Achieving Phase IV in the Partnership for Safe Water Program - Treatment Optimization Program means more than peer recognition at the Crown Water Filtration Plant in Westlake, Ohio.It’s the guidebook for process improvements, and it serves as an ideal training template for new operators joining the plant team.“With retirements and new people coming on board, Phase IV is an excellent way to explain the operation of the plant to new operators,” says Mark Petrie, plant manager. “It helps them get a better understanding of our operation.”The Crown plant achieved Phase III Directors Award status in the Partnership program in 2004
