Murchison River | |
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![]() View of Murchison Gorge from the Z Bend lookout | |
Location | |
Country | Australia |
Physical characteristics | |
Source | |
• location | Robinson Ranges |
• elevation | 521 m (1,709 ft)[1] |
Mouth | |
• location | Indian Ocean, at Kalbarri |
Length | 820 km (510 mi)[2] |
Basin size | 82,000 km2 (31,660 sq mi) |
Discharge | |
• average | 208,400 ML/a (6.60 m3/s; 233.2 cu ft/s)[3][4] |
Basin features | |
Tributaries | |
• left | Yalgar River, Whela Creek, Impey River, Roderick River, Sanford River, Yalgamine Creek |
• right | Bedaburra Creek |
The Murchison River is the second longest river in Western Australia. It flows for about 820 km (510 mi)[2] from the southern edge of the Robinson Ranges to the Indian Ocean at Kalbarri. The Murchison-Yalgar-Hope river system is the longest river system in Western Australia. It has a mean annual flow of 208 gigalitres, although in 2006, the peak year on record since 1967, flow was 1,806 gigalitres.[3][2][5]