The entire Colorado River basin is essentially running at critical levels.
Doesn't that mean mcone is correct, and the water isn't being diverted intentionally? The implication from the original comment seems to be humans are doing this on purpose, but the retort from mcone is that's misleading because there is no water and we couldn't fill it if we wanted to.
I am not an expert on this. I'm just reading the comments.
The answer is likely both: dry or drought conditions combined with high water usage leading to the river drying