San Juan, Puerto Rico : Department of the Interior, U.S. Geological Survey, 1987
Resource Type:
Map
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Full Title:
Elevation of the water-table surface for the alluvial aquifer and hydrologic conditions in the Santa Isabel-Juana Diaz area, Puerto Rico, March 1986 / by Angel Roman-Mas and Orlando Ramos-Gines
Relief shown by contours and spot heights. Depths shown by isolines and soundings. "Prepared in cooperation with the Puerto Rico Department of Agriculture." Includes text and index map.