Just guess the exact time that the castle rock cut will open... or uhh, when water from warmcreek touches wahweap bay water.
Deadline for submitting your guess is June 1, 2008 or when the elevation of Lake Powell reaches 3610, whichever comes first
i'd enter, but i am an aramark employee... ohh well
http://lakepowell.water-data.com/crcc.php