Utah Water Science Center

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Filter Total Items: 23
Date published: October 28, 2021

Groundwater Flow to Colorado River May Decline by a Third over Next 30 Years

A new study projects that a hot and dry future climate may lead to a 29% decline in Upper Colorado River Basin “baseflow” at the basin outlet by the 2050s, affecting both people and ecosystems.

Date published: September 3, 2021

Media Alert: New Flood Warning Gage in Pack Creek near Moab Utah

A new rapid deployment U.S. Geological Survey flood warning gage has been installed in Pack Creek, 9 miles southeast of Moab, Utah, below the June 2021 wildfire burn area.

Date published: July 24, 2021

Great Salt Lake Reaches New Historic Low

The southern portion of the Great Salt Lake is at a new historic low, with average daily water levels dropping about an inch below the previous record set in 1963, according to U.S. Geological Survey information collected at the SaltAir gauge location.  

Date published: July 16, 2021

Great Salt Lake May Reach Historic Low Soon

The southern portion of the Great Salt Lake is just a couple inches above the historic low measurement taken in 1963, according to U.S. Geological Survey streamgage information collected at the SaltAir gauge location.  

Date published: April 19, 2021

Large Decreases in Upper Colorado River Salinity Since 1929

Salinity levels in the Upper Colorado River Basin, which covers portions of Wyoming, Colorado, Utah, Arizona and New Mexico, have steadily decreased since 1929, according to a new U.S. Geological Survey study analyzing decades of water-quality measurements.

Date published: March 18, 2021

Utah Gauge Celebrates 100 Years of Monitoring Streamflow

A U.S. Geological Survey streamgage near Hunstville, Utah is celebrating 100 years of monitoring streamflow on the south fork of the Ogden River. The streamgage has been monitoring water levels and flow since March 21, 1921, making it one of 25 centennial gauges in Utah. 

Date published: August 16, 2019

Groundwater in Moab Area Less than Previously Reported

A new assessment of groundwater resources in the Spanish Valley watershed in southern Utah shows an amount that is about 30–40% lower than previously reported, according to a U.S. Geological Survey report.

Date published: April 11, 2019

Salinity Cycles in Lower Colorado River Caused by Precipitation Patterns in Upper Basin

A new study shows that mysterious cycles in salinity in the lower Colorado River are a result of precipitation patterns in the headwaters of the upper basin more than a thousand river miles away. The salinity levels generally repeat about every 10 years.

Date published: March 18, 2019

Mercury Concentrations in Lake Powell Higher in Side Canyons

Mercury concentrations within Lake Powell are highest in side canyons within the lower portion of the reservoir, according to a new U.S. Geological Survey report. This finding is part of a study to better understand why mercury concentrations in striped bass are higher in the lower part of the reservoir.

Date published: November 20, 2018

View Sediment Core Collection on Lake Powell

Reporters: RSVP to Visit Coring Site on Lake Powell

Date published: June 25, 2018

Backcountry Travel for Science: Studying the Source of Groundwater in the Grand Canyon

When you think of a day in the life of a scientist, adventure may not be the first thing that comes to mind. However, many scientists find themselves in amazing locations where collecting data is physically challenging.