Search results

Map of Member States

IHO Secretariat

The Secretary General and Directors, together with international experts in hydrography and nautical cartography as well as locally-recruited administrative support staff make up the IHO Secretariat in Monaco. The Secretariat coordinates and promotes the IHO's work programmes and provides advice and assistance to Member States and relevant third parties.

World Hydrography Day

Celebrated on 21 June, World Hydrography Day is designed to raise awareness about hydrography and how it plays a role in improved knowledge of the seas and oceans.

HSSC

HYDROGRAPHIC SERVICES AND STANDARDS COMMITTEE

S-100 Standards in Force

Introduction SOLAS regulations V/18 and V/19 requires that, to meet requirements for carrying charts (in terms of SOLAS), the Electronic Chart Display and Information System (ECDIS) equipment must conform to the relevant IMO performance standards. IMO resolution MSC.530(106) applied to S-100 ECDIS and thus in addition to S-57 based standards in force units must also comply with the following: 

ENC Data Protection S-57

Introduction The IHO Data Protection Scheme defines security constructs and operating procedures that must be followed by Data Servers (providers of data) and Data Clients (systems that use the data). The purpose of data protection scheme is to provide: 1. Piracy Protection: i.e. to prevent unauthorised use of data by encrypting the ENC information. 2. Selective Access: i.e. to restrict access to ENC information to only those cells that a customer has been licenced for. 3. Authentication: i.e to provide assurance that the ENC data has come from approved sources

ENC Portrayal S-57

Introduction IHO Publication S-52 was developed in conjunction with the IMO Performance Standards for Electronic Chart Display and Information System (ECDIS). It provides specifications and guidance regarding the issuing and updating of Electronic Navigational Charts (ENC), and their display in ECDIS in terms of symbols and colours.

ENC & ECDIS

Introduction SOLAS regulations V/18 and V/19 requires that, to meet requirements for carrying charts (in terms of SOLAS), the Electronic Chart Display and Information System (ECDIS) equipment must conform to the relevant IMO performance standards. IMO resolution MSC.530(106) applied to S-100 ECDIS and thus in addition to S-57 based standards in force units must also comply with the following: 

USCHC45 Meeting (2022)

45th US/Canada Hydrographic Commission (USCHC) Meeting Ottawa, 9-10 June 2022