WSP00444

• File Number: 8507
• Description: Rio Grande Project
• State: CO
• Basin: Rio Grande
• Date: 6/1/1973
• Title: Water Quality Management Plan - Rio Grande Basin of Colorado part 1
• Water Supply Pro - Doc Type: Report/Study

INDEX (CONT)

FIGURE IV-A
FIGURE IV-B

Character of Existing Point Source Discharges

Annual Variation of BODs in the Effluent from
Three Types of Treatment Facilities

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FIGURE IV-C
TABLE VII-A
FIGURE A-3

Deoxygenation Coefficient (Ko) as a Function
of Depth

Sodium Concentrations

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Reaeration Rates

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TABLE VII-B
TABLE VII-C

Deoxygenation Rates
Dissolved Oxygen Deficits

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TABLE VII-D Verification Data

FIGURE VII-E Relationship of Waste Load Allocations for
Alamosa and Monte Vista

TABLE VII-F 1990 Effluent Waste Load Allocations

TABLE VII-G Allowable Ammonia Concentrations

TABLE VII-H Projected Residual Chlorine Concentrations

FIGURE VII-I Relationship of Waste Load Allocations for
Alamosa and Monte Vista

FIGURE VII-J Rio Grande Dissolved Oxygen Model, 1974
Summer Flows

FIGURE VII-K Rio Grande Dissolved Oxygen Model, 1974
November Flows

FIGURE VII-L Modeled Present Fall Low Flow Condition

Figure VII-M Rio Grande Dissolved Oxygen Model, 1990 Low
Flow Efficiency of Treatment Facilities
Unimproved

FIGURE VII-N Rio Grande Dissolved Oxygen Model, 1990 Low
Flow Efficiency of Treatment Facilities
Improved

FIGURE VII-O Rio Grande Dissolved Oxygen Model, 1990 Low
Flow Treatment Facilities Meeting Waste
Load Allocations

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iv

IV-17

I V-18
IV-19
V II 1-4

VII -5

VII -6
VII -8
VII-ll

VII -15
VII-17
VII -19
VII -21

VII-23

VII-25

VII -26
VII-27

VII -28

VII -29

VII -30