Department of Transportation
Mission
Serve the United States by ensuring a fast, safe, efficient, accessible and convenient transportation system that meets our vital national interests and enhances the quality of life of the American people, today and into the future.
Learn more at dot.gov...
GPS Roles and Responsibilities
- Serves as the lead civilian agency within the U.S. government on GPS-related issues.
- Co-chairs the National Executive Committee for Space-Based Positioning, Navigation, and Timing and its subordinate bodies. Learn more about the committee...
- Provides resources to the Department of Defense for new, civil-unique GPS capabilities. Learn more about GPS funding...
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Operates the Wide Area Augmentation System (WAAS) to support aviation safety and efficiency.
Learn more about WAAS... - Operates the terrestrial component of the Nationwide Differential GPS System (NDGPS) to support surface transportation safety and efficiency. Learn more about NDGPS...
- Chairs the Civil GPS Service Interface Committee (CGSIC). Learn more about CGSIC...
- Applies GPS technology to a broad variety of governmental activities, including the development of the Next Generation Air Transportation System (NextGen) and intelligent transportation systems.
Related Pages
Relevant Units
These links lead to other government websites:
- Office of the Assistant Secretary for Transportation Policy (OST/P)
- Research and Innovative Technology Administration (RITA)
- Federal Aviation Administration (FAA)
- Federal Highway Administration (FHWA)
GPS Leadership
These links lead to other government websites:
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The Honorable John D. Porcari
Deputy Secretary of Transportation
Co-Chair, National Executive Committee for Space-Based PNT
View biography... -
The Honorable Gregory D. Winfree
Acting Administrator, Research and Innovative Technology Administration
Co-Chair, Executive Steering Group for Space-Based PNT
View biography... -
The Honorable Michael P. Huerta
Administrator, Federal Aviation Administration
View biography...
Point of Contact
Karen Van Dyke
Senior PNT Technical Advisor
Research and Innovative Technology Administration
U.S. Department of Transportation
(202) 366-3180