Intergovernmental Committee on Surveying and Mapping

News and media
  • GDA2020 Technical Manual (V 1.2)

    The technical information provided here provides descriptions, transformation parameters and examples to assist with datum transformations between GDA94, GDA2020, realisations of the International Terrestrial Reference Frame (ITRF) and historic Australian datums.

  • Standard for Australian Survey Control Network V2.1
    Version 2.1 of the Standard and associated Guidelines now contains corrections to figures and example data and an update of the copyright statement to reflect ICSM’s Creative Commons Attribution 3.0 Australia Licence.
  • Australian Tides Manual v5.0
    Australian ‘National Network’ tide gauge operators most up to date procedures. Changes made since the last version: 1) New chapter dedicated to vertical datums. 2) Update to include requirements for short term tide gauges for data collection and publication 3) Update to include method on verification of field barometers.

The June 2016 ICSM newsletter

is now available for download

Educational Resources