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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EXECUTIVE SUMMARY
TABLE OF CONTENTS

THE STEP CONCEPT . . . . . . . . . . . . . .

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BIOLOGICAL AND NATURAL RESOURCE CONSIDERATIONS. .-. . . .
Environmental Conditions and Performance Expectations
Product OPPDrtunities
Species SelectiDn
Site Selection .
Data LimitatiDns . .

PRELIMINARY CONCEPTUAL ENGINEERING DESIGN
PRELIMINARY COST ESTIMATES . . . . .

PROCESS ECONOMICS . . . . . . . . .
Determinants of PerfDrmance and Cost .
Assessment Df Process Cost-Effectiveness
Commercial Value . . . . . . . . . . . .

RECOMMENDATIONS FOR FURTHER WORK . . . . . . .
Biological and Natural ReSDurce Investigations
AdditiDnal Engineering Investigations . . . . .

LIST OF FIGURES

Proposed Glenwood Springs Saline Water Disposal Sites

Frontispiece

Fi gure 1.

The STEP Process Plan Schematic.

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Figure 2. STEP Process for GlenwoDd Springs Saline Water

LIST OF TABLES

Table 1. Design Criteria Established for the STEP Process in
the Grand Valley of CDloradD E-4

Table 2. Candidate Species . . . . . E-4

Table 3. Effect of STEP Process Performance on Cost Effectiveness
(1985 $ per ton of salt removed) . . . . . . . . . . . . ., E-9