Water managers from the seven states that share the Colorado River have blown a deadline given to them by the federal ...

Understanding floods could also be key to unlocking an instream flow protection strategy for the Crystal River that would claim a certain amount of spring runoff in high water years for the benefit of ...

A “peaking” instream-flow water right would keep in the stream all of the water not claimed by someone else during years with high spring runoff, thereby maintaining these periodic floods, which are ...

Thank you for your support of Aspen Journalism! Your support made this work possible. Thank you. The results of water quality testing on Lincoln Creek show that the waterway is toxic to fish and that ...

The penstocks and main building at the Shoshone hydropower plant, which is owned by Xcel Energy and uses water diverted from the Colorado River to produce electricity. The River District and Front ...

Wilderness watersheds and wildfire risk. Murky legal territory around river access. Increasing immigration enforcement netting more people without criminal records. In this edition of The Roundup, we ...

As miners followed silver veins into the earth, large caverns, or stopes, were opened and stabilized by post-and-beam frameworks processed at Aspen sawmills from wood harvested from clearcut local ...

CPW sampling on the Colorado River found zebra mussel veligers. The river is now considered “positive” for zebra mussels from its confluence with the Roaring Fork River to the Utah state line. Credit: ...

Lake Powell at Wahweap Marina as seen in December 2021. Dwindling streamflows and falling reservoir levels have made it more likely that what some experts call a Colorado River Compact “tripwire” will ...

No trespassing signs line a section of the Fryingpan River flowing through private property upstream of Basalt. The Fryingpan is a popular stream for anglers, though public access is limited. Credit: ...

Afternoon rush-hour traffic at Aspen’s roundabout as cars leave town, driving downvalley on Highway 82. Communities that are an hour or more away from Aspen by car saw the most robust population ...

Wyoming rancher Freddie Botur walking across rocks that form the diversion structure at his headgate on Cottonwood Creek, a tributary of the Green River. Botur was paid to let water flow past these ...