The Colorado River makes life possible in many Western cities and supports agriculture that sustains people throughout the country. Most of the river's water begins as snowmelt from the mountainous ...

The small mountain streams that feed many of the West's rivers may face a much drier future. A new study led by NAU researchers found that groundwater-fed streamflow, known as base flow, has been ...

Groundwater provides drinking water for millions of Americans and is the primary source of water to irrigate cropland in many of the nations most productive agricultural settings. Although the ...

Amid a historically hot year with record-low streamflow, the Denver Board of Water Commissioners is set to consider a ban on ...

The 2023 Colorado Water Plan mentions urban land use and urban growth patterns as high-impact drivers that influence Colorado’s water future. Colorado’s population is expected to increase from 5.77 ...

Altering streamflow can endanger the ecosystems that rely on it, but researchers have lacked data on how human infrastructure has impacted streamflow in the U.S. Now, a study has mapped streamflow ...

Solomon Tassew Erkyihun, PhD thesis Edie Zagona and Balaji Rajagopalan, principal investigators Ken Nowak and Jim Prairie, Bureau of Reclamation researchers Effective water resources planning and ...