The Tarnak River is a river of
Ghazni
Ghazni ( prs, غزنی, ps, غزني), historically known as Ghaznain () or Ghazna (), also transliterated as Ghuznee, and anciently known as Alexandria in Opiana ( gr, Αλεξάνδρεια Ωπιανή), is a city in southeastern Afghanistan ...
,
Zabul
Zabul (Pashto/Dari: ) is one of the 34 provinces of Afghanistan, located in the south of the country. It has a population of 249,000. Zabul became an independent province from neighbouring Kandahar in 1963. Historically, it was part of the Zabu ...
and
Kandahar
Kandahar (; Kandahār, , Qandahār) is a city in Afghanistan, located in the south of the country on the Arghandab River, at an elevation of . It is Afghanistan's second largest city after Kabul, with a population of about 614,118. It is the c ...
provinces of
Afghanistan
Afghanistan, officially the Islamic Emirate of Afghanistan,; prs, امارت اسلامی افغانستان is a landlocked country located at the crossroads of Central Asia and South Asia. Referred to as the Heart of Asia, it is borde ...
. It rises in
Hazarajat, near , south of the
Lomar Pass. It flows towards the south-west for some 350 km before it joins the
Dori River
The Dori, also called the Lora and Kadanai, is a river of Afghanistan and Pakistan. It runs for from Balochistan in Pakistan through Kandahar Province in Afghanistan, then flows into the Arghandab River.
The Dori begins north of the city of Qu ...
some 30 km downstream of the Dori-
Arghastan
The Arghistan District ( ps, ارغستان ولسوالۍ, fa, ولسوالی ارغستان) is a district in the northeastern part of Kandahar Province, Afghanistan. It borders Spin Boldak District to the south and west, Daman District to the ...
confluence, and some 30 km upstream of the Dori-
Arghandab confluence, at . The combined waters of these rivers join the
Helmand at , near
Lashkargah
Lashkargāh ( ps, لښکرګاه; fa, لشکرگاه), historically called Bost or Boost (), is a city in southwestern Afghanistan and the capital of Helmand Province. It is located in Lashkargah District, where the Arghandab River merges int ...
.
Rivers of Afghanistan
Helmand River drainage basin
Landforms of Ghazni Province
Landforms of Zabul Province
Landforms of Kandahar Province
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