Karatag

{{distinguish|text=Karatagi in India or Vanek, Armenia (formerly Karatga)}}

{{Infobox river

| name = Karatag

| image = Таджикистан, долина реки Каратаг.jpg

| image_caption =

| source1 =

| source1_elevation =

| mouth = Surxondaryo

| mouth_location =

| mouth_coordinates = {{coord|38.3124|N|68.0118|E|source:wikidata|display=it}}

| progression = Surxondaryo→ {{RAmu Darya}}

| subdivision_type1 = Country

| subdivision_name1 = Tajikistan, Uzbekistan

| length_km = 112

| discharge1_avg =

| basin_size =

| tributaries_left = Zambar, Payron

}}

The Karatag or Qaratogh, Qaratoghdaryo ({{langx|ru|Каратаг}}) is a river of northwestern Tajikistan and eastern Uzbekistan. It flows through Shirkent National Park and flows down the south slopes of the Hisar mountain range.{{cite encyclopedia|last=Prokhorov|first=Aleksandr Mikhaĭlovich|title=Surkhandar'ia|encyclopedia=Great Soviet Encyclopedia|url=https://books.google.com/books?id=mF0NAQAAMAAJ&q=karatag|accessdate=30 September 2020 |year=1982|publisher=Macmillan|page=248}} At its confluence with the Toʻpolondaryo, the Surxondaryo is formed.{{cite book|last1=Salbu|first1=Brit|last2=Skipperud|first2=Lindis|title=Nuclear Risk in Central Asia|url={{Google books|_EM2byc_OocC|page=156|plainurl=yes}}|accessdate=13 May 2012|date=7 April 2008|publisher=Springer|isbn=978-1-4020-8315-0|page=156}} The river is {{convert|112|km|mi}} long.[http://bse.sci-lib.com/article107797.html Сурхандарья], Great Soviet Encyclopedia Large seismic landslides occur in the river basin and it also contains several glacial lakes.{{cite web|url=http://www.orexca.com/img/tours/scientific/8.html|title=Karatag river basin|publisher=Orexa.com|accessdate=13 May 2012}}{{cite web|url=http://www.meteo.tj/eng/doc/expedition-2006.pdf |title=Field research of glaciers and glacial lakes located in Karatag, Vakhsh and Zeravshan river basin. |publisher=Meteo |accessdate=13 May 2012 }}{{dead link|date=May 2017 |bot=InternetArchiveBot |fix-attempted=yes }} Upstream from the confluence with the Payron, the Karatag is called Diakhandara. Another tributary is the Zambar.{{cite book|url=http://alamas.ru/rus/publicat/Makarov_Atlas/VMK23.htm|title=Atlas snezhnogo cheloveka|chapter=11: Rezultaty rabot na Pamire i Pamaro-Alaye|author=Makarov, V. Yu.|year=2010|archive-date=2023-04-09|access-date=2020-09-30|archive-url=https://web.archive.org/web/20230409140735/http://alamas.ru/rus/publicat/Makarov_Atlas/VMK23.htm|url-status=dead}} The Diakhandara Glacier, which fed the upper course of the Karatag, has fully melted.{{cite web|url=https://unfccc.int/resource/docs/natc/tjknc3_eng.pdf|title=Third National Communication of the Republic of Tajikistan under the United Nations Framework Convention on Climate Change|page=75|year=2014}}