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Find a Commonwealth ResourceArlington County - GIS Portal
Locations of bike facilities such as bike repairs, restrooms, and water fountains around Arlington County. Contact: Department of Environmental Services Data Accessibility: Publicly Available Update Frequency: As Needed…
Updated Nov 2, 2026
Arlington County - GIS Portal
Locations where it could potentially be dangerous crossing the street on a bike. Contact: Department of Environmental Services Data Accessibility: Publicly Available Update Frequency: As Needed Last Revision Date:…
Updated Nov 2, 2026
Datathon 2025
Web map application for statewide locations of Unsignalized Intersections prioritized for safety treatments. Consists of unsignalized intersection locations that have been identified as priorities for safety treatments.
Updated Oct 17, 2026
Datathon 2025
Datasets consist of roadway locations that have been identified as priorities for safety wedge treatment and Statewide Paving Status Map data (2017, 2018, 2019, 2020) from VDOT Maintenance Division.
Updated Oct 17, 2026
Datathon 2025
Datasets consist of: - Locations of 2018 Pedestrian Safety Action Plan (PSAP) corridors - Prioritized intersection locations for implementation of pedestrian safety countermeasures within PSAP corridors
Updated Oct 17, 2026
Datathon 2025
Datasets consist of signalized intersection locations, taken from VDOT HMMS traffic signal layer, sorted into the following categories: - Priority locations where FYA installation is needed, but not currently planned or…
Updated Oct 17, 2026
Datathon 2025
Datasets consist of signalized intersection locations, taken from VDOT HMMS traffic signal layer, sorted into the following categories: - Priority locations where HVSB installation is needed, but is not currently funded…
Updated Oct 17, 2026
Datathon 2025
This layer contains the boundaries for Virginia Department of Transportation districts. Automatically updated when VDOTAdministrativeBoundaries (FeatureServer) is updated. VDOT Districts is the third layer in the AGOL…
Updated Oct 17, 2026
Fairfax County
This polygon dataset represents impervious surface in Fairfax County. This dataset also includes areas that drain to Fairfax County. This includes portions of City of Fairfax, City of Alexandria, Falls Church, Arlington…
Updated Oct 8, 2026
Datathon 2025
The File contains detailed prioritization results for two-lane rural roads in longer corridors or continuous segments based on route name and weighted risk score across all Nine Districts. It is well suited for planning…
Updated Oct 17, 2026
Datathon 2025
The File contains detailed prioritization results for two-lane rural road segments across all Nine Districts, including crash data, computed risk scores, and risk categories. Key fields include: Statewide Risk Score and…
Updated Oct 17, 2026
Virginia Beach
The municipal separate storm sewer system (MS4) receiving waters are hydrologically connected waterways that receive stormwater discharges from the City's MS4. Whether a waterway is considered a MS4 receiving water is…
Updated Nov 1, 2026
Loudoun County
The Big Tree Registry is a list representing some of the largest trees in Loudoun County. Candidates for the Big Tree Registry qualify based upon three characteristics: Tree Height Trunk Circumference 1/4 of the Average…
Updated Oct 10, 2026
Virginia Department of Environmental Quality
Show all lakes and reservoirs identified in the 2024 Virginia 305(b)/303(d) Water Quality Assessment Integrated Report. Click Here to view Data Fact Sheet. Provide assessment summary details for all lacustrine waters…
Updated Nov 4, 2026
Virginia Department of Environmental Quality
Show all riverine waters (polylines) identified in the 2024 Virginia 305(b)/303(d) Water Quality Assessment Integrated Report. Click Here to view Data Fact Sheet. Provide assessment summary details for all estuarine and…
Updated Nov 4, 2026
Chesterfield GIS County
Polygon feature class of State Huc6 Watersheds in Chesterfield County, VA. HUC6 is the Hydrologic Unit Code with 6 digits that categorizes a watershed drainage area. Created by USGS.
Updated Nov 3, 2026
Chesterfield GIS County
Polygon feature class of 2012 FEMA Floodplain Grid in Chesterfield County, VA. The grid for the 2012 FEMA Digital Flood Insurance Rate Maps. Used to view the digital flood insurance rate map (DFIRM) of an area. Created…
Updated Nov 3, 2026
Chesterfield GIS County
Polygon feature class of 1983 FEMA Floodplain Grid in Chesterfield County, VA. The grid is for the 1983 FEMA flood insurance rate maps and used to view the flood insurance rate map (FIRM) of an area. Created by…
Updated Nov 3, 2026
Chesterfield GIS County
Polygon feature class of 2012 FEMA Floodplains in Chesterfield County, VA. FEMA floodplains are the floodplains as designated by FEMA in support of the National Flood Insurance Program. Created by FEMA for the digital…
Updated Nov 3, 2026
Chesterfield GIS County
Polygon feature class of 1983 FEMA Floodplains in Chesterfield County, VA. FEMA floodplains are the floodplains as designated by FEMA in support of the National Flood Insurance Program. Created by Chesterfield County…
Updated Nov 3, 2026
