The Someș (; hu, Szamos; german: Somesch or ''Samosch'') is a left tributary of the

Tisza The Tisza, Tysa or Tisa, is one of the major rivers of Central and Eastern Europe. Once, it was called "the most Hungarian river" because it flowed entirely within the Kingdom of Hungary. Today, it crosses several national borders. The Tisza be ...

Hungary Hungary ( hu, Magyarország ) is a landlocked country in Central Europe. Spanning of the Pannonian Basin, Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the ...

and

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

. It has a length of (including its source river

Someșul Mare The Someșul Mare (''Great Someș'', Hungarian: ''Nagy-Szamos'') is a river in north-western Romania, originating in the Bistrița-Năsăud County in the Rodna Mountains at the confluence of two headwaters — the ''Preluci'' and the ''Zmeu''. Th ...

), of which 50 km are in Hungary.Analysis of the Tisza River Basin 2007
IPCDR The Someș is the fifth largest river by length and volume in Romania. The hydrographic basin forms by the confluence at Mica, a commune about 4 km upstream of Dej, of

and

Someșul Mic The Someșul Mic (''Little Someș'', Hungarian: ''Kis-Szamos'') is a river in north-western Romania (Cluj County). At its confluence with the Someșul Mare in Mica, the Someș is formed. Its total length is , and its drainage basin area is .

rivers. Someșul Mic (formed by the confluence of Someșul Rece with

Someșul Cald The Someșul Cald ( Hungarian: ''Meleg-Szamos''; literally "Warm Someș") is the left headwater of the river Someșul Mic in Romania Romania ( ; ro, România ) is a country located at the crossroads of Central, Eastern, and Southeaste ...

) originates in the

Apuseni Mountains The Apuseni Mountains ( ro, Munții Apuseni, hu, Erdélyi-középhegység) is a mountain range in Transylvania, Romania, which belongs to the Western Romanian Carpathians, also called ''Occidentali'' in Romanian. Their name translates from Ro ...

, and Someșul Mare springs from the

Rodna Mountains Rodna Mountains ( ro, Munții Rodnei, hu, Radnai-havasok) are a subdivision of the Inner Eastern Carpathians in northern Romania. The name comes from the nearby Rodna Veche village. At , is the highest peak in all of the Eastern Carpathians. ...

. Someșul Mare has a length of 130 km and an area of 5,033 km² and a slight asymmetry in favor of the left side of the basin. For the entire basin of Someș, the asymmetry on left becomes pronounced between Dej and

Ardusat ArduSat is an Arduino based nanosatellite, based on the CubeSat standard. It contains a set of Arduino boards and sensors. The general public will be allowed to use these Arduinos and sensors for their own creative purposes while they are in spac ...

to change in the opposite direction after receiving the

Lăpuș Lăpuș (formerly ''Lăpușul Românesc''; hu, Oláhlápos) is a commune in Maramureș County, Transylvania, Romania, on the Lăpuș River, at 12 km from the town of Târgu Lăpuș. It is composed of a single village, Lăpuș. Etymologicall ...

on the right side. The valley of Someșul Mare has much auriferous alluvium that, until the early 20th century, were brought to the surface using traditional tools. Specialists say that in the Someșul Mare were found grains of

gold Gold is a chemical element with the symbol Au (from la, aurum) and atomic number 79. This makes it one of the higher atomic number elements that occur naturally. It is a bright, slightly orange-yellow, dense, soft, malleable, and ductile me ...

of 21 carats. The Someș drains a basin of , of which in Romania. Its basin comprises 403 rivers with a total length of 5,528 km, or 7% of the total length of the country. Basin area represents 6.6% of the country area and 71% of the area of Someș–Tisza hydrographic basin. To prevent

flood A flood is an overflow of water ( or rarely other fluids) that submerges land that is usually dry. In the sense of "flowing water", the word may also be applied to the inflow of the tide. Floods are an area of study of the discipline hydrol ...

ing, the Someș is dammed in the lower course. In the spring of 1970, due to heavy rains, the Someș flooded part of Satu Mare and surrounding plains. The discharge exceeded 3,300 m³/s compared to that year's average of 210 m³/s.

Tributaries

The following rivers are tributaries to the river Someș: *Left:

, Salca,

Olpret The Olpret is a left tributary of the river Someș in Romania Romania ( ; ro, România ) is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern, and Southeast Europe, Southeastern Europe. It borders Bu ...

, Vad,

Șimișna Șimișna ( hu, Semesnye) is a commune located in Sălaj County, Transylvania, Romania Romania ( ; ro, România ) is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern, and Southeast Europe, Southeaste ...

, Iapa, Cormeniș, Valea Leșului, Lozna, Valea Hrăii, Solona, Brâglez,

Almaș Almaș ( hu, Háromalmás) is a commune in Arad County, Romania Romania ( ; ro, România ) is a country located at the crossroads of Central, Eastern, and Southeastern Europe. It borders Bulgaria to the south, Ukraine to the north, Hung ...

Agrij Agrij ( hu, Felsőegregy) is a commune located in Sălaj County, Crișana, Romania. It is composed of two villages, Agrij and Răstolțu Deșert (''Pusztarajtolc''). It was called ''Treznea-Agrij'' from 1988 to 1995, when Treznea and Bozna village ...

, Apa Sărată, Șoimuș,

Bârsa Bârsa ( hu, Barza) is a commune in Arad County, Romania Romania ( ; ro, România ) is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern, and Southeast Europe, Southeastern Europe. It borders Bulgari ...

, Inău, Valea Urdii, Horoat, Uileac, Sălaj, Bortura, Runc, Rodina, Bicău,

Valea Vinului Valea Vinului ( hu, Szamosborhíd, Hungarian pronunciation: ) is a commune of 2,334 inhabitants situated in Satu Mare County, Romania Romania ( ; ro, România ) is a country located at the crossroads of Central, Eastern, and Southeastern ...

, Lipău, Valea Morii, Homorodul Nou, Homorodul Vechi *Right:

, Sălătruc, Muncel, Poiana, Vâtroape,

Ileanda Ileanda ( hu, Nagyilonda) is a commune located in Sălaj County, Transylvania, Romania. It is composed of thirteen villages: Bizușa-Băi (''Büdöspataka''), Bârsăuța (''Kisborszó''), Dăbiceni (''Kisdoboka''), Dolheni (''Ilondapatak''), Ilea ...

, Purcăreț, Cheud, Iadăra, Măriușa, Răchitișa, Bârsău,

Arieș The Arieș ( hu, Aranyos) is a left tributary of the river Mureș in Transylvania, Romania. It discharges into the Mureș in Gura Arieșului, southwest of Luduș. Its total length (including its headwater Arieșul Mare) is , and its drainage ...

, Nistru, Cicârlău, Ilba, Seinel

References

{{DEFAULTSORT:Somes Rivers of Cluj County Rivers of Sălaj County Rivers of Maramureș County Rivers of Satu Mare County Rivers of Romania Rivers of Hungary Geography of Transylvania International rivers of Europe