The Ilva 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

Someșul Mare The Someșul Mare (''Great Someș'', Hungarian: ''Nagy-Szamos'') is a river in north-western Romania Romania is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern and Southeast Europe. It borders Ukrain ...

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 ...

. Its source is near the village Piatra Fântânele and the Tihuța Pass. It flows through the villages

Lunca Ilvei Lunca Ilvei () is a commune in Bistrița-Năsăud County, Transylvania, Romania. It is composed of a single village, Lunca Ilvei. The village is part of the Via Transilvanica long-distance trail and marks the transition from its ''Bucovina'' sectio ...

, Ilva Mare, Măgura Ilvei and Poiana Ilvei. It discharges into the Someșul Mare in

Ilva Mică Ilva Mică () is a commune in Bistrița-Năsăud County, Transylvania, Romania. It is composed of a single village, Ilva Mică. The commune is situated in the western foothills of the Bârgău Mountains, at an altitude of , on the banks of the ri ...

.Ilva (jud. Bistrita Nasaud)
e-calauza.ro Its length is and its basin size is .

References

Rivers of Romania Rivers of Bistrița-Năsăud County {{BistrițaNăsăud-river-stub