Lancaster and York, as well as in northern Maryland. In 2019, there were 14 earthquakes at or above 1.0 magnitude in Pennsylvania, according to the United States Geological Survey (USGS).

In Pennsylvania, the project area also includes ... “This information will help researchers develop geologic maps in three dimensions, which can provide scientists with the framework needed ...

LANCASTER, Pa. (WHTM) — Multiple row homes that were condemned due to a “geological anomaly ... The American Red Cross of Greater Pennsylvania is assisting the four adults and two children ...

Within Pennsylvania sits the Reading-Lancaster seismic zone, which is responsible for many of those tremors. The map below shows the location of past earthquakes reported around Pennsylvania and ...