GIS Data
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Maps showing composition of surficial sediments on the insular shelf of southwestern Puerto Rico
The limited availability of onshore sand deposits for use in construction appears to be a future major problem in Puerto Rico (U.S. Bureau of Mines, 1972; Committee on Puerto Rico and the Sea, 1974). Consequently, the mining of offshore sand deposits as supplemental sources of construction aggregate may becom e necessary. For this reason, the U.S. Geological Survey and the Department of Natural Re
Maps showing geology and shallow structure of eastern Rhode Island Sound and Vineyard Sound, Massachusetts
This report presents results of marine studies conducted by the U.S. Geological Survey (USGS) during the summers of 1975 and 1976 in eastern Rhode Island Sound and Vineyard Sound (fig. 1) located off the southeastern coast of Massachusetts. The study was made in cooperation with the Massachusetts Department of Public Works and the New England Division of the U.S. Army Corps of Engineers. It covere
Maps showing geology and structure of the Bigelow area, northwest Adirondacks, New York
No abstract available.
Maps showing geology of East and West Flower Garden Banks, northwest Gulf of Mexico
No abstract available.
Maps showing kinds and sources of environmental geologic and geophysical data collected by the U.S. Geological Survey in the Baltimore Canyon trough area
Exploration for petroleum on the Continental Shelf and Slope off the eastern United States has generated great interest in the quantity and quality of data available to evaluate the nature and magnitude of possible geological enveironmental hazards. This set of maps presents a compilation of publicly available geological and geophysical data acquireed by the U.S. Geological Survey (USGS) in the B