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Semi-Arid Lowland River Verified Hydrographic Data Last reviewed: Oct 18, 2026

Murray River

Alternative / Indigenous / Local Names: Millewa, Tongala

Australia's longest standalone river, draining the western slopes of the Snowy Mountains across the semi-arid interior.

Official Cartographic Map: Murray River fluvial drainage basin and topographic course
Murray River • Official Fluvial System Verified Geographic Profile

Verified Geographic & Hydrological Profile

ID: RVR-0019
Official Length
2,508 km (1,558 miles)
Drainage Basin
Murray-Darling Basin (1,061,469 km²)
Average Discharge
767 m³/s (27,086 cu ft/s)
Source / Headwaters
Pilot Wilderness, Australian Alps (New South Wales) (Elevation: 1,430 m / 4,692 ft)
Coords: -36.7833°, 148.1667°
Mouth / Outflow
Lake Alexandrina / Encounter Bay (South Australia)
Coords: -35.5500°, 138.8833°
Cartographic Visualization

Interactive River Course Map

S Source M Mouth Mainstem Vector
Attribution: OpenStreetMap • Data: Natural Earth

Geographical Overview & Course

Flowing 2,508 kilometers from the Australian Alps to Lake Alexandrina and the Southern Ocean, the Murray River forms the southern boundary between New South Wales and Victoria. Together with its primary northern tributary, the Darling River, it forms Australia\'s agricultural life support system.
Measurement Discrepancies & Scientific Uncertainty

Geoscience Australia official hydrographic gazetteer length.

Ecological & Environmental Significance

Vital habitat for ancient freshwater cod (Maccullochella peelii) and the iconic red gum floodplain forests of Barmah.

Economic Importance, Navigation & Human Settlement

The Murray-Darling Basin produces over 40 percent of Australia's gross food harvest, managed under the federal Murray-Darling Basin Plan.

Platform Administration & Editorial

Ammy Saini
Published by Admin
Ammy Saini

Founder & Platform Administrator

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