|Length||37 kilometres (23 mi)|
|Source elevation||211 metres (692 ft)|
|Mouth elevation||52 metres (171 ft)|
|Basin area||240 square kilometres (93 sq mi)|
- For the Weld River in Tasmania, see Weld Valley.
The river rises below Mount Burnside in the Lake Muir State forest. The river flows in a southerly direction through the Shannon National Park until it flows into the Deep River, of which it is a tributary.
The water quality of the river is excellent and is considered fresh.
- "Bonzle Digital Atlas - Map of Weld River, WA". 2006. Retrieved 23 November 2008.
- Journal of Hydrology - Floodflow frequency model selection in Australia. 1992. Retrieved 23 November 2008.
- "Hydrological exchange and subsurface water chemistry in streams varying in salinity in south-western Australia". 2006. Retrieved 3 November 2008.