Dillsburg Earthquakes

Open-File Miscellaneous Investigations Report 09-01.0: The 2008-2009 Earthquake Swarm Near Dillsburg, Pennsylvania

by Won-Young Kim,¹ Mitchell Gold,¹ Charles Scharnberger,² Jeri Jones,³ and Helen Delano⁴

1. Lamont-Doherty Geological Observatory of Columbia University, Palisades, NY 10964
2. Millersville University, Millersville, PA 17551
3. Jones Geological Services, Spring Grove, PA 17362
4. DCNR, Pennsylvania Geological Survey, Middletown, PA 17057

This report contains information on the earthquake swarm that occurred in Dillsburg, York County, Pennsylvania, beginning in October 2008. Data on microearthquakes were collected by an array of portable seismographs placed and operated by Lamont-Doherty Geological Observatory of Columbia University from October 24 to December 11, 2008. Results and interpretations based on these data are presented.

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• Open-file report (PDF* 2.19 MB); opens in a new window.
  
  Suggested Citation: Kim, Won-Young, Gold, Mitchell, Scharnberger, Charles, and others, 2009, The 2008-2009 earthquake swarm near Dillsburg, Pennsylvania: Pennsylvania Geological Survey, 4th ser., Open-File Report OFMI 09–01.0, 20 p., Portable Document Format (PDF).

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