|An open mature wave dominated barrier estuary; or Perennial river|
|State||New South Wales|
|Regions||South East Corner (IBRA), South Coast|
|Local government area||Bega Valley|
|Source confluence||Mumbulla Creek and Dry River|
|- location||near Quaama|
|- elevation||272 m (892 ft)|
|Mouth||Tasman Sea, South Pacific Ocean|
|- location||Murrah Lagoon|
|- elevation||5 m (16 ft)|
|Depth||0.7 m (2 ft)|
|Basin||196 km2 (76 sq mi)|
|Area||0.8 km2 (0 sq mi)|
|National Park||Biamanga NP|
|Website: NSW Environment & Heritage webpage|
Course and features
Formed by the confluence of the Mumbulla Creek and Dry River, approximately 10 kilometres (6.2 mi) southeast by south of Quaama, the Murrah River flows generally east, before flowing into Murrah Lagoon and reaching its mouth into the Tasman Sea of the South Pacific Ocean north of Murrah Beach. The length of the course of the river varies between 15 kilometres (9.3 mi) and 44 kilometres (27 mi).
The catchment area of the river is 196 square kilometres (76 sq mi) with a volume of 500 megalitres (18×106 cu ft) over a surface area of 0.8 square kilometres (0.31 sq mi), at an average depth of 0.7 metres (2 ft 4 in).
- "Murrah River". Geographical Names Register (GNR) of NSW. Geographical Names Board of New South Wales. Retrieved 1 June 2013.
- Roy, P. S; Williams, R. J; Jones, A. R; Yassini, I; et al. (2001). "Structure and Function of South-east Australian Estuaries". Estuarine, Coastal and Shelf Science. 53: 351–384. doi:10.1006/ecss.2001.0796.
- "Map of Murrah River, NSW". Bonzle Digital Atlas of Australia. Retrieved 1 June 2013.
- "Murrah River". Coastal and floodplain management: Coastal zone management: Estuaries of NSW. NSW Environment and Heritage. 26 April 2012. Retrieved 1 June 2013.