Federal and state officials will meet in October to discuss Army Corps water authorities, Western water rights and committee bylaws.

Study finds severe droughts cut Upper Colorado River flows, raised water temperatures and increased salinity, with some effects lasting years.

Drought worsened in southwest Colorado and south-central Nevada, while a wetter pattern is favored for the Four Corners.

Arizona terminated five AgTech land leases in Yuma County after complaints about biosolids, flies, odors and impacts on farms and residents.

The U.S. and Mexico set new Colorado River rules through 2028, including water cuts, storage, salinity and environmental restoration.