The long-term drying of the American Southwest poses a gathering and measurable threat to hydropower generation in the Colorado River basin. Should Lake Mead, the reservoir formed by Hoover Dam, ...

The final image captured by the recently decommissioned Landsat 7 satellite shows how "Sin City" has nearly doubled in size ...

As the Colorado River shrinks due to drought and climate change, the negotiators must decide who will take less water — and they need to do so in the next few months.

The Senate proposal, which could greatly affect outdoor recreation in the West, is facing strong pushback from ...

State water leaders appear to be coalescing behind a new proposal for sharing the Colorado River after talks were stuck in a ...

Extreme heat warnings were in effect for parts of California, Arizona, and Nevada from the National Weather Service.

The Trump administration is backing a controversial California groundwater pumping scheme as a possible supply for arid ...

Here is a late-breaking flash from a new study released last week at the University of Arizona: Westerners use too much water.

State officials acknowledged Wednesday that data from recently published wildfire hazard maps could be factored into reviews ...

LAS VEGAS — Lake Mead is 8 feet lower than it was a year ago, and officials are making more adjustments to help boaters who are ready to get out in the water this summer.After adding a new courtesy ...

SALT LAKE CITY (AP) — The “No Kings” protest in Salt Lake City was struck by violence when a man allegedly brandished a rifle near the crowd, prompting someone nearby to fire three shots, hitting that ...

Officials from Colorado laid out the proposal, which they are calling a supply-driven approach, that sets the amount of water ...