International Hydrographic Organization (IHO)
Organisation hydrographique internationale (OHI)
Organización Hidrografica Internacional
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1919-06 London UK
Established Jun 1919, London (UK), as International Hydrographic Bureau (IHB) -- Bureau hydrographique international, at International Hydrographic Conference, following conferences held in 1899, Washington DC (USA), and 1908 and 1912, St Petersburg (Russia). Activities commenced in Jun 1921. Current legal status and name adopted 22 Sep 1970, on entry into force of an intergovernmental convention whose official custodian is the Government of the Principality of Monaco. Statutes registered in 'UNTS 1/10764'.
Ensure that all the world's seas, oceans and navigable waters are surveyed and charted.
Events106 past events available with paid subscription only.
ActivitiesAvailable with paid subscription only.
International Hydrographic Conference -- Conférence hydrographique internationale (every 5 years, in Monaco); International Hydrographic Bureau (IHB) -- Bureau hydrographique international (BHI); Directing Committee; Permanent headquarters in Monaco. Meetings open to observers by invitation only. Committees and Working Groups, including: E-XE1593 - Joint IOC/IHO Guiding Committee for the General Bathymetric Chart of the Oceans (GEBCO). Regional Hydrographic Commissions (16):
- E-XJ5154 - Arctic Regional Hydrographic Commission (ARHC);
- K-XE5548 - Baltic Sea Hydrographic Commission (BSHC);
- K-XE1203 - East Asia Hydrographic Commission (EAHC);
- K-XE1470 - Eastern Atlantic Hydrographic Commission (EAtHC);
- K-XK2339 - Hydrographic Commission on Antarctica (HCA);
- K-XE5549 - Mediterranean and Black Seas Hydrographic Commission (MBSHC);
- K-XK0631 - Meso-American-Caribbean Sea Hydrographic Commission (MACHC);
- K-XD3923 - North Sea Hydrographic Commission (NSHC);
- K-XE0904 - Nordic Hydrographic Commission (NHC);
- K-XK2293 - North Indian Ocean Hydrographic Commission (NIOHC);
- E-XJ5156 - ROPME Sea Area Hydrographic Commission (RSAHC);
- K-XK0188 - South East Pacific Hydrographic Commission (SEPHC);
- K-XK1501 - Southern African and Islands Hydrographic Commission (SAIHC);
- K-XM3511 - South West Atlantic Hydrographic Commission (SWAtHC);
- K-XK1253 - South West Pacific Hydrographic Commission (SWPHC);
- K-XK0078 - US/Canada Hydrographic Commission (US/CHC).
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UN Sustainable Development Goals **
UIA Org ID
** UN SDGs are linked to the subject classification.
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