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 ...

For the first time, scientists have mapped groundwater variables nationally to understand which aquifers are most vulnerable to contamination from orphan wells. Oil and gas wells with no active owner ...

Worldwide, natural resource agencies and officials have counted the number of shared groundwater aquifers flowing beneath the U.S.-Mexico border at 11, a Texas A&M AgriLife press release detailed. New ...

As you fly over central and western Kansas, you’ll notice distinctive circles in the agricultural fields below. Some might interpret these patterns as evidence of extraterrestrial activity, but ...

Base line methods focus on understanding production practices from a perspective of potential impacts on the physical and geochemical properties of regional aquifers. Base line measurements are best ...

This story is a part of Understanding Southern Colorado's Groundwater, an occasional series from KRCC about groundwater resources. Read more stories here. As more people move to parts of Southern ...

We received the following advisory from the U.S. Geological Survey. LANSING, Mich. — As part of a U.S. Geological Survey water-monitoring project, low-level helicopter flights are planned over ...