A 2.8-magnitude earthquake hit a section of northeastern Pennsylvania on Tuesday afternoon, according to the United States Geological Survey. The earthquake was reported 10 kilometers north ...

LANCASTER, Pa. — A low-flying airplane or helicopter will be visible as early as this weekend as the United States Geological Survey (USGS) launches a new survey of parts of Pennsylvania ...

The USGS tested 161 Pennsylvania rivers and streams for PFAS, and found 76% contained one or more types of the chemical. The highest concentrations of PFAS were found in high-population areas, ...

Part of the Earth Mapping Resources Initiative – a nationwide collaboration between the U.S. Geological Survey and state geologists – the data will help researchers to develop geologic maps in ...

Observations on the geology of York County, Pennsylvania, by Thos. G. Clemson, read October 29, 1834"--13 p., at end of pt. 1. The principal object of the society was to promote the establishment of a ...

The Pennsylvania Water Science Center run by the U.S. Geological Survey in Fairview Township has been on DOGE’s website since Feb. 26.

The East Broad Top Archives will host a special lecture on the geology of Broad Top Mountain on Saturday, June 14. Clifford H. Dodge, retired Senior Geologist of the Pennsylvania Geological Survey ...

The body of a Pennsylvania woman believed to have fallen into a fresh sinkhole this week while searching for her cat has been found in a long-abandoned ... according to the US Geological Survey. ...