News

Editor:  In the public interest and in accordance with Federal Aviation Administration regulations, the USGS is announcing this low-level airborne...

Residents and visitors may witness a low-flying airplane above the broader Iron Mountain-Escanaba-Marquette region starting at the beginning of April...

The reliability of arsenic testing for drinking water in Minnesota depends on how and when well water samples are collected, according to a new U.S...

The first great geologic expeditions of the United States set off in the mid-1800s, equipped with mules, rifles, and early scientific instruments...

A regional assessment of untreated groundwater in the Cambrian-Ordovician aquifer system, which includes parts of Minnesota, Wisconsin, Michigan, Iowa...

Oxygen levels, dissolved minerals among factors responsible for high concentrations of radium in untreated water from aquifer that underlies six...

A deadly amphibian disease called severe Perkinsea infections, or SPI, is the cause of many large-scale frog die-offs in the United States, according...

Both precipitation and groundwater withdrawals, among other factors, influence lake-water levels in the northeast Twin Cities metropolitan area, and...

The public is invited to attend a free, family-friendly open house at a local U.S. Geological Survey center for ecology research on Saturday...

A carbonatite here, a glacial moraine there, a zig-zagging fault or two, even a behemoth of a batholith. The geology of the 50 States is an enormous...