Question: What is the largest river running through Turkey?

List of rivers of Turkey


Rivers of Turkey can be divided into several groups depending on where they flow.
Flow into the Black Sea
Europe
Mutludere  (also known as Rezovo) flows from Turkey into Bulgaria.  112km
Veleka flows into Bulgaria and then into the Black Sea.  147km (25km in Turkey)
Anatolia
Kızılırmak 'Red River' is the longest river in Turkey, also known as the Halys River.  1,350km
Delice River - tributary
Devrez River - tributary
Gök River - tributary (also known as Gökırmak and in Classical times, Amnias)
Sakarya River is the third longest river in Turkey, also known as Sangarius.  824km
Seydisuyu
Porsuk Çayı
Ankara River
Harşit River in Gümüşhane and Giresun
Yeşilırmak  'Green River' (Classical Iris).  418km
Çekerek River (Classical Scylax) is a tributary
Kelkit River (Classical Lycus (one of several))  is a tributary
Yağlıdere
Kılıçlar River
Tohumluk River
Üçköprü is not actually a river but the point where the Kılıçlar and Tohumluk meet
Aksu Deresi in Giresun Province
Batlama River in Giresun
Bartın River (Classical Parthenius)
Çoruh River (Classical Acampsis)
Gelevara Deresi
Kara Dere (Classical Hyssus or Hyssos)
Machakhlistskal(i)
Terme River (Classical Thermōdōn)
Filyos River (Classical Billaeus)
Flow into the Marmara Sea
Biga Çayı, the classical Granicus
Mustafakemalpaşa Çayı, the classical Ryhndacus
Simav Çayı or Susurluk Çayı, the classical Makestos
Flow into the Aegean Sea
Europe
Meriç (Maritsa or Evros) is in the European section of Turkey and has its source in Bulgaria.  It is 480km long.
Tunca is a 350km tributary in Bulgaria
Ergene is a tributary inside of Turkey.
Anatolia
Bakırçay (Classical Caicus or Astraeus)
Büyük Menderes River (Classical Maeander or Meander). 548km
Lycus (river of Phrygia)
Cadmus (river)
Cayster River or Küçük Menderes.  114km
Gediz River (Classical Hermus). 401km
Pactolus (also known as Sart Çayı)
Karamenderes River (Classical Scamander)
Flow into the Mediterranean Sea
Aksu (Classical Kestros)
Manavgat River (Classical Melas)
Köprüçay River (Classical Eurymedon)
Dim River
Kaledran Creek
Dragon Creek (Turkey)
Sini Creek
Göksu (Classical Calycadnus)
Limonlu Çayı (also known as Lamas; Classical Lamos)
Alata River
Tömük Creek
Karacaoğlan River
Tece Creek
Mezitli River (Classical Liparis)
Efrenk River (also known as Müftü)
Deliçay
Berdan River (also called Tarsus; Classical Cydnus)
Seyhan River (Classical Sarus)
Zamantı River
Ceyhan River (Classical Pyramus or Leucosyrus). 509km
Harman Çayı
Göksun Çayı 115km
Payas River
Deli Çay River
Asi River (Classical Orontes)
Afrin River
Karasu
Flow into the Persian Gulf
Euphrates
Khabur River
Jaghjagh River
Balikh River
Sajur River
Karasu
Murat River
Tigris
Great Zab  (in Turkish Büyükzap Suyu)
Little Khabur
Botan River (Uluçay)
Batman River
Hezir River
Flow into the Caspian Sea
Kura River
Aras River
Arpaçay River  (also known as Akhurian) is a tributary of the Aras.  It arises in Armenia and forms part of the border between Armenia and Turkey before joining the Aras.
Ancient
Aegospotami
Asopus
Hyllus (river)
Lycus (river of Bithynia)
Lycus (river of Cilicia)
Lycus (river of Lydia)
River Meles
Pinarus River
Gallery

Kızılırmak
Nevşehir Province
Ceyhan River
Adana Province
Seyhan River
Adana Province
Göksu River
Mersin Province
Müftü River 
Mersin Province
Mezitli River
Mersin Province
Gediz River
İzmir Province
Sakarya River
Sakarya Province

See also


Geography of Turkey
Regions of Turkey
Lakes of Turkey
Dams and reservoirs of Turkey