Pretty damned good.
As per usual, you can find this on Netflix instant streaming.
I'll be rethinking my bottled water purchases from now on, primarily based on the chemical content of the bottles themselves, and what can be leached into the water itself.
My wife buys a case of bottled water for her and my stepson every week and I've always refused to drink them. I think it's a waste of money and this movie has reinforced it.
Usually when I watch docs, I always try to avoid propoganda and such. But this movie seemed to not really go into scare...