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Third Party Notices and acknowledgements

We obtain weather and chart data from many sources so you don’t have to. We record important licencing, copyright and legal information here.

UK & NL Hydrographic Offices

The displayed images have been derived in part from material obtained from the Netherlands and the UK Hydrographic Office with the permission of the UK Hydrographic Office, Her Majesty’s Stationery Office, the Netherlands (NLHO) and any additional organisations listed in this section.


The The Netherlands (NLHO), the UK Hydrographic Office (UKHO) and its licensors make no warranties or representations, express or implied, with respect to this product. The NLHO, the UKHO and its licensors have not verified the information within this product or quality assured it.

© British Crown Copyright, 2018.

National Oceanic and Atmospheric Administration

savvy navvy uses data sourced from the National Oceanic and Atmospheric Administration of the U.S. Department of Commerce (NOAA). Terms and conditions relating to this data can be found at http://www.charts.noaa.gov/ENCs/ENC_Agreement.shtml

Open Streetmap

Contains information from Open Streetmap, which is made available here under the Open Database License (ODbL) which can be found at https://opendatacommons.org/licenses/odbl/1.0/