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Start Over You searched for: Author National Geophysical Data Center Remove constraint Author: National Geophysical Data Center Subject geoscientificInformation Remove constraint Subject: geoscientificInformation Bounding Box -40.000931 39.999015 -39.999064 40.000987 Remove constraint Bounding Box: -40.000931 39.999015 -39.999064 40.000987

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1. Global GIS : Earthquake epicenters (1973-2003)

Datasets Harvard University Public content
1973. American Geological Institute, Geological Survey (U.S.), Environmental Systems Research Institute (Redlands, Calif.), National Earthquake Information Center, and National Geophysical Data Center. This datalayer is a point coverage representing earthquake epicenters (1973 through March, 2003). Historical data for this layer were derived from:... American Geological Institute.

2. Global GIS : Significant earthquakes (2150 B.C. until 1994 A.D.)

Datasets Harvard University Public content
Geological Survey (U.S.), National Geophysical Data Center, and National Earthquake Information Center. This shapefile includes points which represent locations of significant historical earthquakes worldwide documented from 2150 B.C. until 1994 A.D. ... American Geological Institute.