Roper River

Roper
The Goodwill on the Roper River
Roper River is located in Northern Territory
Roper River
Location of the Roper River mouth in the Northern Territory
Native nameRopa Riba (Australian Kriol)
Location
CountryAustralia
TerritoryNorthern Territory
Physical characteristics
Source confluenceWaterhouse River and Roper Creek
 • locationeast of Mataranka
 • coordinates14°55′58″S 133°08′59″E / 14.93278°S 133.14972°E / -14.93278; 133.14972
 • elevation126 m (413 ft)
MouthLimmen Bight
 • location
Gulf of Carpentaria
 • coordinates
14°42′40″S 135°19′42″E / 14.71111°S 135.32833°E / -14.71111; 135.32833
 • elevation
0 m (0 ft)
Length400 km (250 mi)[1]
Basin size81,794 km2 (31,581 sq mi)[2][3]
Discharge 
 • locationLimmen Bight (near mouth)
 • average5,540,000 ML/a (176 m3/s)[4] to (Period: 1971–2000)296.9 m3/s (10,480 cu ft/s)[5]
Discharge 
 • locationNgukurr (105 rkm; Basin size: 69,553.2 km2 (26,854.6 sq mi)
 • average(Period: 1971–2000)253.5 m3/s (8,950 cu ft/s)[5]
Discharge 
 • locationRed Rock (161 rkm; Basin size: 47,400 km2 (18,300 sq mi)
 • average(Period: 1966–1999)88.8 m3/s (3,140 cu ft/s)[2] to (Period: 1971–2000)106 m3/s (3,700 cu ft/s)[5]
 • minimum0 m3/s (0 cu ft/s)[2]
 • maximum1,395 m3/s (49,300 cu ft/s)[2]
Discharge 
 • locationMataranka (Confluence of Waterhouse River and Roper Creek, 400 rkm; Basin size: 5,950.6 km2 (2,297.5 sq mi)
 • average(Period: 1961–1999)20.5 m3/s (720 cu ft/s)[2] to (Period: 1971–2000)22.2 m3/s (780 cu ft/s)[5]
 • minimum0.7 m3/s (25 cu ft/s)[2]
 • maximum182.5 m3/s (6,440 cu ft/s)[2]
Basin features
River systemRoper River
Tributaries 
 • leftWaterhouse, Chambers, Maiwok Creek, Flying Fox Creek, Jalboi, Wilton, Phelp
 • rightRoper Creek, Elsey Creek, Strandways, Hodgson, Mountain Creek
National parkElsey National Park
[6]

The Roper River is a large perennial river located in the Katherine region of the Northern Territory of Australia.

  1. ^ "Roper River".
  2. ^ a b c d e f g Cite error: The named reference :0 was invoked but never defined (see the help page).
  3. ^ "Roper River Catchment" (PDF).
  4. ^ "Basin & Surface Water Management Area: Roper River".
  5. ^ a b c d "Darwin-Arnhem".
  6. ^ "Map of Roper River, NT". Bonzle Digital Atlas of Australia. Retrieved 11 May 2015.