For the first time since Tempe Town Lake was completed in 1999,the 16-foot dam on the west end was deflated to make room for water released by Salt River Project. [azcentral.com | news]The rest of the article is current as it talks about the flooding across the state.
One thing I've noticed during this storm is that as the local news has shown people being rescued from thier stranded waterlogged vehicles the vehicles have gotten progressivly bigger in each case. The first was an SUV... couldn't tell if it was a Yukon, Expidition or what. This was followed by a Hummer H2 with 7 or 8 people in it, and the latest was an 18 Wheeler.
Lesson- NO VEHICLE is big enough to survive crossing the really swift currents of a flash flood!