Unified Interior Regions

Puerto Rico

We conduct impartial, multi- and interdisciplinary research and monitoring on a large range of natural-resource issues that impact the quality of life of citizens and landscapes of the Southeastern United States and the Caribbean region.

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April 8, 2020

Aggregates Data by State, Type, and End Use; 1971–2016

This data set contains supplemental aggregates data for the USGS Minerals Yearbook Volume II—Area Reports: Domestic. It contains data for the years 1971 through 2016 and replaces the discrete construction aggregate tables that were included in the individual State chapters prior to 2014. It contains

3D map illustrated to show the seafloor depths north of Puerto Rico with labels identifying features like ridges and fissures.

Seafloor map of Puerto Rico Trench

A NOAA image of the bathymetry north of Puerto Rico. Two ancient submarine landslides are visible as head scarps (labeled Loiza and Arecibo Amphitheaters). Seafloor fissures are indicated by black arrows, and dashed lines outline debris flows from past failures. Map annotated by Uri ten Brink, USGS