in my limited understanding, colorado is authorized ~ 3.86 Million acre feet, but usually takes only ~ 2 million acre feet. Thus, the state could just about double its take within the compact. California has been getting a lot of free water - that may be ending.
That would explain this:
http://www.freerepublic.com/focus/f-news/2058828/posts
and it ain’t gonna be even as cheap as piping water in from hundreds miles away.
google {two forks dam project} The greenies and anarchists are always there to stop it.