Hard Water: Politics And Water Supply in Milwaukee, 1870-1995 by educator and urban studies specialist Kate Foss-Mollan is the documented and historical account of the water supply of Milwaukee, Wisconsin. Foss-Mollan blends urban history, technology, biology, research, and political science into a remarkably intriguing and informative saga. From conflicts over supplying poor neighborhoods to partisan debates regarding the necessity of a filtration plant, Hard Water spans over a century with an eye-opening account of the wrangling, machinations, and more - all about a seemingly simple drink of water. This book is very highly recommended for American urban studies reading lists.