This document discusses water and wastewater treatment requirements and systems for hospitals. It provides details on typical daily water requirements for hospitals based on number of beds, including fresh water, recycled water, and treated water needs for various contact and non-contact purposes. It also presents a case study of water requirements and systems for a 70 bed hospital in Tambaram. Cost analyses are given for capital and recurring costs. Water usage and a typical wastewater treatment system layout are depicted. Concerns and solutions regarding odor, operations and maintenance, contamination prevention, and hygiene are addressed.