&sq=Envato&lang=en&file=File:Question_book-new.svg){kind=small} | This article needs additional citations for verification. (September 2014) |
| Obra | |
|---|---|
&sq=Envato&lang=en&file=File:Obra(js).jpg) Obra near Skwierzyna | |
 | |
| Location | |
| Country | Poland |
| Physical characteristics | |
| Source | |
| • location | near Stara Obra |
| • elevation | 140 m (460 ft) |
| Mouth | |
• location | Warta near Skwierzyna |
• coordinates | 52°36′09″N 15°28′44″E / 52.6024°N 15.4789°E |
| Length | 171 km (106 mi) |
| Basin size | 2,760 km2 (1,070 sq mi) |
| Discharge | |
| • average | 9.9 m3/s (350 cu ft/s) |
| Basin features | |
| Progression | Warta→ Oder→ Baltic Sea |
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&sq=Envato&lang=en&file=File:Obra_Trzciel_Pszczew_(2).jpg)
&sq=Envato&lang=en&file=File:Rzeka_Obra.jpg)
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.[1] The river is popular with canoe and kayak enthusiasts and an established canoe trail exists.