U.S. Geological Survey

June 21, 2016--Study finds surprising source of Colorado River water supply (Cortez Journal)

Every spring, snow begins to melt throughout the Rocky Mountains, flowing down from high peaks and into the streams and rivers that form the mighty Colorado River Basin, sustaining entire cities and ecosystems from Wyoming to Arizona.


June 7, 2016--USGS map reveals long-term changes in America’s groundwater quality (Circle of Blue)

Chloride and nitrate concentrations are rising and arsenic levels are holding steady or falling. Those are two of the conclusions from a U.S. Geological Survey assessment of changes in the nation’s groundwater quality in the last two decades.


May 10, 2016--Groundwater a huge factor in sustaining Colorado River flows (Summit Voice)

Resource managers grappling with the vexing question of how to allocate Colorado River water to the thirsty cities, ranches and farms of the Southwest have some new food for thought. A new U.S.


March 17, 2016--The water data drought (New York Times)

As a nation, we have become disciples of data. We interview 60,000 families a month to determine the unemployment rate, we monitor how much energy we use every seven days, Amazon ranks sales of every book it sells every hour. Then there is water. Water may be the most important item in our lives, our economy and our landscape about which we know the least.


December 2, 2015--U.S. Geological Survey national water census: Colorado River Basin geographic focus area study (USGS)

The U.S. Geological Survey’s (USGS) concept of a national census (or accounting) of water resources has evolved over the last several decades as the Nation has experienced increasing concern over water availability for multiple competing uses.


July 28, 2015--Nation's capital sinking into the sea, study says (Burlington Free Press)

To some, the results of a study that concludes the District of Columbia is sinking is a physical manifestation of the political environment in the nation's capital. But new research from the U.S.


July 1, 2015--Water use for fracking has skyrocketed, stressing drought-ridden states (EcoWatch)

Fracking operations in the U.S. have gotten thirstier in the last 15 years, consuming more than 28 times the water they did a mere 15 years ago. A new study by the U.S.


June 27, 2015--World’s aquifers losing replenishment race, researchers say (New York Times)

From the Arabian Peninsula to northern India to California’s Central Valley, nearly a third of the world’s 37 largest aquifers are being drained faster than they are being replenished, according to a recent study led by scientists at the University of California, Irvine.


May 26, 2015--Study shows link between air, water pollution (Summit Voice)

Scientists say atmospheric releases of hormone-disrupting chemicals may be a big source of of pollution in streams and lakes.


April 23, 2015--Federal report finds major increase in earthquake activity in Colorado (Denver Business Journal)

Colorado is among a number of states that the U.S. Department of Interior found has increased seismic activity, according to the U.S. Geological Survey National Seismic Hazard Model report released Wednesday. The report points to the injection of wastewater from oil and gas operations into the ground as being a major cause of the uptick in earthquakes.


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