The Isfara is a river of the

Syr Darya The Syr Darya (, ),, , ; rus, Сырдарья́, Syrdarjja, p=sɨrdɐˈrʲja; fa, سيردريا, Sirdaryâ; tg, Сирдарё, Sirdaryo; tr, Seyhun, Siri Derya; ar, سيحون, Seyḥūn; uz, Sirdaryo, script-Latn/. historically known ...

basin in

Kyrgyzstan Kyrgyzstan,, pronounced or the Kyrgyz Republic, is a landlocked country in Central Asia. Kyrgyzstan is bordered by Kazakhstan to the north, Uzbekistan to the west, Tajikistan to the south, and the People's Republic of China to the east. ...

Tajikistan Tajikistan (, ; tg, Тоҷикистон, Tojikiston; russian: Таджикистан, Tadzhikistan), officially the Republic of Tajikistan ( tg, Ҷумҳурии Тоҷикистон, Jumhurii Tojikiston), is a landlocked country in Centr ...

and

Uzbekistan Uzbekistan (, ; uz, Ozbekiston, italic=yes / , ; russian: Узбекистан), officially the Republic of Uzbekistan ( uz, Ozbekiston Respublikasi, italic=yes / ; russian: Республика Узбекистан), is a doubly landlocked cou ...

. In its upper course, it is called ''Ak-Suu'', in its middle course ''Karavshin''. It rises in the

Batken Region Batken Region ( ky, Баткен облусу, Batken oblusu; russian: Баткенская область, Batkenskaya oblast) is a region ('' oblus'') of Kyrgyzstan. Its capital is Batken. It is bounded on the east by Osh Region, on the south, ...

. It is fed by the glaciers on the northern flank of the

Turkestan Range One of the northern extensions of the Pamir-Alay system, the Turkestan Range (russian: Туркестанский хребет; ky, Түркстан кырка тоосу; uz, Туркистон тизмаси, Turkiston tizmasi; tg, Қатор ...

. It initially flows in a western arc around a foothill chain. It then maintains its course in a northerly direction. It flows through the Tajik exclave of

Vorukh Vorukh (Russian language, Russian and Tajik language, Tajik: Ворух; sog, Wārōx) is a Jamoats of Tajikistan, jamoat in northern Tajikistan. It is an exclave surrounded by Kyrgyzstan that forms part of the city of Isfara in Sughd Region. , t ...

. It later crosses the border into the

Sughd Region Sughd Province ( tg, Вилояти Суғд, Viloyati Sughd, Sogdia Region , fa, ولایت سغد) is one of the four administrative divisions and one of the three provinces ( tg, вилоятҳо, viloyatho , fa, ولایت) that make up ...

. There, it flows through the city of the same name in the southwest of the

Ferghana Valley The Fergana Valley (; ; ) in Central Asia lies mainly in eastern Uzbekistan, but also extends into southern Kyrgyzstan and northern Tajikistan. Divided into three republics of the former Soviet Union, the valley is ethnically diverse and in the ...

. further north, the river reaches the border with

Rabot Rabot may refer to: Geography * Rabot, Tajikistan, a city in Tajikistan *Rabot Island, island near Antarctica * Rabot Glacier, glacier in Antarctica * Rabot Point, a high rocky point in James Ross Island, Antarctica People with the surname *Charl ...

. The Isfara formed an alluvial cone north of Rabot. Today, the incoming river water is directed to the

Great Fergana Canal The Great Fergana Canal (russian: Ферганский канал, tg, Фарғона Канал, uz, Fargʻona Kanali, ar, قناة فرغانة) is an irrigation canal located on the Fergana Valley between Uzbekistan and Tajikistan in Central ...

to the northeast. The Isfara has a length of . It drains an area of 3240 km². The river is mainly fed by meltwater from the glaciers and snowmelt. 60% of the annual runoff occurs in the summer months from July to September. Some of the river water is diverted for irrigation purposes.

References

{{Rivers of Kyrgyzstan Rivers of Kyrgyzstan Rivers of Tajikistan Rivers of Uzbekistan Tributaries of the Syr Darya