Arizona is gearing up for a potential legal showdown to safeguard its water rights amid growing tensions over the Colorado ...

The committee also voted in support of two bills that would allow groundwater pumping regulations in protected areas to be ...

The result is that the federal Colorado Basin River Forecast Center is now predicting that April through July flows into ...

The Bureau of Reclamation will pay $86.7 million toward Tucson's new water treatment plant, which will stretch the city's ...

Arizona has already gone through a long ... these reductions would amount to less than 4% of the Colorado River water Tucson receives in a year. "The city's current Colorado River water allotment ...

January's Colorado River basin snowpack is about normal, but without a snowy late winter, Arizona will likely see sustained water cuts on the river.

Snowpack in the upper Colorado River basin is slightly less than normal for this time of year, meaning Arizona could see sustained water cuts through 2026. Though trends could change through the ...