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Federal
Daily and Annual PM2.5, O3, and NO2 Concentrations at ZIP Codes for the Contiguous U.S., 2000-2016, v1.0
National Aeronautics and Space Administration —
The Daily and Annual PM2.5, O3, and NO2 Concentrations at ZIP Codes for the Contiguous U.S., 2000-2016, v1.0 data set contains daily and annual concentration... -
Metro Stations Regional
District of Columbia —
Metro Stations (regional). The dataset contains points representing locations and attributes of Metro stations, created as part of the DC Geographic Information System... -
Moving Violations Issued in April 2016
District of Columbia —
Moving citation locations in the District of Columbia. The data contained in this layer pertain to moving violations issued by the District of Columbia's Metropolitan... -
Federal
NOAA GOES-R Series Geostationary Lightning Mapper (GLM) Level 2 Lightning Detection: Events, Groups, and Flashes
National Oceanic and Atmospheric Administration, Department of Commerce —
The Geostationary Lightning Mapper Level 2 Lightning Detection product contains a list of lightning flashes, and their constituent groups and events. The definition... -
Federal
Deepwater Horizon MC252 GIS data from the Environmental Response Management Application (ERMA) collected and/or used during the DWH response between 1989-11-15 and 2015-11-30 in the Northern Gulf of Mexico
National Oceanic and Atmospheric Administration, Department of Commerce —
This collection contains Environmental Response Management Application (ERMA) GIS layers used as part of the Programmatic Damage Assessment and Restoration Plan... -
Moving Violations Issued in August 2025
District of Columbia —
Moving citation locations in the District of Columbia. The Vision Zero data contained in this layer pertain to moving violations issued by the District of Columbia's... -
Federal
DOE Legacy Management Sites
Department of Energy —
Each point is a representation of an U.S. Department of Energy Office of Legacy Management (LM) site. The coordinates of each site point are either the location of a... -
Moving Violations Issued in April 2013
District of Columbia —
Moving citation locations in the District of Columbia. The data contained in this layer pertain to moving violations issued by the District of Columbia's Metropolitan... -
County
Tax Parcels
Lake County, Illinois —
Download In State Plane Projection Here ** In addition to the Tax Parcel polygons feature class, the hyperlink download above also contains a parcel point data layer... -
City
King County Assessor Residential Unit Types and Sizes
City of Seattle —
PLEASE NOTE: If choosing the Download option of "Spreadsheet" the field PIN is reformatted to a number - you will need to format it as a 10 character text string with... -
Moving Violations Issued in November 2017
District of Columbia —
Moving citation locations in the District of Columbia. The data contained in this layer pertain to moving violations issued by the District of Columbia's Metropolitan... -
Moving Violations Issued in June 2023
District of Columbia —
Moving citation locations in the District of Columbia. The Vision Zero data contained in this layer pertain to moving violations issued by the District of Columbia's... -
Parking Violations Issued in June 2013
District of Columbia —
Parking citation locations in the District of Columbia. The data contained in this layer pertain to parking violations issued by the District of Columbia's... -
Parking Violations Issued in September 2025
District of Columbia —
Parking citation locations in the District of Columbia. The Vision Zero data contained in this layer pertain to parking violations issued by the District of Columbia's... -
Federal
Archive of Census Related Products (ACRP): 1990 Census Block Statistics
National Aeronautics and Space Administration —
The 1990 Census Block Statistics portion of the Archive of Census Related Products (ACRP) contains population and housing data from the U.S. Census Bureau's 1990... -
Parking Violations Issued in March 2014
District of Columbia —
Parking citation locations in the District of Columbia. The data contained in this layer pertain to parking violations issued by the District of Columbia's... -
Moving Violations Issued in January 2015
District of Columbia —
Moving citation locations in the District of Columbia. The Vision Zero data contained in this layer pertain to moving violations issued by the District of Columbia's... -
Parking Violations Issued in May 2012
District of Columbia —
Parking citation locations in the District of Columbia. The data contained in this layer pertain to parking violations issued by the District of Columbia's... -
Parking Violations Issued in June 2014
District of Columbia —
Parking citation locations in the District of Columbia. The data contained in this layer pertain to parking violations issued by the District of Columbia's... -
Parking Violations Issued in February 2011
District of Columbia —
Parking citation locations in the District of Columbia. The data contained in this layer pertain to parking violations issued by the District of Columbia's...