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Hydrographic NAVAID System (NSC)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: nsc.ttl

Name

hydrographicNavaidSystem

Datatype

Enumeration

Definition

The marking and numbering system followed by a hydrographic aid to navigation.

Accepted

2013-10-18

Defined by

DFDD

Values

• NSC_10 No System
• NSC_2 IALA Region A
• NSC_3 IALA Region B
• NSC_6 SIGNI
• NSC_7 US Intracoastal Waterway
• NSC_8 US Uniform State
• NSC_9 US Western Rivers

Used by

• BC020 Buoy
• BC050 Lighthouse
• BC070 Light Vessel
• BC010 Maritime Navigation Beacon
• BC040 Maritime Navigation Light
• BC041 Maritime Navigation Light Support
• BC006 Virtual Automatic Identification System
• BH191 Channel

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.