1. U.S. COAST GUARD NAVIGATION CENTER

2. NAVCEN Missions Meet SOLAS and Titles 14 & 33 CFR Operate radionavigation services per Federal Radionavigation Plan (FRP) Represent civil interests in GPS Disseminate NAV / Safety Marine Information –Notices to Mariners –Light Lists Develop Electronic Navigation Technologies –Electronic Charting

3. Defense Radionavigation Policy GPS Management Structure Civil Radionavigation Policy Federal Non-Transportation Positioning & Timing Interests Transportation Defense State Commerce Interior Agriculture Justice NASA International Issues State Dept. Lead Primary Information Exchange With Users *Position and Navigation Interagency GPS Executive Board (IGEB) DOT Pos/Nav* Executive Committee DOD Pos/Nav* Executive Committee Civil GPS Service Interface Committee GPS Interagency Advisory Council GPS International Working Group IGEB Executive Secretariat IGEB SSG

4. CGSIC is the World-Wide Forum Between Civil GPS Users and U.S. Government Service Providers Civil GPS Service Interface Committee Chair, OST/P-7 Deputy Chair CO, NAVCEN Board Aviation Land Marine GIAC Subcommittee Chairs State General Membership Subcommittees International Timing U.S. States &Localities Intl. Deputy Chair

5. Conduct GPS Information Exchange, Requirements and Studies Identify GPS issues that need resolution by Interagency GPS Executive Board (IGEB) 600 Members: U.S. Federal, State, Non-U.S., Industry, Universities, 58 Nations Meet twice a year in plenary session Subcommittees: International, Timing, U.S. States and Localities Represent civil interests in DOD operations Civil GPS Service Interface Committee

6. NAVCEN Organization CGSIC Executive Secretariat NAVCEN Liaison at the GPS MCS

7. NAVCEN Liaison to GPS MCS Works closely with DOD staff to monitor GPS satellite operations and maintenance to safeguard civil interests. Coordinate issue resolution between the GPS user and the service providers. Provides the civil interface to the DOD GPS Support Center Supports civil users in resolving outages by facilitating outage reports, coordinating resolution and findings, and disseminating results

8. RNAV NCA Organization Executive Branch of the U.S. Government Department of Defense USAF Civil GPS DGPSNDGPSLORAN-C Department of Transportation USCG FAA WAASTACANVORTACVOR Plan for the Security Control of Air Traffic and Air NAV Aids (SCATANA) NORAD Canadian CG LORAN-C

9. Differential GPS Satisfies Harbor Entrance & Approach, Inland Waterways & Terrestrial Requirements 42 Maritime Broadcast Sites, 11 USACE Sites, 23 NDGPS Sites, 2 Control Centers Achieved Full Operational Capability (FOC) on 15 March 1999 Part of CORS (Continuously Operating Reference Stations) Network; sites report at 5 & 30 second intervals Part of GSOS (GPS Surface Observing System) Network; aids in weather forecasting

10. U.S. DGPS Coverage

11. Grady Grady n n Hackleburg Hackleburg Bobo Bobo n n n Oberlin Topeka Topeka n Onondaga Onondaga Medford Medford Edinburg Edinburg n n n Spokane Spokane n Austin Austin n n n Bakersfield Bakersfield Essex Essex Albuquerque Albuquerque Summerfield Summerfield Pueblo Pueblo Nationwide DGPS Nationwide Sites l Maritime Sites Green - Operating Red - Planned l Whidbey Is Robinson Pt Robinson Pt l Fort Stevens l Cape Mendocino l Point Blunt l Pigeon Point l Lompoc l Point Loma l Aransas Pass Galveston l English Turn l l Mobile Point Tampa l Key West l l l Miami Cape Canaveral l New Bern l Sandy Hook lMoriches l Chatham l Portsmouth l Brunswick l Millers Ferry l Vicksburg l Memphis l Sallisaw l Kansas City l St Louis l Rock Island l St. Paul l Wisconsin Point Upper Keweenaw l l l Pickford Cheboygan l Sturgeon Bay l Detroit l Saginaw Bay Milwaukee l Youngstown Tucson Munday Jackson Myton El Paso Gooding Dandridge Cincinnati Monterey Langtry Rawlins Kanab Hagerstown Martinsville Middlebury Jack Creek Jack Creek Odessa Greensboro l Omaha Pine River Hannibal l Louisville n MAR/2002 Acushnet Elmira n n n n n n Annapolis n Canton Iowa City Pacific Junction n n n Ledyard n Lincoln n l n Wenatchee Wenatchee Whitney Clark Chico Penobscot Charleston Savannah n n n n Hartsville n Reedy Point l Driver Patten Isabela l Macon n Flagstaff Billings n Hudson Falls Falls l l l Kokole Point Pahoa Upolu Point Hawaii Great Falls Medora Kensington Fayetteville Cape Hinchinbrook Delta Junction Biorka Annette Island Barrow Prudhoe Bay Klamath Falls Hawk Run Gustavus Bettles Ft. Yukon McGrath Kenai Cold Bay Galena Nome Seneca Hooper Bay Bethel Dillingham Glenallen Clear AFB Trapper Creek Potato Point Kodiak Kotzebue Appleton Polson l l n n n n n n n n n n n n n n n n n n n n n n n l n n n n n n n n n n n n n n Level Island n l l l l l l l n n l l l n n n n n n n

12. Worldwide DGPS Coverage

13. LORAN-C Satisfies Coastal Navigation and Timing Requirements 12 Loran-C Chains, 29 Transmitting Stations –Partnership with Canada: three chains –Partnership with Russia: one chain

14. LORAN Coverage

15. Future for LORAN-C The Government will continue to operate the Loran-C system in the short term while evaluating the long-term need for the system SECDOT Task Force is examining the radionavigation mix for the next 10 to 15 years

16. Navigation Information Service Disseminate Information on GPS, DGPS, Loran-C, Maritime Safety, Maritime Communications, & Local Notice to Mariners Operational Advisory Broadcast Service 24 Hour P.O.C. Maintain Library of Radionavigation Publications, Handbooks & Materials 600,000 Inquiries Per Month Via Internet, E-Mail/List Server, Phone, and Mail

17. Navigation Technology ECDIS Standards and Regulations Maritime information services I-ATONIS Implementation Provide ATONIS/AAPS support to USCG, NOAA and NIMA Provide software tools for analysis of existing and proposed systems

18. U.S. COAST GUARD NAVIGATION CENTER