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Find a Commonwealth ResourceU.S Department of Transportation
The data attached and/or displayed were collected during the Multi-Modal Intelligent Transportation Signal Systems (MMITSS) study. MMITSS is a next-generation traffic signal system that seeks to provide a comprehensive…
Updated Oct 25, 2026
U.S Department of Transportation
The Highway Performance Monitoring System (HPMS) compiles data on highway network extent, use, condition, and performance. The system consists of a geospatially‐enabled database that is used to generate reports and…
Updated Oct 25, 2026
U.S Department of Transportation
Limited data from the 2016 Highway Performance Monitoring System (HPMS) with spatial data.
Updated Oct 25, 2026
Loudoun County
More Metadata Planar Index of Loudoun County is used primarily for locator reference and establishes the first 3 digits in the MCPI number for parcels. This information can also be known as Map, Sheet, or Tile number in…
Updated Oct 10, 2026
Dumfries
This dataset provides a geographic representation of the jurisdictional boundary and parcels in the Town of Dumfries. This data is provided by Prince William County. https://gisdata-pwcgov.opendata.arcgis.com/
Updated Nov 3, 2026
