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Federal
U.S. Hourly Precipitation Data 210 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Hourly Precipitation Data (HPD) is digital data set DSI-3240, archived at the National Climatic Data Center (NCDC). The primary source of data for this file is... -
Federal
National Flood Hazard Layer (NFHL) 162 recent views
Department of Homeland Security —
The National Flood Hazard Layer (NFHL) is a compilation of GIS data that comprises a nationwide digital Flood Insurance Rate Map. The GIS data and services are... -
Federal
U.S. Monthly Climate Normals (1981-2010) 86 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Monthly Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as... -
Federal
FWS Critical Habitat for Threatened and Endangered Species Dataset 69 recent views
US Fish and Wildlife Service, Department of the Interior —
When a species is proposed for listing as endangered or threatened under the Endangered Species Act, the U.S. Fish and Wildlife Service must consider whether there... -
Federal
EPA Facility Registry Service (FRS): Wastewater Treatment Plants 41 recent views
U.S. Environmental Protection Agency —
This GIS dataset contains data on wastewater treatment plants, based on EPA's Facility Registry Service (FRS), EPA's Integrated Compliance Information System (ICIS)... -
Federal
U.S. Daily Climate Normals (1981-2010) 38 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Daily Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as... -
Federal
U.S. Hourly Climate Normals (1981-2010) 37 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The U.S. Hourly Climate Normals for 1981 to 2010 are 30-year averages of meteorological parameters for thousands of U.S. stations located across the 50 states, as... -
Federal
USEPA Environmental Quality Index (EQI) - Air, Water, Land, Built, and Sociodemographic Domains Transformed Variables Dataset as Input for the USEPA EQI, by County for the United States 34 recent views
U.S. Environmental Protection Agency —
The US Environmental Protection Agency's (EPA) National Health and Environmental Effects Research Laboratory (NHEERL) in the Environmental Public Health Division... -
Federal
USGS Water-Quality Data for the Nation - National Water Information System (NWIS) 34 recent views
U.S. Geological Survey, Department of the Interior —
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the... -
Federal
Collection High Resolution Orthoimagery - USGS National Map Downloadable Data Collection 30 recent views
U.S. Geological Survey, Department of the Interior —
USGS high resolution orthorectified images from The National Map combine the image characteristics of an aerial photograph with the geometric qualities of a map. An... -
Federal
Hazmat Routes (National) 19 recent views
Department of Transportation —
The Federal Motor Carrier Safety Administration (FMCSA) Hazardous Material Routes (NTAD 2015) were developed using the 2004 First Edition TIGER/Line files. The... -
Federal
NOAA Next Generation Radar (NEXRAD) Level II Base Data 18 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset consists of Level II weather radar data collected from Next-Generation Radar (NEXRAD) stations located in the contiguous United States, Alaska, Hawaii,... -
Federal
US EPA Nonattainment Areas and Designations 16 recent views
U.S. Environmental Protection Agency —
This web service contains the following state level layers:Ozone 8-hr (1997 standard), Ozone 8-hr (2008 standard), Lead (2008 standard), SO2 1-hr (2010 standard),... -
Federal
Place (National) 15 recent views
Department of Transportation —
This map layer includes cities and towns in the United States, Puerto Rico, and the U.S. Virgin Islands (NTAD 2015). A city or town is a place with a recorded... -
University
Aquifers 14 recent views
Earth Data Analysis Center, University of New Mexico —
This map layer contains the shallowest principal aquifers of the conterminous United States, Hawaii, Puerto Rico, and the U.S. Virgin Islands, portrayed as polygons.... -
Federal
USGS Small-scale Dataset - Major Dams of the United States 200603 Shapefile 14 recent views
U.S. Geological Survey, Department of the Interior —
This map layer portrays major dams of the United States, including Puerto Rico and the U.S. Virgin Islands. The map layer was created by extracting dams 50 feet or... -
State
Parcels and Land Ownership, Parcel map sheet covering Puerto Rico, compiled at a scale of 1:2,000. Over 1.25M parcels digitized., Published in 2009, 1:1200 (1in=100ft) scale, Office of Management and Budget. 13 recent views
NSGIC GIS Inventory (aka Ramona) —
This Parcels and Land Ownership dataset, published at 1:1200 (1in=100ft) scale, was produced all or in part from Hardcopy Maps information as of 2009. It is... -
Federal
EPA Facility Registry Service (FRS): RMP 13 recent views
U.S. Environmental Protection Agency —
This web feature service contains location and facility identification information from EPA's Facility Registry Service (FRS) for the subset of facilities that link... -
Federal
USEPA Environmental Quality Index (EQI) and Associated Domain Indices by County for the United States 12 recent views
U.S. Environmental Protection Agency —
This map service displays the results data from the EPA's Environmental Quality Index. The US Environmental Protection Agency's (EPA) National Health and... -
Federal
High Resolution Aerial Photography of Puerto Rico and the U.S. Virgin Islands, 1965-1999 12 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Aerial photographs were acquired for the Puerto Rico and U.S. Virgin Islands Benthic Mapping Project in 1999 by NOAA Aircraft Operation Centers aircraft and National...