An Assessment of Seismic Monitoring
in the United States

Requirement for an Advanced
National Seismic System

By U.S. Geological Survey

U.S. Geological Survey Circular 1188

Version 1.0

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U.S. Geological Survey Circular 1188 (0.8-MB PDF file)

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U.S. Department of the Interior | U.S. Geological Survey URL: https://pubsdata.usgs.gov/pubs/circ/1999/c1188/ Questions or Assistance: USGS Web Contact Page Last Modified: Wed Nov 23 12:16 EST 2016