Down the drain

visit the site: Wheaton Sanitary District. This tour of a wastewater treatment plant is an example of a high-volume, public project. 1)How is capacity defined at a wastewater treatment plant? 2)Throughout the year, the demand on capacity can vary significantly. 3)How do they meet peak demand? 4)Provide a quantitative analysis from the available information. 5)What are the constraints involved in changing the capacity of a facility like this?