TABLE OF CONTENTS

1.INTRODUCTION

     1.1 The need for groundwater data standards

     1.2 The Data Structures for Core Groundwater Data in Australia project  

2. DATA ISSUES IN GROUNDWATER STUDIES

     2.1 Data integration issues

     2.2 Basic groundwater data

   2.3 Components of the data standard

3. FUNDAMENTAL ENTITIES

   3.1 The groundwater_feature entity

   3.2 The site entity

   3.3 The datum_plane entity

   3.4 The construction_element entity

   3.5 The construction_activity entity

   3.6 The groundwater_source entity

   3.7 The locality entity

   3.8 The setting entity

   3.9 The status entity

   3.10 The event entity

   3.11 The sample entity

   3.12 The parameter entity

   3.13 The result entity

4. DATA CONVENTIONS

   4.1 Unique identifier for a groundwater_feature

   4.2 Measurements from a datum_plane

   4.3 Standard geographical coordinate system of GDA94

   4.4 Standard elevation datum of AHD

   4.5 Formats for date and time attributes

   4.6 Format for bibliographic references

   4.7 Metadata guidelines

   4.8 Combining of standard codes

   4.9 Format for name of individual

5. USING THE STANDARDS

   5.1 Profiles

   5.2 Examples of using the standards

6. ACKNOWLEDGEMENTS

7. BIBLIOGRAPHY

8. APPENDICES

Appendix A The NGC Groundwater Data Standards Working Group