Orca charts are built on top of data from official hydrographic offices, private entities, and our own data collections.
You can explore where Orca has chart coverage in a map here.
We also strongly recommend downloading the free version of our app from the App Store or Play Store so you can verify the quality of the chart coverage in the region that specifically interests you.
Our coverage by country, and their respective external data suppliers, is as follows:
Australia
Coastal: Australian Hydrographic Office (Australian Hydrographic Service)
Belgium
Coastal: Flemish Hydrography
Inland waterways: VisuRIS
Canada
Coastal and inland: 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)
Estonia
Estonian Transport Administration (ETA)
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
Latvia
Coastal: The Hydrographic Service, Maritime Administration of Latvia
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)
UAE
Coastal: U.K. Hydrographic Office (UKHO)
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.