7921

• UCREFRP Catalog Number: 7921
• Author: Trembly, T. L. and G. A. Gould.
• Title: Opportunities To Protect Instream Flows In Colorado And Wyoming.
• USFW Year: 1987.
• USFW - Doc Type: Biological Report 87‎(10)‎,
• Copyright Material: NO

CONTENTS

Page

PREFACE ................................................................ i i i
AC KNOWLEDGMENT S ........................................................ i v

INTRODUCTION ........................................................... 1

Objectives........................................................... 1
Background Considerations............................................ 1
OPPORTUNITIES TO PROTECT INSTREAM FLOWS IN COLORADO.......... .......... 7

I nt roduct ion .......................;................................. 7
Colorado Water Management Agencies................................... 8
Overview of Colorado Water Law--Prior Appropriation .................. 10
State Appropriation of Instream Flows ................................ 12
Private Appropriation of Instream Flows.............................. 28
State Condemnation and Reallocation of Water Rights .................. 30
State/Federal Cooperative Appropriation of Instream Flows............ 30
Water Quality Classification System........................ .......... 35

References ........................................................... 41

Appendi x A ........................................................... 43
OPPORTUNITIES TO PROTECT INSTREAM FLOWS IN WYOMING... .................. 49

Introduction......................................................... 49
Background to Wyoming Opportunities .................................. 49
Wyoming State Agencies............................................... 50
Prior Appropriation Water Rights--General ............................ 52
State Appropriation and Acquisition of Instream Flows................ 54
Discretionary Water Permit Authority................................. 61
Incorporation of Instream Flows in Water Project Design and Operation 62
Purchase and Lease of Water Rights at Legislature1s Direction ........ 64
Prioritization/Categorization of Stream Segments for Instream Flow

Protection......................................................... 66

Wyomi ng Water Deve 1 opment Program .................................... 71
Major Industrial/Energy Project Review............................... 73
State Water Records Ana lys is. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74

References ........................................................... 75
OPPORTUNITIES UNDER THE PUBLIC TRUST DOCTRINE .......................... 77

Introduction......................................................... 77
Navigable Waters..................................................... 77
Development of the Public Trust Doctrine--The Illinois Central

Ra i 1 road Cas e ...................................................... 78
State Law or Federal Law? ............................................ 79
Property Subject to the Trust ........................................ 79

Trust Purposes ....................................................... 80
Limitations Imposed by the Public Trust Doctrine.. ......... .......... 81
Application of the Public Trust Doctrine... ....... ......... .......... 82

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