This operational guide has been written as a guidance tool for the implementation of water treatment plant operation and management critical requirements, as set forth in ANSI/AWWA Standard G100 Water Treatment Plant Operations and Management. The operational guide explains how set and achieve goals, optimize plant performance on a continuous basis, and make ongoing improvements to your plant operations and management. Written and approved by recognized industry experts, AWWA G100 and operational guide provide critical requirements for all aspects of water treatment plant operations.