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Federal
National Bridge Inventory NGDA
Federal Geographic Data Committee —
The National Bridge Inventory dataset is as of June 20, 2025 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of Transportation... -
Air Quality History
District of Columbia —
This dataset contains quality assured and DOEE-certified air quality data collected from the District’s five air monitoring network sites. The dataset covers a three-... -
Federal
anomaly salt NGDA
Department of the Interior —
Since 1998, geoscientists at the Bureau of Ocean Energy Management (BOEM) have identified and mapped over 31,000 water bottom (seafloor) acoustic amplitude anomalies... -
DC Office of Tax and Revenue Real Property Assessment Map App
District of Columbia —
The DC Office of the Chief Financial Officer (OCFO), Office of Tax and Revenue (OTR), Real Property Tax Administration (RPTA) values all real property in the District... -
Wetland Inventory
District of Columbia —
This data set represents the extent, approximate location and type of wetlands and deepwater habitats in the United States and its Territories. These data delineate... -
Census Block Groups in 2020
District of Columbia —
Standard block groups are clusters of blocks within the same census tract that have the same first digit of their 4-character census block number (e.g., Blocks 3001,... -
Trade Name
District of Columbia —
If a business or unregistered entity (sole proprietor, general partnership etc.) wishes to do business under a name that is different than their registered name or... -
Federal
Public Land Survey System Townships (Feature Layer)
Department of Agriculture —
An area defined by the Public Lands Survey System grid that is referenced by its tier and range numbers, and is normally a rectangle approximately 6 miles on a side... -
Federal
Public School Locations - Current
Department of Education —
The National Center for Education Statistics' (NCES) Education Demographic and Geographic Estimate (EDGE) program develops annually updated point locations (latitude... -
Pharmacy Locations
District of Columbia —
The pharmacy license dataset is pulled from the Health Regulation and Licensing Administration's Pharmacy Control Division within DC Health. RX licenses are updated... -
Federal
Locale - Current
Department of Education —
This data layer produced by the National Center for Education Statistics’ (NCES) Education Demographic and Geographic Estimates (EDGE) program provides a geographic... -
City
Code Enforcement 20200101 to Current
City of Hartford —
This dataset contains Enforcement records from the following sources: Building Code Enforcement, Zoning Code Enforcement, Blight Remediation Team, Housing Code... -
Federal
Postsecondary School Locations 2022-23
Department of Education —
The National Center for Education Statistics’ (NCES) Education Demographic and Geographic Estimates (EDGE) program develops annually updated point locations (latitude... -
Affordable Housing
District of Columbia —
Affordable housing production and preservation projects are managed by the Department of Housing and Community Development (DHCD), the Deputy Mayor for Planning and... -
Airport Runway and Taxiway
District of Columbia —
Taxiway, Apron: Delineate footprint of the following features. A taxiway connects aircraft to other areas and facilities of an airport. The apron is an area of an... -
City
Income to Poverty Ratios in Michigan by Zip Code Tabulation Area, 2013
City of Ferndale, Michigan —
This dataset contains information on the ratio of family income to the federal poverty level at the zip code tabulation area (ZCTA) level. Each column beginning with... -
Census Tracts in 2000
District of Columbia —
The TIGER/Line Files are shapefiles and related database files (.dbf) that are an extract of selected geographic and cartographic information from the U.S. Census... -
City
Building Permits 20200101 to Current
City of Hartford —
This data is downloaded to our Enterprise GIS database nightly from our cloud based Accela Permit system. -
County
Loudoun Address Points
Loudoun County, Virginia —
More Metadata Address points mark the location of each addressable structure and its access point. The access point is the place where a driveway intersects the road....