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    Zoning Boundaries (Zoning Regulations of 2016)District of Columbia — District of Columbia zoning map polygons established under the Zoning Regulations of 2016 (ZR16). ZR16 superseded the Zoning Regulations of 1958 (ZR58), effective...
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    StateArchaeologyGridState of Connecticut — This layer denotes the presence of archaeology sites utilizing a grid based on the U.S. National Grid (10,000 m) divided into nine sections per 10,000 m grid. The red...
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    FederalNational Inventory of Dams (NID)Army Corps of Engineers, Department of the Army, Department of Defense — Congress first authorized the U.S. Army Corps of Engineers (USACE) to inventory dams in the United States with the National Dam Inspection Act (Public Law 92-367) of...
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    FederalNCEI/WDS Global Historical Tsunami Database, 2100 BC to PresentNational Oceanic and Atmospheric Administration, Department of Commerce — The Global Historical Tsunami Database provides information on over 2,400 tsunamis from 2100 BC to the present in the the Atlantic, Indian, and Pacific Oceans; and...
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    FederalLabor Condition Application for Nonimmigrant Workers (LCA) Program Historical DataDepartment of Labor — This dataset includes data that the Employment and Training Administration's Office of Foreign Labor Certification (OFLC) collected from Labor Condition Applications...
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    FederalCORONA Satellite PhotographyNational Aeronautics and Space Administration — On February 24, 1995, President Clinton signed an Executive Order, directing the declassification of intelligence imagery acquired by the first generation of United...
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    FederalAn example data set for exploration of Multiple Linear RegressionDepartment of the Interior — This data set contains example data for exploration of the theory of regression based regionalization. The 90th percentile of annual maximum streamflow is provided as...
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    FederalPublic School Characteristics - CurrentDepartment of Education — The National Center for Education Statistics' (NCES) Education Demographic and Geographic Estimate (EDGE) program develops annually updated point locations (latitude...
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    FederalASTER Global DEM NGDANational Aeronautics and Space Administration — ASTER is capable of collecting in-track stereo using nadir- and aft-looking near infrared cameras. Since 2001, these stereo pairs have been used to produce single-...
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    FederalGlobal Distribution of Selected Mines, Deposits, and Districts of Critical MineralsDepartment of the Interior — The point and polygon layers within this geodatabase present the global distribution of selected mineral resource features (deposits, mines, districts, mineral...
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    FederalThe NOAA NCEI Global Marine Microplastics Data Collection (1972-present)National Oceanic and Atmospheric Administration, Department of Commerce — Microplastics (i.e., plastics measuring less than 5mm) pollution is a growing problem affecting coastal communities, marine ecosystems, aquatic life, and human...
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    FederalUSGS Spectral Library Version 7 DataDepartment of the Interior — This data release provides the U.S. Geological Survey (USGS) Spectral Library Version 7 and all related documents. The library contains spectra measured with...
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    FederalYellowstone National Park Tract and Boundary DataDepartment of the Interior — These ESRI shape files are of National Park Service tract and boundary data that was created by the Land Resources Division. Tracts are numbered and created by the...
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    FederalLidar Point Cloud - USGS National Map 3DEP Downloadable Data Collection NGDADepartment of the Interior — This data collection of the 3D Elevation Program (3DEP) consists of Lidar Point Cloud (LPC) projects as provided to the USGS. These point cloud files contain all the...
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    CityArchaeological Buffer AreaCity of Seattle — This layer comprises 200 feet of the US Government Meander line and locations where information suggests the probability of potential archaeologically significant...
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    Existing Land UseDistrict of Columbia — A generalized dataset of existing land use in the District of Columbia as existed during its most recent extract of the common ownership lots. This dataset is...
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    FederalWorld Ocean Atlas 2023National Oceanic and Atmospheric Administration, Department of Commerce — World Ocean Atlas 2023 (WOA23) is a set of objectively analyzed (one degree grid and quarter degree grid) climatological fields of in situ temperature, salinity,...
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    FederalAccess to Jobs and Workers via Transit - DownloadU.S. Environmental Protection Agency — A collection of performance indicators and regional benchmarks for consistently comparing neighborhoods (census block groups) across the US in regards to their...
