News

New 3-dimensional models predict where high concentrations of arsenic and manganese are likely to occur in the glacial aquifer system, reports a new...

Two new intensive water-resources monitoring stations and a meteorological station were recently installed to monitor the hydrology, water-quality...

Emerald-green harmful algal blooms have become an all-too-familiar summertime sight in many U.S. lakes and reservoirs. A new study successfully...

Salinity levels in the Upper Colorado River Basin, which covers portions of Wyoming, Colorado, Utah, Arizona and New Mexico, have steadily decreased...

A new U.S. Geological Survey study provides an updated, statewide estimate of high levels of naturally occurring arsenic and uranium in private well...

A U.S. Geological Survey study of groundwater quality across the nation that began in 2013 now includes water-quality information for 18 of the most...

The U.S. Geological Survey and partners will inject a harmless, bright red fluorescent dye into the Kansas River at Eudora on March 31, weather...

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...

An estimated 4.1 million people in the lower 48 states are potentially exposed to arsenic levels that exceed EPA’s drinking water standards

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