Gediz River
The city of Salihli, the seat of the district, is located on İzmir-Ankara (E 96) highway and the parallel railway connections. The urban zone is situated on the slopes of Bozdağ mountain chain along the southern alluvial plains of the Gediz River. To the north and northeast of the plain extend two other mountain ranges, respectively those of the mounts Dibek ("highest altitude 1.120 m") and Üşümüş ("highest altitude 1085 m").