GROUND-LEVEL OZONE:
OCCURRENCE AND TRANSPORT IN EASTERN NORTH AMERICA

A Report by the Canada-United States Air Quality Committee

Subcommittee 1:Program Monitoring and Reporting

March, 1999

TABLE OF CONTENTS

1. INTRODUCTION
   - Foundation for the Transborder Ozone Issue in Eastern North America
   - Joint Plan of Action for Addressing Transboundary Air Pollution
   - Joint Workplan
   
   
2. AIR QUALITY DATA ANALYSIS
   - Air Quality Snapshot
   - Ozone Episodes
   - Factors that Influence Ozone Concentrations
   - Air Quality Data Analysis Conclusions
   
   
3. AIR QUALITY MODELLING
   - Model Setup and Episodes
   - Analysis of Modelling Results
   - Air Quality Modelling Conclusions
   
   
4. POLICY CONCLUSIONS RELEVANT TO THE CONSIDERATION OF AN OZONE ANNEX BY THE AIR QUALITY COMMITTEE
   
   
5. REFERENCES