For those of you who are questioning charity: water, it gets a really good rating of 67.32/70 on Charity Navigator. 87.2% of its revenue goes towards program expenses, 5.2% for administrative overhead, and 7.5% for fundraising expenses. Those numbers are for the 2011 tax year.

http://www.charitynavigator.org/index.cfm?bay=search.summary...