National Geologic Map Database
General Information
- Title: Puerto Rico seismic data report of earthquakes located by the programs HYPO71 and HYPOELLIPSE, July 1, 1975 - December 31, 1977
- Author(s): Dart, R.L., Tarr, A.C., Carver, D.L., and Wharton, M.K.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Circular 821
- Publication Date: 1980
- Map Scale: 1:3,846,000
- Cross Section: None
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Additional Resources
- Links and Downloads:
- View the publication from the USGS Publications Warehouse
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- U.S. Geological Survey
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- Phone: (303) 202-4700 or 1-888-ASK-USGS
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.