The river of Rasina arises on the slopes of the mountains of Goč and Željin, from spring arms of the Velika and Burmanska river. After the flow of 92.3 km, it flows into the river of Zapadna Morava 5 km downstream Kruševac, 134 meters above sea level. This work analyzes the frequency of occurrences of high and low waters, as well as their influence on the regime of Rasina and water management problems in its basin. .