UK Smoke and Sulphur Dioxide Network

Introduction

This annual report of the Smoke and Sulphur Dioxide Network presents a general description of the network, and a summary and review of the data for the period April 1997 to March 1998. The results for 1997 - 98 are compared with applicable air quality standards and guide values. Trends, spatial distribution of smoke and sulphur dioxide concentrations throughout the UK, data reporting commitments and data usage are discussed.

A detailed data summary is provided on the computer disk which accompanies this report. The main report is followed by Appendices, which contain details of the derivation and calculation of the results and statistics presented in the report, together with details of the data files on the disk.