Pirie–Torrens corridor

The Pirie–Torrens corridor is an approximately 59 km (37 mi) long intermittent watercourse that serves as the only natural outlet of Lake Torrens, a large normally endorheic salt lake in central South Australia.

Pirie–Torrens corridor
Location
Country	Australia
State	South Australia
Region	Far North
Physical characteristics
Source	Lake Torrens
• coordinates	31°56′27.7″S 137°46′15.5″E
• elevation	30 m (98 ft)
Mouth	Spencer Gulf
• location	Emeroo
• coordinates	32°24′15.6″S 137°45′16.2″E
• elevation	0 m (0 ft)
Length	59 km (37 mi)
Discharge
• location	Port Augusta[1]
• average	0.5 m3/s (18 cu ft/s)[1]
Basin features
Tributaries
• right	Sandy Creek

Only on two recorded occasions — in 1836^{[citation needed]}, and again in March 1989 — has Lake Torrens filled high enough to flow out through the corridor to its outlet at the head of the Spencer Gulf.^[2][3] The corridor likely flowed in 1897.^[4]