USGS

DEFINITION OF BOUNDARY AND INITIAL CONDITIONS IN THE ANALYSIS OF SATURATED GROUND-WATER FLOW SYSTEMS-AN INTRODUCTION

U.S. Geological Survey, Techniques of Water-Resources Investigation, Book 3, Chapter B5

By 0. Lehn Franke, Thomas E. Reilly, and Gordon D. Bennett


Table of Contents

Abstract

Introduction

Boundary conditions

Principal types of boundary conditions

Some important aspects of specifying boundary conditions in ground-water models

Model boundaries versus physical boundaries

Selection of boundary conditions in relation to system stress

Boundaries conditions in steady-state models

The water table as a boundary

Reference elevation in ground-water models

Concluding remarks

Exercises

Initial conditions

Concept of initial conditions

Specifying initial conditions in models

Example of specifying initial conditions in a field situation

Concluding remarks

Acknowledgments

References

Appendix: Discussion of the solution of differential equations and the role of boundary conditions

 


Back




U.S. Department of the Interior, U.S. Geological Survey
Persistent URL:
Page Contact Information: Contact USGS
Last modified: Tuesday, December 06 2016, 04:42:39 PM
FirstGov button  Take Pride in America button