Lake Arleiko is located in the Gorodok district of the Vitebsk region, 24 km east of the town of Gorodok, near the village of Styriki and belongs to the river basin. Luzhesnyanka. The terrain is ridged, overgrown with dense forest, mostly swampy. The surrounding forests are rich in blueberries, lingonberries and mushrooms. The shores are sandy, mostly high, overgrown with bushes, in the east with forest. The greatest depth is in the center of the lake. The shallow water is narrow, sandy, deeper the bottom is silty and sapropelous. It grows poorly. It is connected by streams with lakes Plav (in the northeast) and Vymno (in the southwest). There are bream, pike, roach, pike perch, perch.