It runs along the eastern side of the Simpson Desert, and drains water from Eyre Creek, the Diamantina and Georgina rivers from Goyder Lagoon, carrying it into Lake Eyre during its infrequent floods.
It traverses along the eastern edge of the Simpson Desert, gathering water from Eyre Creek, the Diamantina and Georgina rivers, and channeling it into Lake Eyre during its periodic outflows.