Epicenters of Pennsylvania Earthquakes


Magnitudes of Earthquakes

Legend
Richter Magnitude Scale

Data Explanation

This map shows ...

Comparative Data

3 Strongest Earthquake Events 3 Weakest Earthquake Events
Place (County) Date Magnitude Place (County) Date Magnitude
Greenville (Mercer) 9/25/1998 5.1 Pineville (Bucks) 3/11/1997 1.6
Sinking Spring (Berks) 1/16/1994 4.6 Sinking Spring (Berks) 5/11/1993 1.6
Marticville (Lancaster) 4/23/1984 4.2 Conestoga (Lancaster)
Lancaster (Lancaster)
Schuylkill Haven (Schuylkill)
7/17/2001
3/22/2000
8/17/1995
all 1.8

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