9-2 Case Study: Flushing It Down the Drain

Visit the site: Wheaton Sanitary District.

http://www.wsd.dst.il.us/

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