U.S. Department of the Interior

It's not clear yet how the money would be distributed among several states in a river basin where political fights and an impasse over how to share water long-term have persisted even during historic drought.

A federal hydrologist appeared to be momentarily at a loss for words Thursday as he described how dire the latest forecast has gotten for how much water will flow through the Colorado River Basin this summer.

President Donald Trump is withdrawing his nomination of the head of the hospitality company Delaware North to lead the National Park Service.

The 9th US Circuit Court of Appeals has rejected an attempt by Arizona Republicans to nullify a nearly million-acre national monument near the Grand Canyon.

Federal water managers say Lake Powell's level could drop low enough to impact power production at Glen Canyon Dam by the end of the year as drought conditions worsen across the Colorado River Basin.

The proposals range from "no action" to a scenario that might result in water cuts to the lower-basin states, including Arizona. One option would incentivize states and water users to proactively conserve the river.

The Trump administration, which has railed against what it describes as "woke" policies, removed MLK Day and Juneteenth from the 2026 list of fare-exempt days for visitors at dozens of national parks.

The National Park Service says it is going to start charging international tourists an extra $100 to enter some of the most popular U.S. parks.

The Trump administration is initiating formal meetings with tribes in the Southwest as it considers revoking a 20-year ban of oil and gas development across of hundreds of square miles of federal land surrounding Chaco Culture National Historical Park.

A former Grand Canyon National Park superintendent warned that understaffing could put “nationally important, irreplaceable resources” at risk if the park stays open during a government shutdown.