Macdonald River (Bendemeer) should not be confused with Macdonald River (St Albans).
| Macdonald River | |
| Name Other: | Muluerindie |
| Name Etymology: | Reputedly named after a Mr H. Macdonald |
| Subdivision Type1: | Country |
| Subdivision Name1: | Australia |
| Subdivision Type2: | State |
| Subdivision Name2: | New South Wales |
| Subdivision Type3: | Region |
| Subdivision Name3: | IBRA |
| Subdivision Type4: | District |
| Subdivision Name4: | Northern Tablelands |
| Subdivision Type5: | Municipality |
| Subdivision Name5: | Tamworth |
| Length: | 169km (105miles) |
| Source1: | Moonbi Range and Great Dividing Range |
| Source1 Location: | east of Niangala |
| Source1 Elevation: | 1220m (4,000feet) |
| Mouth: | confluence with the Namoi River |
| Mouth Location: | Bald Rock Mountain |
| Mouth Elevation: | 705m (2,313feet) |
| River System: | Murray–Darling basin |
| Extra: | [1] |
Macdonald River, a perennial river that is part of the Namoi catchment within the Murray–Darling basin, is located in the Northern Tablelands district of New South Wales, Australia.
The river rises east of Niangala on the western slopes of the Moonbi Range and the Great Dividing Range and generally flows north west after its confluence with its major tributary, the Cobrabald River, and flows through Warrabah National Park before reaching its mouth, with the Namoi River; dropping over its course of .[1]
From source to mouth, the river passes through or near the villages of Woolbrook and Bendemeer.
Trout fishing is possible in the waters of the Macdonald River, its creeks and tributaries upstream of the New England Highway road bridge at Bendemeer. The Namoi River snapping turtle or Bell's turtle (Elseya belli) is a species of turtle found only in the upper reaches of the Namoi River, Gwydir River and Macdonald Rivers.[2]
The T A Perry Bridge, that carries the New England Highway and crosses the Macdonald River, was completed in 1985, enabling a bypass of the village of Bendemeer.[3]
In November 2008, torrential rain caused severe flooding in the Macdonald River and led to the area being declared a natural disaster area.[4]