Located close to the Čava Mountains (part of the Osječenica) rises from Bjelajsko polje. It is 3 km from the Bosanski Petrovac - Bihac road. There are two springs in Bjelaj, Sinanovac and Madžarac. The collection zone of these springs is Srt (1042 m.), The branch of Osječenica and the ravine Prhovo, on the periphery of Bjelajsko polje, below Osječenica. The springs have their islands that are lost in the fields of the fields (Keljavac). They are used for the water supply system and the surrounding villages.