Goulburn Weir, Australia’s oldest major irrigation structure and heralded as an engineering marvel of its time, has been awarded international heritage status. The structure was completed in 1891 and, under the management of Goulburn-Murray Water (GMW), continues to supply properties in the Shepparton and Central Goulburn Irrigation Districts as well as filling the Waranga Basin water storage and forming Lake Nagambie. Original wall of the Goulburn Weir Its sterling service w