Orca charts are built on top of data from official hydrographic offices, private entities, and our own data collections.
You can view Orca's chart coverage here.
Our third-party chart data suppliers are as follows:
Australia (AU)
Coastal: Australian Hydrographic Office (Australian Hydrographic Service)
Belgium
Coastal: Flemish Hydrography
Inland waterways: VisuRIS
Canada
Coastal: Canadian Hydrographic Service
Cook Islands
Coastal: Cook Islands Hydrographic Service – Managed by the Ministry of Marine Resources
Croatia
Coastal: Hydrographic Institute of the Republic of Croatia (HHI)
Inland: CRUP – Inland Navigation Development Centre Ltd.
Denmark
Coastal: Geodatastyrelsen (DGA)
Finland
Coastal: Traficom
Inland: Various custom lake data and navigation ways
France
Coastal: Service hydrographique et océanographique de la Marine (SHOM)
Inland: Voies navigables de France (VNF)
Germany
Coastal: Bundesamt für Seeschifffahrt und Hydrographie (BSH)
Inland: Wasserstraßen- und Schifffahrtsverwaltung des Bundes
Great Britain
Coastal: U.K. Hydrographic Office (UKHO)
Greece
Coastal: Hellenic Navy Hydrographic Service
Ireland
Coastal: Geological Survey Ireland (GSI)
Italy
Coastal: Hydrographic Institute - Marina Militare - Ministero della Difesa
Netherlands
Coastal: Hydrographic Service of the Royal Netherlands Navy
Inland: Rijkswaterstaat
New Zealand
Coastal: New Zealand Hydrographic Office at LINZ
Niue
Coastal: Niue Hydrographic Services
Norway
Coastal: Sjøkartverket
Papua New Guinea
Coastal: Papua New Guinea Hydrographic Office
Poland
Coastal: Hydrographic Office of the Polish Navy
Portugal
Coastal: Instituto Hidrográfico
Samoa
Coastal: Samoa Hydrographic Office
Solomon Islands
Coastal: Hydrographic Branch of the Solomon Islands Maritime Safety Authority
Spain
Coastal: Instituto Hidrográfico de la Marina
Sweden
Coastal and main inland waterways: Sjöfartsverket
Tonga
Coastal: Tonga Hydrographic Department
Turkey
Coastal: Turkish Navy Hydrographic Service (Deniz Harp Okulu)
United States
NOAA: National Oceanic and Atmospheric Administration
USACE: U.S. Army Corps of Engineers
Our 3rd party chart data providers are added continuously. Boating outside our area of coverage? Reach out at hello@getorca.com and we’ll let you know when we’re available in your region.