USGS

Low-Flow Investigations

U.S. Geological Survey, Techniques of Water-Resources Investigations, Book 4, Chapter B1

By H.C. Riggs


Table of Contents

Preface

Abstract

Introduction

Defining low flow frequency characteristics at gaged sites

Frequency curves from gaging station records

Frequency characteristics from short records

Frequency characteristics from discharge measurements

Frequency characteristics at ungaged sites

Seepage runs

Regionalization

Special applications

Regulated streams

Use of the duration curve

The data collection system

Reporting results

References

 


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