California, Arizona and Nevada are urging the Trump administration to change course on the Colorado River. The states are calling for fixing infrastructure problems at Glen Canyon Dam.

A few Western lawmakers in the Senate and House of Representatives are leaning on the Trump administration to investigate, and possibly roll back, a plan to manage invasive species in the Colorado ...

In a blistering letter, water officials in Arizona, California and Nevada recently took the federal government to task for failing to plan adequate measures to protect crucial Glen Canyon Dam ...