It receives its water from the mountains Oeta and Giona. It flows through the villages Kastellia, Gravia and Mariolata, and flows into the Cephissus near the village Lilaia in the municipality of Parnassos.
The river gets its water from mountains Oeta and Giona. It passes through Kastellia, Gravia, and Mariolata villages before joining the Cephissus at Lilaia village within the Parnassos municipality.