-
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... -
Census Tracts in 2020
District of Columbia —
Census Tracts from 2020. The TIGER/Line shapefiles are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File... -
State
NEVI 3 Needed Locations (November 3 2025)
State of California —
The CEC has divided the federally-designated Alternative Fuel Corridors (AFCs) into twenty-three (23) Corridor Groups for the purpose of making NEVI formula funding... -
Emissions Inventory
District of Columbia —
NEI point sources include emissions estimates for larger sources that are located at a fixed, stationary location. Point sources in the NEI include large industrial... -
Federal
Right of Way (Feature Layer)
Department of Agriculture —
An area depicting a privilege to pass over the land of another in some particular path; usually an easement over the land of another; a strip of land used in this way... -
State
NEVI 2 Corridor Groups (October 28 2025)
State of California —
California-designated corridors are grouped by location and number of new charging stations required under NEVI. Data Dictionary:Corridor Segment - A portion of a... -
2023 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... -
2024 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... -
State
Waterfowl Hunt Zone [ds2906]
State of California —
Hunting Zone Boundaries for Waterfowl.See: https://www.wildlife.ca.gov/Hunting/Waterfowl for details about waterfowl hunting.See:... -
State
Mule Deer Migration Corridors - Casa Diablo - 2014-2023 [ds3152]
State of California —
The project lead for the collection of this data was Tom Stephenson. Mule deer (130 adult females) from the Casa Diablo herd were captured and equipped with store-... -
State
Alternative Fuel Corridors (November 3 2025)
State of California —
The U.S. Department of Transportation Federal Highway Administration (FHWA) designates a national network of plug-in electric vehicle (EV) charging and hydrogen,... -
County
Allegheny County Addressing Street Centerlines
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This dataset contains street centerlines for vehicular and foot traffic in Allegheny County. Street Centerlines are classified as Primary Road, Secondary Road,... -
County
Edge of Pavement
Lake County, Illinois —
Download In State Plane Projection Here. The pavement boundaries were traced from aerial photography taken between March 15th, 2018 and April 25th, 2018. This dataset... -
Federal
MVUM Symbology - Motor Vehicle Use Map Roads
Department of Agriculture —
The feature class indicates the specific types of motorized vehicles allowed on the designated routes and their seasons of use. The feature class is designed to be... -
Federal
Navigation Facilities NGDA
Federal Geographic Data Committee —
The Navgiation Facilities dataset is periodically updated by the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of Transportation... -
Federal
Motor Vehicle Use Map: Roads (Feature Layer)
Department of Agriculture —
The feature class indicates the specific types of motorized vehicles allowed on the designated routes and their seasons of use. The feature class is designed to be... -
Federal
BETA - Hazard Exposure: National Highway System Bridges NGDA
Federal Geographic Data Committee —
The BETA - Hazard Exposure: National Highway System Bridges dataset was updated on October 16, 2025 from the Bureau of Transportation Statistics (BTS) and is part of... -
State
Round 1 Solicitation Electric Fuel Corridor Groups (updated December 2023)
State of California —
This layer includes the groups for Round 1 of California's NEVI Funding Program.Data Dictionary:Corridor Segment - A portion of a highway corridor.Corridor Group - A... -
State
Elk Migration Corridors - West Goose Lake - 1999-2002, 2018-2020 [ds2901]
State of California —
The project leads for the collection of this data were Erin Zulliger and Richard Shinn. The winter range of the West Goose Lake Rocky Mountain elk (Cervus canadensis... -
State
Vegetation - State Vehicle Recreation Areas - 2020 [ds3194]
State of California —
The California Department of Parks and Recreation contracted Geographical Information Center (GIC) to conduct vegetation sampling across multiple California State...