AHD (Australian Height Datum) is the official national height datum for Australia. Adopted in 1971, it is the vertical control for mapping. AHD is based on the mean sea level from multiple tide gauges across Australia with the assigned value of zero AHD.
AHD levels can be required for the following:
With the latest cutting-edge high precision equipment, we can provide accurate AHD level survey plans to satisfy your requirements.
Member - Institute of Surveyors Victoria (ISV)