|Total number of connections with operating meter/ total number of connections, expressed in percentage
|% sold that is metered
|Volume of water sold that is metered/ Total volume of water sold, expressed in percentage
Metering of customers is considered good practice. It allows customers the opportunity to influence their water bills, and provides utilities with tools and information to allow them to better manage their systems.
The indicators provide two separate perspectives on the issue, both of which are relevant in their own right. Taken together the indicators provide insights into the effectiveness of a metering installation strategy (the ratio of indicator (7.2)/(7.1) indicates the extent to which a utility is targeting large water users as the highest priority).