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Civil GPS Service Interface Committee
U.S. State & Local Government Subcommittee

Regional Meeting
Honolulu 2009

The U.S. State and Local Government Subcommittee (USSLS) of the Civil GPS Service Interface Committee (CGSIC) convened in Honolulu, Hawaii, on June 23-24, 2009.


The meeting was held at the Honolulu Coast Guard Station on Sand Island, Oahu, Hawaii. The meeting began at 9:00 am, Tuesday, June 23, and followed the attached agenda.

Between 37 and 50 people attended the two day conference with attendees representing the Military, Federal Government, State Government, Academia, Consultants, and business. In addition to fulfilling a requirement under the Charter for CGSIC USSLGS to provide an open forum for civil user information exchange, the meeting also provided information on:

There were 12 presentations ranging from updates and status reports of systems to information on applications. All presentations can be found on the Coast Guard Navigation Center's web site, under CGSIC, U.S. States and Local Government Subcommittee: 2009.htm

After each presentation, questions were answered by the presenter, and often, discussions continued on related issues with active participation by all. The knowledge level of the audience varied from experienced practitioners to less experienced users. In all cases the participants were interested in how they could use GPS and GPS augmentations more fully, and what future capability would bring.

Prior to closing the conference on Wednesday afternoon, June 24, 2009, the participants were asked to share their views and concerns relative to GPS and GPS augmentations. Some of the general themes shared:


Tuesday, June 23, 2009

9:00 Welcome/Introductions
CAPT Edwin B. Thiedeman, Commanding Officer USCG Navigation Center
Co-Chair, Civil GPS Service Interface Committee

9:05 What is the Civil GPS Service Interface Committee?
Rudy Persaud, USDOT/Federal Highway Administration
Chair, U.S. State and Local Government Subcommittee
View presentation (84 KB PDF)

Meeting Objectives

  • Learn about the Federal GPS and augmentation systems
  • Provide an open forum for civil user information exchange
  • Identify the common needs of state and local governments for GPS and GPS augmentation information
  • Identify information requirements and methods
  • Maintain a list of active points of contact in state and local governments
  • Conduct state and local government GPS information studies

9:30 U.S. Positioning, Navigation and Timing (PNT) Policy – Overview
Maureen Walker, U.S. Department of State
Department Representative to the National Space- Based PNT Coordination Office
View presentation (618 KB PDF)

10:00 GPS Constellation Briefing
Captain Benjamin Barbour, U.S Air Force
Second Space Operations Squadron, Schriever AFB

10:30 Break

10:45 GPS Modernization
Captain Damond L. Smith, U.S Air Force
AFSPC 2 SOPS/MAX Flight Commander, Schriever AFB

11:15 U.S. Coast Guard Electronic Navigation
LT Lee J. Hartshorn, USCG Headquarters
View presentation (3 MB PDF)

11:45 Lunch Break

1:00 Nationwide Differential GPS – Capabilities and Potential
Timothy Klein, NDGPS Coordinator
USDOT/Research and Innovative Technology Administration
View presentation (2 MB PDF)

1:30 National Park Service – Use of Positioning Systems for Support of the Vegetation Inventory and Long Term Monitoring
Greg Kudray, Ph.D., Pacific Island Network Inventory and Monitoring Coordinator
DOI/National Park Service
View presentation (4 MB PDF)

2:00 Importance of GPS Water Vapor Data in Forecasting Weather Hazards
Steven Businger, Ph.D., C.C.M, Department of Meteorology, University of Hawaii
View presentation (3 MB PDF)

2:30 Break

2:45 High Accuracy NDGPS
Jim Arnold, USDOT/Federal Highway Administration
View presentation (649 KB PDF)

3:15 Nationwide Differential GPS (DGPS) Project Status
LT Bion Holbrook, U.S. Coast Guard Navigation Center
View presentation (2 MB PDF)

3:45 DOT Highways Plan for the Height Modernization in Hawaii
Christopher Guerin, Hawaii DOT
View presentation (4 MB PDF)

4:15 General or innovative applications for local representative

Wednesday, June 24, 2009

8:30 Welcome
Rudy Persaud; USDOT/FHWA

8:35 Using CORS and OPUS for Positioning
Dr. Richard Snay, NOAA/National Geodetic Survey
View presentation (3 MB PDF)

9:05 Optimizing the Benefits of GPS and NDGPS for Agriculture and Natural Resources
Mike Rasher, USDA/Natural Resources Conservation Service
View presentation (4 MB PDF)

9:35 Using WAAS for sub-meter mapping
Eric Gakstatter, GPS World Magazine
View presentation (2 MB PDF)

10:05 Break

10:20 General Discussion
a) General or innovative applications for local representative
b) How can you benefit from the services provided by CGSIC?
c) And how can we help

11:45 Lunch Break

1:15 Panel Open Discussion for GPS and GPS Augmentations Topics & Issues

3:00 End of meeting

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