Mexico will send more water to Texas to ease drought impacts but still owes over 800,000 acre-feet under 1944 treaty as officials plan long-term water plan ...

San Diego County communities have lamented public health impacts of sewage pollution in the watershed, which crosses from ...

In the 1930s, workers bored a 13-mile tunnel beneath Mt. San Jacinto. Here's a look inside the engineering feat that carries ...

Utah's snowpack season basically sums up what played out all across the West. Some states won big, while others nearly broke ...

Hantavirus, a respiratory virus spread by rodents, has been in the news recently. Experts explain what you need to know about ...

Utah is using a technology that can add more water to the state's supply. Others in the Colorado River basin are looking to ...

Lee Zeldin recognized Mexico's willingness to cooperate with the U.S. to clean up sewage in the Tijuana River, but had some ...

SAN DIEGO — Environmental Protection Agency Administrator Lee Zeldin’s trip Tuesday to this scenic family-friendly coastal tourist destination was ...

The barriers drew searing criticism from Texas immigrant rights advocates and Democratic lawmakers. Mexican officials say ...

Las Arenitas is an artificial oasis that recycles used water from the border city of Mexicali to regenerate ecosystems in the ...

The head of the EPA said Tuesday in San Diego that Mexico must stop the flow of billions of gallons of sewage and chemicals ...

The head of the Environmental Protection Agency says his agency will be providing Mexico a list to complete to stop the flow ...