How is BP's gulf cleaning coming along?

I just saw a commercial paid for by BP of a local business whose rental business took a gigantic hit, giving a pretty solid testimonial of how well BP has done right by them (with a disclaimer that the owners were not compensated for their appearance).

It was a nice spot, but I was wondering how they’re actually doing. Is there a watchdog group that is keeping track of everything?

Here’s an update from the University of South Florida: