WSP07452

• File Number: 8276.500
• Description: Glenwood-Dotsero Springs Unit - Salinity Control Projects
• State: CO
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 12/1/1985
• Title: Preliminary Assessment of the Salt Tolerant Emergent Plant ‎(STEP)‎ Process for the Beneficial Use and Disposal of Saline Water
• Water Supply Pro - Doc Type: Report/Study

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TABLE OF CONTENTS

EXECUTIVE SUMMARY

The STEP Concept

E-l
E-3
E-5
E-7
E-7
E-I0

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

Biological and Natural Resource Considerations
Preliminary Conceptual Engineering Design
Preliminary Cost Estimates

Process Economics

. . . .

Recommendations for Further WDrk

CHAPTER 1 - Species Selection and Criteria Definition for the Salt
Tolerant Emergent Plant (STEP) Process

Introduction

1-1

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

Section One: The STEP Process and Environment 1-1
A. Concept Summary - Propri etary . . . .., 1-1
B. Specifics of the Glenwood Springs Saline Water
Challenge. . . . . . . . . . . . . . . . . . 1-2
C. Physical and Chemical Characteristics of the
Glenwood Springs Region . . . . . . 1-4
D. Comparison with Salt Marsh Habitats . . . . . 1-9

SectiDn
A.
B.
C.

Two: Botanical Considerations . . . . . . . .
Photosynthesis, MetabDlism and TranspiratiDn
Mechanisms of Salt Tolerance . . . . . . . .
PrDcesses within Emergent Salt Marsh Species

1-11
1-11
1-14
1-16
1-36
1-36
1-39
1-41

SectiDn Three: Species Evaluation
A. Selection Criteria

Section Four:

Site Selection Criteria

References

. . , . . , . . . .

CHAPTER 2 - Preliminary Conceptual Engineering Design of the Salt
Tolerant Emergent Plant Process for the Beneficial Use and
Disposal of GlenwoDd Springs Saline Water

Introduction . . . .

2-1
2-1

. . . . . . .

The Glenwood Springs Saline Water Problem

The STEP Solution to the GlenwDod Springs Saline Water Problem 2-1