| Number of Basins | River Basin District Number | River basin district Name |
| 1 | TR01 | Maritza River Basin |
| 2 | TR02 | Marmara River Basin |
| 3 | TR03 | Susurluk River Basin |
| 4 | TR04 | North East Mediterranean River Basin |
| 5 | TR05 | Gediz River Basin |
| 6 | TR06 | Küçük Menderes River Basin |
| 7 | TR07 | Büyük Menderes River Basin |
| 8 | TR08 | West Mediterranean River Basin |
| 9 | TR09 | Antalya River Basin |
| 10 | TR10 | Burdur River Basin |
| 11 | TR11 | Akarçay River Basin |
| 12 | TR12 | Sakarya River Basin |
| 13 | TR13 | West Black Sea River Basin |
| 14 | TR14 | Yeşilırmak River Basin |
| 15 | TR15 | Kızılırmak River Basin |
| 16 | TR16 | Konya Basin |
| 17 | TR17 | East Mediterranean River Basin |
| 18 | TR18 | Seyhan River Basin |
| 19 | TR19 | Orontes River Basin |
| 20 | TR20 | Ceyhan River Basin |
| 21 | TR21 | Euphrates-Tigris River Basin |
| 22 | TR22 | East Black Sea River Basin |
| 23 | TR23 | Chorkhi River Basin |
| 24 | TR24 | Aras River Basin |
| 25 | TR25 | Lake Van Basin |
| 26 | TR26 | Lake Orumiyeh Basin |