|State||New South Wales|
|Region||South Eastern Highlands (IBRA), Central West, Orana|
|Source||Great Dividing Range|
|• location||near Rylstone in Wollemi National Park|
|• elevation||766 m (2,513 ft)|
|Mouth||confluence with the Macquarie River|
|341 m (1,119 ft)|
|Length||250 km (160 mi)|
|River system||Macquarie River, Murray–Darling basin|
|Reservoirs||Rylstone Reservoir, Lake Windamere, Lake Burrendong|
The river rises of the western slopes of the Great Dividing Range within Wollemi National Park, east of Rylstone, and flows generally west, north-west, and south-west, joined by fourteen tributaries, including Wyaldra Creek and Lawsons Creek, before reaching its confluence with the Macquarie River at Lake Burrendong; descending 425 metres (1,394 ft) over its 250-kilometre (160 mi) course.
- "Macquarie-Bogan River catchment" (map). Office of Environment and Heritage. Government of New South Wales.