Incumbents in the Water Treatment Supervisor classification direct, coordinate and monitor the work of others in a working supervisory capacity and may be assigned to independently operate and/or supervise Water Treatment Plant operation and act as the Water Treatment Supervisor IV/V-Chief Plant Operator in their absence and may be designated as Chief Plant Operator with the State Water Resources Control Board. Position requires sitting, standing, walking, reaching, twisting, turning, kneeling, bending, stooping, squatting, climbing, crouching, crawling, balancing, twisting body motions, grasping, reaching, pushing, pulling, working overhead, making repetitive hand movement, distinguishing by touch and working with finger dexterity in the performance of daily duties.