Latest Earthquakes in Pennsylvania
Live map and archive of seismic activity in Pennsylvania, United States.
Pennsylvania, United States Activity Report
M1.5+Largest Measured Events
Filtered Statistics
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Major Cities
Common Questions about Earthquakes in Pennsylvania
How often does Pennsylvania have earthquakes?
Earthquakes in Pennsylvania can range from tiny local tremors to stronger regional events. The filtered statistics section above helps you judge how often they occur across different time windows.
Have there been significant earthquakes in Pennsylvania recently?
Switch the magnitude filter to significant if you only want to review stronger recent earthquakes in Pennsylvania. This is a fast way to surface high-impact events.
What was the largest recent earthquake in Pennsylvania?
Look at the largest-event cards and sort the event list by magnitude to spot the strongest recent activity. For older events, use a custom date range to explore the archive.
How far back does the earthquake data go?
Our wider archive reaches back to 1900. To keep the page responsive, the visible event list is limited to the 2000 best matches for the current filters.
This page is automatically generated with data from USGS, is not quality controlled and may not update in a timely manner. You accept all risks and responsibility for losses, damages, costs and other consequences resulting directly or indirectly from using this site and any information or material available from it. USGS.