Obra (river)

Obra
Obra near Skwierzyna
Location
CountryPoland
Physical characteristics
Source 
  locationnear Stara Obra
  elevation140 m (460 ft)
Mouth 
  location
Warta near Skwierzyna
  coordinates
52°36′09″N 15°28′44″E / 52.6024°N 15.4789°E / 52.6024; 15.4789
Length171 km (106 mi)
Basin size2,760 km2 (1,070 sq mi)
Discharge 
  average9.9 m3/s (350 cu ft/s)
Basin features
ProgressionWartaOderBaltic Sea

The Obra is a river in west Poland, a left tributary of the Warta river (in Skwierzyna), with a length of 171 kilometres and a basin area of 2,760 km2. The river is popular with canoe and kayak enthusiasts and an established canoe trail exists.