The LA Times online requires a subscription, but here's a CBS link to the story:
http://cbs2.com/local/local_story_271113937.html Quoting - "In a legal agreement, the DWP agreed in 1997 to recharge the aquifer and create and sustain healthy and diverse habitat for fish, waterfowl and shorebirds, as well as stands of cottonwood and willows, by mid-2003."
Now it appears the DWP will have to act - it's exciting to think a place already so beautiful could be improved.