Snout

The length of the river is 29 km, the basin area is 160 km² ^[2] . The source is north-west of the village Topky Rzhavets in the Bolkhov district ^[3] . In the upper reaches, the river flows west-south-west, then turns right (at this point the border with the Oryol region passes along the river) and then flows mainly to the north ^[4] . It flows into the Nugr river on the right bank 47 km from its mouth, a little lower (north) of the village of Borilovo ^[5] . There are ponds on the tributaries.

Settlements on the river (from the source): Tatinka , Palchikova , Kutma , Fedoseyevsky , Deevsky Khutor , Znamenskoye , Fedoseyevka , Staritsa , Arkhangelsk , Malaya Kutma . The largest settlements of the entire basin are Chernogryazka , Zlynsky Konezavod , Novy Sinets .

Hydrology

The average long-term water discharge at the hydrological post in Malaya Kutma (2.6 km from the mouth) is 0.71 m³ / s, and the average spring discharge is 39.9 m³ / s ^[6] .

The pool is a wavy plain, indented by beams ^[4] . The forest cover of the basin is 2%, the lake content is less than 1% ^[6] .

According to the state water register of Russia, it belongs to the Oka Basin District , the water sector of the river is the Oka from the city of Oryol to the city of Belev , the river sub-basin of the river is the basins of the Oka tributaries to the Moksha inlet. The river basin of the river is the Oka ^[2] .

The code of the object in the state water registry is 09010100212210000018640.