BS 7843 provides guidance on procedures for the observation and measurement of meteorological precipitation, and for the collection, quality control, archiving and exchange in the United Kingdom of the data obtained from the measurements.
Part 1 describes the data users' criteria, and the design of raingauge networks to enable the desired data to be obtained.
Part 2 of BS 7843 gives guidance on practical aspects of field work for the acquisition of the data, and for the subsequent transmission, quality control and archiving of the data obtained.
This Section provides a guide to the various methods available to calculate areal rainfall.