Urban streams in semi-arid Denver have 2.5 times more streamflow than nearby grassland streams. Where is this extra streamflow coming from? Our tracer uses the fact that Denver’s tap water is imported ...

A few swaths of precipitation occurred across the country, including the Sierra Nevada, northwest California and western portions of Washington and Oregon, during the past week. Some high elevation ...

There is a cynical trick being played by some climate activists to promote misinformation and undercut the assessments of the Intergovermental Panel on Climate Change (IPCC) as they lobby for changes ...

Hydrological models represent water movement in natural systems, and they are important for water resource planning and ...

The Great Salt Lake, the largest saltwater lake in the Western Hemisphere, reached historic low levels in 2022, raising economic, ecological and public health concerns for Utah. New research from ...

Precipitation that arrived over the Feb. 7-8 weekend helped Idaho’s water supply — slightly. “We broke our dry streak. We got some precipitation,” said hydrologist Erin Whorton, Boise-based water ...

The Never Summer Mountains tower almost 13,000 feet above sea level on the west side of Rocky Mountain National Park, the regal headwaters of the Colorado River. Snowmelt and rainfall trickle ...

GROUND FROM THE STORM. MORE THAN TWO WEEKS AGO. BUT IF YOU THINK ABOUT IT, OUR PRECIPITATION THROUGHOUT THIS WINTER HAS BEEN FEW AND FAR BETWEEN. WE’RE ACTUALLY RUNNING WELL BELOW AVERAGE IN TERMS OF ...

A drought watch advisory has been issued for 28 counties in Virginia including the Shenandoah Valley. The advisories were issued due to rapid declines in the streamflow and groundwater levels due to a ...