Zalău (river)
The Zalău () is a right tributary of the river Crasna in northwestern Romania. It flows through the town Zalău. It discharges into the Crasna in Sărmășag. Its length is and its basin size is . Hydronymy. There are several hypotheses which have been made regarding the origin of the river's name (or of the town with the same name located on the upper reach of the river): Tributaries. The tributaries of the Zalău are: