The USGS has revealed than around 71 to 95 million Americans may rely on groundwater supplies with detectable levels of PFAS.

The research is funded under the USGS Earth Mapping Resources Initiative ... depths over 1,000 feet below the surface," the ...

according to the U.S. Geological Survey (USGS). In response, the agency has released a new nationwide landslide susceptibility map that provides a highly detailed, county-by-county picture of where ...

A recent report by the US Geological Survey (USGS) shows that much of Connecticut’s public groundwater supply areas, including areas that provide water to the state's largest cities, have a high ...