1,697 datasets found
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Square Boundaries
District of Columbia —
Squares are calculated by the outer extents of the record or tax lots within a defined area (typically a city block). There are roughly 4896 active squares. A Square... -
Condo Regime
District of Columbia —
The Regimes are how Office of Tax and Revenue (OTR) quantifies units in a given condo development, grouping of condos. A condo regime number is assigned to each... -
Overlay Areas 2016
District of Columbia —
Overlay zoning modifies the standards of the base zoning within a defined geographic area. This dataset represents the boundaries of the current overlay areas under... -
Federal
R3 Cradle to the Grave
U.S. Environmental Protection Agency —
Cradle to Grave tracking system for pesticide enforcement -
Sidewalk Cafe Inspections
District of Columbia —
The dataset contains locations and attributes of sidewalk cafes provided by the District Department of Transportation. These came from DDOT's Transportation Online... -
Impervious Surface 2015
District of Columbia —
The dataset contains basemap (planimetric) features that are typically classified as impervious surface captured in 2015., created as part of the DC Geographic... -
Moving Violations Issued in April 2021
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... -
Hospital Areas
District of Columbia —
Hospitals Areas. This dataset contains hospital areas extracted from the DC property layers. These areas of the District of Columbia hospitals, created as part of the... -
311 City Service Requests in 2013
District of Columbia —
Data provided here are from the DC's 311 service request center. They represent all service requests such as abandoned automobiles, parking meter repair and bulk trash... -
Chesapeake Bay Watersheds
District of Columbia —
The dataset contains locations and attributes of HUC-11 watersheds. The USGS presents a detailed explanation of HUCs at https://water.usgs.gov/GIS/huc.html. HUC-11... -
DC Well Permits
District of Columbia —
Wells are defined by 21 DCMR Chapter 18 as any test hole, shaft, or soil excavation created by any means including, but not limited to, drilling, coring, boring,... -
Railroads 2021
District of Columbia —
Centerlines of railroads or Metrorail are captured. The line is at the midpoint between each rail line. Hidden features due to tunnels, overpasses, or bridges are... -
Youth Rehabilitation Facilities
District of Columbia —
The dataset contains point locations for Department of Youth Rehabilitation Services (DYRS) facility sites identified by the DYRS Management and Real Estate. These do... -
Floodplain General Structures
District of Columbia —
Location and attributes for flood control structures shown on the flood profile and FIRM. This table is required whenever hydraulic structures are shown in the flood... -
Hydrography Lines 2019
District of Columbia —
Hydrography lines. The dataset contains polylines representing planimetric hydrography, created as part of the DC Geographic Information System (DC GIS) for the D.C.... -
Moving Violations Issued in April 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... -
2020 Traffic Volume
District of Columbia —
Traffic volume of Roadway Blocks. The dataset contains traffic volume data, created as part of the District of Columbia, Department of Transportation (DDOT) Roads and... -
Aerial Photography (Orthophoto) - 2012
District of Columbia —
Aerial Photography Download (Orthophoto) of Washington, DC at 6 inch resolution. Dated 2012. -
Overlay Zones 1958
District of Columbia —
Overlay Districts are a zoning designation that modifies the basic underlying designation in some specific manner; this is what the Overlay polygons in the Zoning map... -
Potential Districts
District of Columbia —
This dataset contains Historic Landmarks (by structure) officially designated by the District of Columbia. This is a consolidated collection of structures with...
1,697 datasets found