An initiative of the Center for Environmental Journalism at the University of Colorado Boulder

Ruedi Reservoir on the Fryingpan River photo

Ruedi Reservoir at lowest level in two decades

Ruedi Reservoir on Colorado's Fryingpan River is 54% full and at its lowest level in 19 years.

Arizona’s future water shock

Smaller cities. Soaring water prices. Scorched desert towns.

Decades later, abandoned mines continue to haunt Colorado’s waterways

According to a 2017 study, there are over 23,000 abandoned mines across Colorado and 1,800 miles of streams that are impaired due to pollutants related to acid mine drainage.
Hydroelectric turbine at Glen Canyon Dam photo

Powell’s looming power problem

Drought and demand threaten a critical component of the Western grid as Lake Powell approaches minimum power pool for the first time.
Yampa River photo

Tri-State, Xcel, Colorado eye Yampa River water for “green hydrogen” projects

The Yampa Valley’s existing coal-fired plants have strong water portfolios that could be used to create green hydrogen or another storage technology called molten salt.

Photos and videos: Rio Chama rafting, May 2023

This page features photos and videos from a wilderness rafting trip on the Rio Chama in northern New Mexico. The Rio Chama is a major tributary of the Rio Grande...

Photos: Fishing on the Green River

This page features fishing on the Green River in Utah. The Green River flows through Wyoming, Utah and Colorado, running 730 miles downriver before connecting with the Colorado River. About...

Quarry in Marble facing scrutiny from federal, state regulators in wake of diesel spill

The operator of Marble’s famed Yule quarry, is facing scrutiny and possible penalties from federal and state regulators after an October diesel spill that shut down operations for nearly two months.

Tribal breakthrough? Four states, six tribes announce first formal talks on Colorado River negotiating...

Four states have embarked on formal meetings to negotiate jointly with some of the largest owners of Colorado River water rights: tribal communities.

Data viz: Lake Powell levels

Last update: September 21, 2022 Percent of total capacity Source: US Bureau of Reclamation