Authorized in 1956 and built by the U.S. Bureau of Reclamation, Glen Canyon Dam flooded Glen Canyon in 1963 with the reservoir water of Lake Powell.

Water could soon return to another dry stretch of the Santa Cruz River, thanks to an effort by Pima County and others to use ...

Tucson has received a significant boost in its fight against per- and polyfluoroalkyl substances (PFAS) contamination with an ...

Residents living near a mega-mine slated for the Patagonia Mountains south of Tucson say they’re seeing changes to their ...

Conservation groups are suing the Trump administration for waiving environmental laws to expedite new border wall ...

Tucson is taking significant steps to secure its water supply amidst ongoing PFAS contamination challenges. The City of Tucson has received an initial $4.8 million payment ...

A group of community members in Corona de Tucson is teaming up with the University of Arizona to track air quality in ...

The National Park Service is temporarily suspending advance reservations for tours of the USS Arizona Memorial at Pearl ...

The Bureau of Reclamation released its report investigating the death of a 3-year-old Butte boy, Landon Haight, April 23, as the result of a dock accident at Shannon Boat Launch on Canyon Ferry ...

View the latest weather forecasts, maps, news and alerts on Yahoo Weather. Find local weather forecasts for Tucson, United States throughout the world ...

In 2023, in the United States, the Southern Nevada Water Authority voted to accept a $2.4 million grant from the U.S. Bureau of Reclamation to fund cloud seeding in Western states whose rivers ...