California is apportioned 14x more water from the Colorado Basin than Nevada, Arizona 9x more [1]. Las Vegas has implemented several water conservation measures [2].
No need to revise... Las Vegas is no steward of environmental leadership.
They've been been among the fastest growing American cities since the 1980s. The impact on water useage has been substantial.
ProPublica has an excellent series online: propublica.org/series/killing-the-colorado
This is one of those issues no one wants to talk about & Vegas suburban sprawl the past 30 years is a big part of the problem. A few solar panels the city puts up is a nice try, but no dice Las Vegas!