The Moonie River is a river on the western Darling Downs of Queensland

Queensland

Queensland is a state of Australia, occupying the north-eastern section of the mainland continent. It is bordered by the Northern Territory, South Australia and New South Wales to the west, south-west and south respectively. To the east, Queensland is bordered by the Coral Sea and Pacific Ocean...

, Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

. The rivers flows in a south western direction into New South Wales

New South Wales

New South Wales is a state of :Australia, located in the east of the country. It is bordered by Queensland, Victoria and South Australia to the north, south and west respectively. To the east, the state is bordered by the Tasman Sea, which forms part of the Pacific Ocean. New South Wales...

 to the west of Mungindi and then into the Barwon River

Barwon River (New South Wales)

The Barwon River flows through New South Wales, virtually as a continuation of the Macintyre River / Border Rivers system, before joining with the Culgoa River to form the Darling River...

. The catchment area has no major towns and is extremely flat. This is one water storage facility on the river, the Thallon Weir, with a capacity of 185 ML.

The headwaters of the river are to the east of the town Tara

Tara, Queensland

Tara is a town in the Darling Downs region of Queensland, Australia, located 300 kilometres south west of the state capital, Brisbane. At the 2006 census, Tara had a population of 819...

. It flows through the towns of the Nindigully

Nindigully

Nindigully is a locality in south west Queensland, Australia. The locality is in the Shire of Balonne local government area and on the Moonie River, south-west of the state capital, Brisbane....

, Flinton and just to the west of Thallon

Thallon, Queensland

Thallon is a town in south western Queensland, Australia. The town is located in the Balonne Shire Local Government Area, 571 kilometres west of the state capital, Brisbane. Thallon is situated between St George and the border with New South Wales at Mungindi. The town is named after a...

. The largest tributary of the Moonie River is Teelba Creek, with Brigalow and Toombilla Creeks also flowing into the river.

Both the Moonie Highway

Moonie Highway

The Moonie Highway is a state highway of Queensland, Australia. It leaves the Warrego Highway at Dalby and runs for over 250 km until it reaches St George. From there, it continues as the Balonne Highway...

 and Carnarvon Highway

Carnarvon Highway

The Carnarvon Highway is a state highway of Queensland, linking Moree south of the NSW/QLD border, via the town of St George, eventually to the township of Rolleston. North of Roma it is known as the Carnarvon Developmental Road. National Route 46 runs from Moree to St George...

cross the river.