The Navajo Nation, Hopi Tribe, Hualapai Tribe and other Tribes opposed the Big Canyon project and the two other Little Colorado River pumped storage proposals. Humpback Chub, Gila cypha, George ...

FLAGSTAFF, Ariz.—The Federal Energy Regulatory Commission has accepted a preliminary permit application for a 24-story dam spanning the Little Colorado River gorge on the Navajo Nation. The proposed ...

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 ...