The document introduces the isi EnvisionTM rating system for enhancing water infrastructure sustainability, emphasizing the need for projects to be socially, environmentally, and economically sustainable. It outlines a framework for assessing projects across various categories, encouraging community collaboration, and considering long-term adaptability through a whole systems design approach. Additionally, it provides details on project scoring, fees, and the importance of integrating sustainability practices into waterworks projects to improve overall quality of life.