Announcements and important messages

Find announcements and important messages concerning the nautical charts and services section of our website. This includes scheduled maintenance, reported issues with tide and current tables, and changes to how nautical information is communicated.

Notice on Holyrood (00925) station 2020 data - posted on: 12/02/2020

An issue was discovered in the calculations for Holyrood (00925) station 2020 data. Corrections have been applied and the WDS has been updated. If you have acquired data from the WDS service for Holyrood (00925) station prior to Tuesday February 11th 2020, please be advised you must re-download the data starting Dec 14th 2019 and onward through 2020.

Notice for users of the WDS tidal prediction data service - posted on: 05/12/2019

Users of the WDS tidal prediction data service: A problem developed with water level prediction data on the WDS service following loading of new 2020 data, which commenced on Nov 10, 2019. If you have acquired data from the WDS service on or prior to Thursday Dec 5th 2019, please be advised you must re-download all tidal predictions starting Dec 14th 2019 and onward through 2020.

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