Addendums to Hydroscheme 2017-2020

Changes to Hydroscheme 2017-2020 occur due to Government requirements or changes to HSF operational needs. Addendums to Hydroscheme detail the changes to the HSF survey programme as they occur.

Hydroscheme represents the Australian Hydrographic Office's (AHO) national surveying and charting program for the next three years. It is revised annually to ensure that the activities if the Australian Hydrographic Office (AHO) and the assets of the Hydrographic Survey Force (HSF) meet current and forecast requirements of both the Defence and civil maritime communities, throughout the Australian Charting Area (ACA). The Australian Hydrographic Office (AHO) also provides Maritime Military Geospatial Information (MMGI) and Services to Defence.

Number Original Survey Alternate Survey Reason for Addendum Date of Addendum Link