Drought and demand threaten a critical component of the Western grid as Lake Powell approaches minimum power pool for the first time.
Colorado Stone Quarries must rehabilitate streams they illegally diverted in 2018, but some say even more needs to be done.
This page features aerial photos of the Granite Reef Underground Storage Project (GRUSP), near Mesa, Arizona. Roughly four miles downstream from the Granite Reef Diversion Dam, the GRUSP is a...
A new agreement calls for Western states to leave their drinking water in the reservoir — and act as if they didn't.
The Bureau of Reclamation and the Upper Basin states have drawn up a proposed framework to create plans to maintain Lake Powell water levels.
This page features photos of the Central Arizona Project (CAP) canal, a cornerstone of Arizona's water supply. Created in 1968 by the Colorado River Basin Project Act, the CAP is...
This page contains photos from the Laboratory of Tree-Ring Research in the University of Arizona’s College of Science. The Laboratory of Tree-Ring Research is a global hub of dendrochronology: the...
Carbondale and the Roaring Fork Conservancy are finalizing funding to restore a half-mile stretch of the Crystal River and 18 acres of riparian habitat.
The Biden administration has released a plan to accelerate removal of lead water pipes and lead paint from U.S. homes.
Western cities are using new tactics to address shrinking water supplies due to drought and population growth.