water Quality ................................................................ 27
Ute Water Conservancy District Pump Plant-Spring Flooding .............................................. 29

Recreation Resources................ ...... .......... ............. ................ ................................................... 29

Public Safety................................................................. ..................... ................. ....................... 34

Land and Facility Resources................................................................................ '" .................. 35
Protecting Existing Structures...... ......... .............................................................. ...... ............ 35
Railroad and Landslide Stability ........................... ........... ........................... ............. ........ ......... 37

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