Dry spring weather is causing plants to use more snowmelt, reducing Colorado River streamflow. This explains why runoff ...

The rejection announced on March 20 was the first in 81 years of cooperation over the dwindling flow from the river. The ...

The Trump administration’s unprecedented decision to deny a delivery of water to Mexico is raising alarm among experts, who ...

Whether the low reservoir storage will eventually lead to cutbacks in water use, will depend on what the weather is like in ...

The city extended the area where erosion reviews for new development along the sensitive riverbank must take place.

Two reservoirs, five pumping stations, 61 miles of canals, 92 miles of tunnels, and 84 miles of buried conduit funnel water from Arizona to Los Angeles From the beginning, Mulholland and chief ...

The amount of snowmelt expected to reach the key reservoirs on the Colorado River this spring is far below the median of the last two decades, despite near-normal snowpack levels and heavy March ...

How states dependent on the Colorado River are struggling to strike a long-term agreement Years of overuse combined with rising temperatures and drought have meant less water flows in the Colorado ...

Winter is drawing to a close, and with it, so are the chances of boosting snowpack across the Colorado River Basin. The mountains in Colorado, Utah, New Mexico and Wyoming saw a cluster of storms ...

California, Arizona and Nevada are urging the Trump administration to change the federal government’s approach to Colorado River water shortages. The three states say new rules should include ...