[1] The river takes its source under the name Konakdere at an altitude of 820 m at 1 km northeast of the summit of Chakalova Polyana (902 m) in the mountain range of Sredna Gora.

It flows southwards through the western and southwestern parts of the Chirpan Heights in a narrow valley with alternating widenings, where there are several villages.

The Omurovska reka flows into the Maritsa at an altitude of 120 m at 0.65 km south of the village of Krushevo.

[1] Its drainage basin covers a territory of 305 km2 or 0.58% of the Maritsa's total and borders the drainage basins of the Brezovska reka to the west, the Sazliyka and the Tekirovska reka to the east, and the Tundzha to the north, all of them left tributaries of the Maritsa.

There are ten villages along its course: Medovo, Markovo, Malak Dol, Golyam Dol, Bratya Daskalovi, Gorno Belevo, Partizanin, Cherna Gora and Plodovitovo in Stara Zagora Province, and Krushevo in Plovdiv Province.