Back Oka (rivier) Afrikaans نهر أوكا Arabic نهر اوكا ARZ Oka (kuksa) AVK Oka çayı Azerbaijani اوکا چایی AZB Ака Byelorussian Ака BE-X-OLD Ока Bulgarian ওকা নদী Bengali/Bangla
| Oka | |
|---|---|
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| Stato | &sq=Facebook&lang=it&file=File:Flag_of_Russia.svg){kind=small} Russia
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| Soggetti federali | &sq=Facebook&lang=it&file=File:Flag_of_Oryol_Oblast.svg){kind=small} Orël&sq=Facebook&lang=it&file=File:Flag_of_Tula_Oblast.svg){kind=small} Tula&sq=Facebook&lang=it&file=File:Flag_of_Kaluga_Oblast.svg){kind=small} Kaluga&sq=Facebook&lang=it&file=File:Flag_of_Moscow_oblast.svg){kind=small} Oblast' di Mosca&sq=Facebook&lang=it&file=File:Flag_of_Ryazan_Oblast.svg){kind=small} Rjazan'&sq=Facebook&lang=it&file=File:Flag_of_Vladimir_Oblast.svg){kind=small} Vladimir&sq=Facebook&lang=it&file=File:Flag_of_Novgorod_Oblast.svg){kind=small} Novgorod
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| Lunghezza | 1 500 km |
| Portata media | 1 300 m³/s |
| Bacino idrografico | 245 000 km² |
| Nasce | Rialto centrale russo 52°21′45″N 36°13′20″E |
| Sfocia | Volga 56°19′58″N 43°59′04″E |
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L'Oka (in russo Ока?) è un fiume della Russia europea occidentale, affluente di destra del Volga.
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