U.S. COAST GUARD NAVIGATION CENTER

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

DefenseRadionavigation

Policy

GPS Management Structure

Civil Radionavigation

Policy

Federal Non-Transportation Positioning & Timing Interests

TransportationDefenseStateCommerce

InteriorAgricultureJusticeNASA

InternationalIssues

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 GPSService Interface

Committee

GPS InteragencyAdvisoryCouncil

GPS International

Working Group

IGEB Executive Secretariat

IGEB SSG IGEB SSG

CGSIC is the World-Wide Forum Between CivilGPS Users and U.S. Government Service Providers

Civil GPS Service Interface Committee

Chair, OST/P-7

Deputy Chair CO, NAVCEN Board

AviationLandMarineGIACSubcommittee ChairsState

GeneralMembership

Subcommittees•International •Timing •U.S. States &Localities

Intl. Deputy Chair

• 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

NAVCEN Organization

E a st O pe ra tio nsC e n te r

(N A V C E N )

W e s t O p e ra tio nsC e n te r

(P e ta lum a , C a lifo rn ia )

Operations Division(N IS , D G P S , L O R A N)

Operations PlanningDivision

Navigation TechnologyDivision

Adm inistrativeDivision

Executive Officer

Com m anding Officer(C G S IC D ep u ty C h a ir)(IG E B S S G M e m b e r)

CGSICExecutive Secretariat

NAVCEN Liaisonat the

GPS MCS

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

RNAV NCA Organization

Executive Branch Executive Branch of the of the

U.S. GovernmentU.S. Government

Department of Department of DefenseDefense

USAFUSAF

Civil GPSCivil GPS

DGPSDGPS

NDGPSNDGPS

LORAN-CLORAN-C

Department of Department of TransportationTransportation

USCGUSCG FAAFAA

WAASWAAS

TACANTACAN

VORTACVORTAC

VORVOR

Plan for the Security Control of Air Traffic

and Air NAV Aids (SCATANA)

NORADNORADCanadian Canadian CGCG

LORAN-CLORAN-C

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

U.S. DGPS Coverage

GradyGrady

HackleburgHackleburg

BoboBobo

OberlinOberlin

TopekaTopeka

OnondagaOnondaga

MedfordMedford

EdinburgEdinburg

SpokaneSpokane

AustinAustin

BakersfieldBakersfield

EssexEssex AlbuquerqueAlbuquerque

SummerfieldSummerfield

PuebloPueblo

Nationwide DGPS Nationwide Sites Maritime Sites Green - Operating Red - Planned

Whidbey IsWhidbey Is

Robinson PtRobinson Pt

Fort StevensFort Stevens

Cape Cape MendocinoMendocino

Point BluntPoint Blunt Pigeon PointPigeon Point

LompocLompoc

Point LomaPoint Loma

Aransas PassAransas Pass

GalvestonGalveston

English TurnEnglish Turn

MobilMobileePointPoint Tampa Tampa

Key WestKey West

MiamiMiami

Cape CanaveralCape Canaveral

New BernNew Bern

Sandy HookSandy Hook

MorichesMoriches

ChathamChatham

PortsmouthPortsmouth

BrunswickBrunswick

Millers FerryMillers Ferry VicksburgVicksburg

MemphisMemphis SallisawSallisaw

KansasKansasCityCity

St LouisSt Louis

RockRockIslandIsland

St. PaulSt. Paul

WisconsinWisconsin Point Point

UpperUpperKeweenawKeweenaw

PickfordPickford

CheboyganCheboygan

Sturgeon BaySturgeon Bay

DetroitDetroit

SaginawSaginawBayBay

MilwaukeeMilwaukee

YoungstownYoungstown

TucsonTucsonMundayMunday

JacksonJackson

MytonMyton

El PasoEl Paso

GoodingGooding

DandridgeDandridge

CincinnatiCincinnati

MontereyMonterey

LangtryLangtry

RawlinsRawlins

KanabKanab

HagerstownHagerstown

MartinsvilleMartinsville

MiddleburyMiddlebury

Jack Jack CreekCreek

OdessaOdessa

GreensboroGreensboro

OmahaOmaha

Pine Pine RiverRiver

Hannibal Hannibal

LouisvilleLouisville

MAR/2002

AcushnetAcushnetElmiraElmira

AnnapolisAnnapolis

Canton Canton

Iowa CityIowa City

Pacific JunctionPacific Junction

LedyardLedyard

LincolnLincoln

WenatcheeWenatchee

WhitneyWhitney

ClarkClark

ChicoChico

PenobscotPenobscot

CharlestonCharleston

SavannahSavannah

HartsvilleHartsville

Reedy PointReedy Point

DriverDriver

PattenPatten

IsabelaIsabela

MaconMacon

FlagstaffFlagstaff

BillingsBillings Hudson Hudson FallsFalls

Kokole PointKokole Point

PahoaPahoa

Upolu PointUpolu PointHawaii

Great FallsGreat Falls

MedoraMedora

KensingtonKensington

FayettevilleFayetteville

Cape Cape HinchinbrookHinchinbrook

Delta JunctionDelta Junction

BiorkaBiorka

Annette IslandAnnette Island

BarrowBarrow Prudhoe BayPrudhoe Bay

Klamath FallsKlamath Falls

Hawk RunHawk Run

GustavusGustavus

BettlesBettlesFt. YukonFt. Yukon

McGrathMcGrath

KenaiKenai

Cold BayCold Bay

GalenaGalenaNomeNome

SenecaSeneca

Hooper BayHooper Bay

BethelBethelDillinghamDillingham

GlenallenGlenallen

Clear AFBClear AFB

Trapper CreekTrapper Creek

Potato PointPotato Point

KodiakKodiak

KotzebueKotzebue

AppletonAppleton

PolsonPolson

Level IslandLevel Island

Worldwide DGPS Coverage

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

LORAN Coverage

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

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

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

U.S. COAST GUARD NAVIGATION CENTER