The AP asked the 11 agencies or departments that use the most water how their consumption over the first half of this year compared to the same period in 2013.

Only four could provide comprehensive data for water use in buildings they manage, in some cases taking several weeks to produce the information. Others pulled a smattering of utility bills from a few sites only after being contacted — data they acknowledged was not sufficient to gauge the effectiveness of conservation efforts.

http://www.dailynews.com/article/20140727/NEWS/140729523