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Waranga Dam
The Waranga Dam is a major earthfill embankment dam with an uncontrolled spillway located approximately north of Melbourne in the North Central region of the Australian state of Victoria. The impounded off-stream reservoir is Waranga Basin and forms part of the Goulburn River irrigation system, irrigating an area of .〔 The dam and reservoir are located in Shire of Campaspe near the City of Greater Shepparton and is located northeast of , southwest of Tatura, and near . When full, the reservoir covers an area of .
The area now covered by the Waranga Basin includes a swamp that was known as ''Warranga'' (an indigenous word) or Gunn's after one of the early pastoralists who established his squatting run, also called Waranga, in the area surrounding the swamp. Gold was discovered near Waranga Swamp in 1853, making it one of Victoria's oldest goldfields.
==Construction==
Construction of the earth dam began in 1905 and was completed in 1915 using picks, shovels and horse-drawn scoops. The site of the basin was a former swamp in the then Waranga Shire. Construction of the dam was commissioned by the State Rivers and Water Supply Commission of Victoria for the irrigation of the Western Goulburn Valley. At the time of construction, the Waranga Basin embankment was described as the largest project of its sort in the world with an embankment height of and length of .〔
Between 1915 and 1926, the embankment was raised in stages and a core wall was inserted. By 1921, the embankment was raised to allowing the storage capacity to be increased to , its current capacity. The major road between Tatura and Rushworth crosses the outlet.
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