Where to Put the Generator (and What About Water?)
Eric Holdeman's Blog (Emergency Management: Disaster Zone)

11/5/2012:  The two commodities we need most in a disaster in order to continue operating is electricity and water.  Water is a basic need that sustains life and in other applications cooling for computers or people.  In hospitals it is a basic need to eliminate the possibility of infection and just plain old sanitation.

Sandy has pointed out how when a disaster hits an urban area what happens when the water and electricity stop flowing.  Several hospitals closed.  One for power and the other for a lack of water.  I’m also just guessing the availability of staff was also an issue since the “normal” commute was out the window.  My nephew who works in Manhattan and lives in the Brooklyn took a taxi to get to work in the morning, a journey that took three hours.  To get home he waited for a bus and then ended up walking home, which took four hours…