A small dam, Al-Rwyha dam, near the village of Dayr Alla, marks the end of the upstream portion of the river, where it is natural and fast flowing with very clear water.
Sebuah bendungan kecil, Al-Rwyha, dekat desa Deir Alla, menandai akhir bagian hulu sungai, dimana arus alami dan cepat mengalirkan air yang sangat jernih.