The Mersey Measure : A Guide to the Mersey Basin Campaign's River Water Quality Analysis and Presentation System

This report provides a view of the "Merser Measure" project, from its conception to its implementation at the National Rivers Authority and North West Water Ltd.

It covers the scientific basis and design principles used in analyzing and presenting water qualtiy data to chart the progress by a computer-based information system.

There is also an explanation of the project's choice of water quality indices and the points on the river network at which they are sampled.