Watermaster is composed of a nine-member board, with each member serving a one-year term. Six members are elected by water producers directly, two members are appointed by the Board of Directors of the Upper San Gabriel Valley Municipal Water District, and one member is appointed by the Board of Directors of the San Gabriel Valley Municipal Water District.
 

Several committees are formed out of the board membership and may also include advisory members who are not board members.

 

Watermaster retains a staff of eight employees, headed by an Executive Officer, to conduct day-to-day business and technical activities. Watermaster also engages the services of consultants to undertake special projects and to perform certain ongoing technical tasks.