Department of Transportation

Mission

The mission of the U.S. Department of Transportation (DOT) is to ensure our Nation has the safest, most efficient and modern transportation system in the world, which improves the quality of life for all American people and communities, from rural to urban, and increases the productivity and competitiveness of American workers and businesses.
Learn more at transportation.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
Operates the Wide Area Augmentation System (WAAS) to support aviation safety and efficiency.

Learn more about WAAS
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

GPS Leadership

These links lead to other government websites:

Relevant Units

These links lead to other government websites:

Point of Contact

Karen Van Dyke
Director, Positioning, Navigation and Timing Programs
Office of the Assistant Secretary for Research and Technology
U.S. Department of Transportation
(202) 366-3180

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