A Coupled Surface-Water and Ground-Water Flow Model (MODBRANCH) For Simulation Of Stream-Aquifer Interaction

U.S. Geological Survey, Techniques of Water-Resources Investigations, Book 6, Chapter A6

by Eric D. Swain and Eliezer J. Wexler

Table of Contents

Definition of Symbols

Abstract

Introduction

Purpose and Scope

Approach

Mathematical Formulation

Incorporation of Leakage

Drying and Rewetting of River Channels

Steady-State Simulation

Model Documentation

Modifications to Main Code

Data Entry

Module BRC1AL

Narrative

Program Listing for Module BRC1AL

List of Variables

Module BRC1RP

Narrative

Program Listing for Module BRC1RP

List of Variables

Module BRC1FM

Narrative

Program Listing for Module BRC1FM

List of Variables

Module BRC1BD

Narrative

Program Listing for Module BRC1BD

List of Variables

Model BRANCH'

Narrative

Program Listing for Model BRANCH'

List of Variables

Simulations of Stream-Aquifer Interaction

Schemes for Comparison

Problem 1 - Floodwave Propagation with Bank Storage

Problem 2 - Steady-State Simulation, Backwater, and Distribution of Flows at Junctions

Problem 3 - Rewetting of Channel by Recharge Wells

Problem 4 - Field Model of L-3 1N Canal

Results

Conclusions

References Cited

Appendix I - Sample MODBRANCH Input (Selected Parts)

Appendix II - Sample MODBRANCH Output (Selected Parts)

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