The Alceu is a left

tributary A tributary, or an ''affluent'', is a stream or river that flows into a larger stream (''main stem'' or ''"parent"''), river, or a lake. A tributary does not flow directly into a sea or ocean. Tributaries, and the main stem river into which they ...

of the river

Crișul Repede The Crișul Repede (Romanian language, Romanian Crișul Repede ("the rapid Criș"); Hungarian language, Hungarian Sebes-Körös) is a river in Bihor County, Crișana, Romania and in southeastern Hungary (Körösvidek). Together with the rivers Cri ...

Romania Romania is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern and Southeast Europe. It borders Ukraine to the north and east, Hungary to the west, Serbia to the southwest, Bulgaria to the south, Moldova to ...

. It discharges into the Crișul Repede in

Toboliu Toboliu ( Hungarian: ''Vizesgyán'') is a commune located in Bihor County, Crișana, Romania. Established in 2007 when it was split from Girișu de Criș Commune, it is composed of two villages, Cheresig (''Körösszeg'') and Toboliu. At the 2011 ...

. Its length is .

References

Rivers of Romania Rivers of Bihor County {{Bihor-river-stub