WSP02840

• File Number: 8240.200.10.C.5
• Description: UCRBRIP
• Basin: Colorado Mainstem
• Date: 4/1/1994
• Author: U. of New Mexico
• Title: Economic Analysis of Critical Habitat Designation in the Colorado Rvber Basin for the Razorback Sucker, Humpback Chub, Colorado Squawfish and Bonytail
• Water Supply Pro - Doc Type: Publication

Table of Contents

List of Tables and Figures

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Executive Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . , . . . . . . . . , . IV

Section 1: Introduction ..................................... ~ , .1-1

Section 2: Critical Habitat, Species Listing
and the Designation . . . . . . . . . . . . . . . . . . . . 1-4
A. Critical Habitat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
B. Listing History and Habitat Designations . . . . . . . . . . . . . . . . . . . , . . . 1-5
1. Listing History. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
2. Historical and Current Habitat . . . . . . . . . . . . . . . . . . . . . . . . . 1-5

Section 3: Physical and Economic Settings ........................... 1-10
A. Physical Setting ..................................... 1-10
B. Physical Factors and Activities in the Determination of the Without Fish
Scenario for the Colorado River Basin ..................... 1-12
C. Linking the 'Biological Dimensions to the Economics. . . . . . . . . . . . . . . 1-13
D. Economic Setting ........................;........... 1-14
1. Economic Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
2. Employment .... . , . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
3. Historical Development of the Basin .................... 1-15

Section 4: The Economic Modeling Framework ........ . . . . . . . . . . . . . . . . 1-16

A. Overview ..... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16
B. The Modeling Approach . . . . . . , . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
C. Without Fish and With Fish Scenarios ....................... 1-17
1. Without Fish Scenario ............................. 1-17
2. With Fish Scenario . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18
D. Aggregation of Producing Sectors . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18

Section 5: Approaches to Economic Activity Changes
From the Without Scenario. . . . . . . . . . . . . . . . . 1-20
A. Recovery Implementation Programs and Section 7 Activities .......... 1-20
B. Flow Related Activities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21
1. Hydroelectric Impacts ............................. 1-24
2. Recreation Impacts ......... . . . . . . . . . . . . . . . . . . . . . . 1-24
3. Agriculturallmpacts .............................. 1-24
4. Municipal and Industrial Impacts. . . . . . . . . . . . . . . . . . . . .'. . 1-24
C. Nonflow Related Activities .............................. 1-25
1. Oil, Gas, and Other Drilling Activities . . . . . . . . . . . . . . . . . . . 1-25
2. Nonnative Fish Stocking and Fish Program ................ 1-25
3. Other Impacts .................................. 1-25

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