Open-File Report 00-513

National Irrigation Water Quality Program Data-Synthesis Data Base

Ralph L. Seiler and Joseph P. Skorupa

Report availability: Portable Document Format (PDF).

Table of Contents

Abstract

Introduction

Purpose and Scope

Contents of Data Base

Data-Base Bias

Structure of Data Base

Data Structure

Data Dictionary and Discussion of Attributes

Data Sources and Retrieval

Area and Site Tables

Water and Bottom-Sediment Tables

Biological Tables

Manipulation of Data

Data-Base Quality-Assurance Procedures

Water Data

Bottom-Sediment Data

Biological Data

Dissemination

References Cited

Figures

1. Map showing National Irrigation Water Quality Program study areas and data-collection sites
2. Schematic of structure and linking attributes of National Irrigation Water Quality Program data base

Table

1. Reconnaissance and detailed area studies used as data sources for National Irrigation Water Quality Program data base

Appendices

1. Data dictionary for National Irrigation Water Quality Program data base
2. Codes used for fixed-value attributes in National Irrigation Water Quality Program data base

Return to OFR 00-513.

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