The rivers rises south west of
Dalby, near
Braemar State Forest, south-east of
Tara in Queensland, and flows generally to the south-west, joined by thirteen minor
tributaries, before reaching its
confluence with the Barwon River, before Mogil Mogil farm, north of the village of
Collarenebri, New South Wales, descending over its
course. The Moonie River is impounded by Thallon Weir, with a capacity of . The river flows through the towns of the
Nindigully,
Flinton and just to the west of
Thallon. Both the
Moonie Highway and
Carnarvon Highway cross the river. In New South Wales, only one public road crosses the river : Gundabloui Road crosses the river near Goondoobluie farm in Collarenbri, about 50 km north of the village. ==See also==