Water scarcity drives US communities toward smarter use recycling (Bloomberg News, March 24, 2014)

This article talks at length about the need to change our current single pipe distribution system and how much water we are not reusing. Although it does emphasize the need to change our approach and the need to recycle our water for various non-potable reuse applications as well as potentially potable ones, it does not elaborate on the expense of doing so other than mentioning that these efforts will increase water costs substantially.