Welcome to the Lamont-Doherty Cooperative Seismographic Network (LCSN) Home Page!

 Here you will find information about the Lamont-Doherty Cooperative Seismographic Network (LCSN), along with information on earthquakes in the Eastern United States and seismology.

You can access this information by selecting one of the buttons to your left. We hope you will find this site interesting and informative. If you have any suggestions for additional information that we should include, please contact  Webmaster.   For earthquakes in other parts of the world as well as more information about the Earth Sciences can be found at Advanced National Seismic System (ANSS)  web site or by navigating through other web site links provided here.

Regional Bulletin and Waveform Data

• Finger Quake for Recent Seismic Events in the Northeastern U.S.
  
• ANSS-NE Recent Earthquakes in the Northeastern U.S.
  
• ANSS Recent Earthquakes in the U.S. or World
  
• NEIC/USGS Recent Earthquake Bulletin.(new pop up window)
  
• LCSN Waveform Data Request.*
  

View Live Seismograms

• View Current Seismograms Recorded at LCSN Broadband Stations
• View Archive Seismograms Recorded at LCSN in 2010.
• WebSeismogram Archive  

Recent Earthquakes

• 08/23/2011, 17:51:04 (UTC) * near Mineral, VA, Mw=5.8 *
• 08/22/2010, 16:41:47 (UTC) West Valley, NY, Mc=2.0
• 04/24/2009, 05:36:48 (GMT) Dillsburg, Pennsylvania, Mc=2.9
• 02/03/2009, 03:34:19 (GMT) Rockaway, New Jersey Mc=3.0
• 10/05/2008-10/23/2008 (GMT) Dillsburg, Pennsylvania
• 09/22/2006, 10:39:21 (GMT) (06:39:21 EDT), Bar Harbor, Maine (Acadia National Park)
• 04/20/2002, l0:50 (GMT) Au Sable Forks, New York, Mw(LCSN)=5.0
  
• Archive (If event is not listed check here)  

Did You Feel the Recent Earthquake in the Northeastern United States?

• A Community Internet Intensity Map (US/Northeast) (Outside US) Click here to fill out a survey describing; when, where and how you felt the earthquake.
  
• The ShakeMap (Instrumental Intensity Map) This is preliminary LCSN ShakeMap under development.
  

LCSN Earthquake Catalogs and Waveform Data

• Search LCSN Earthquake Catalog and Plot
  
• LCSN Database/waveform archive (1999-current)
  

Earthquake Catalogs, Bulletins, and Other Information

• * Metadata for LCSN Waveform Data (DATALESS_SEED volume) * Click to download the file (9.0 Megabytes, 09/12/2011)
• Northeastern US Seismicity Map (1990-2010), PDF
  
• Northeastern US Seismicity Map (1990-2010), JPEG 300 dpi
  
• Northeastern US Seismicity Map (1990-2010), JPEG 600 dpi
  
• ISC Bulletins in PDF
• Go to Information Archive (Older items)  

News

• * A new seismographic station at West Valley, New York  * NYSERDA Press Release
  
•  LCSN Waveform Data Calibration, July 2010    Errors in gain constant correced.
  
• Earthquake Catalog - greater New York - Philadelphia area (by Sykes and others)
  
• News Archive (Older items)