Geography

Despite a drought and below-normal reservoir levels, communities remain split on permanent outdoor watering restrictions.

Drought and climate change are raising concerns that a century-old compact that divided the river’s waters could force unwelcome cuts in use for the upper watershed.

Call it the winter that wasn’t. Throughout Colorado a record-warm and dry winter has come to a close. Attention now pivots to spring and the potential for additional snow to...

Should Colorado River water be used to grow alfalfa or subdivisions in the Phoenix metropolitan area?

Beaver reintroduction and restoration can help with some of the West's most profound water problems, both in terms of quantity and quality. A trial program is underway at Caribou Ranch in Boulder County.

This page features drone-captured photos and videos of Twin Lakes in central Colorado. The Twin Lakes are alpine lakes near the headwaters of the Arkansas River that were carved by...

Upper Basin states that created their own drought contingency plan still haven’t agreed on the biggest, most controversial element of the plan.

A prototype web tool uses historical data to give river users and water managers the ability to check an entire season’s flow forecast.

At the heart of a potential program is a reduction in water use in an attempt to send up to 500,000 acre-feet downstream to Lake Powell to bolster thereservoir and meet 1922 Colorado River Compact obligations.

A statewide public effort to determine whether Coloradans should engage in perhaps the biggest water conservation program in state history enters its second year of study this summer, but the complex, collaborative effort on the Colorado River has a long way to go before the state and its water users can make a go/no-go decision, officials said.