The Someș () or Szamos ( or ''Samosch'') is a left tributary of the

Tisza The Tisza, Tysa or Tisa (see below) is one of the major rivers of Central and Eastern Europe. It was once called "the most Hungarian river" because it used to flow entirely within the Kingdom of Hungary. Today, it crosses several national bo ...

Hungary Hungary is a landlocked country in Central Europe. Spanning much 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 south, Croatia and ...

and

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 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 Romania is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern and Southeast Europe. It borders Ukrain ...

), 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 Micas ( ) are a group of silicate minerals whose outstanding physical characteristic is that individual mica crystals can easily be split into fragile elastic plates. This characteristic is described as ''perfect basal cleavage''. Mica is co ...

, a commune about 4 km upstream of Dej, of

and

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

rivers. Someșul Mic (formed by the confluence of Someșul Rece with Someșul Cald) originates in the

Apuseni Mountains The Apuseni Mountains (, "Western Mountains"; , "Transylvanian Mountains") are a mountain range in Transylvania, Romania, which belongs to the Western Romanian Carpathians. The highest peak is the Bihor Peak at . The Apuseni Mountains have ab ...

, and Someșul Mare springs from the

Rodna Mountains Rodna Mountains (, ) 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. The main ridge of the Rodna Mountain ...

. 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 to change in the opposite direction after receiving the Lăpuș 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; it has chemical symbol Au (from Latin ) and atomic number 79. In its pure form, it is a brightness, bright, slightly orange-yellow, dense, soft, malleable, and ductile metal. Chemically, gold is a transition metal ...

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 (list of non-water floods, 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 of significant con ...

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 Satu Mare (; ; ; or ) is a city with a population of 102,400 (2011). It is the capital of Satu Mare County, Romania, as well as the centre of the Satu Mare metropolitan area. It lies in the region of Maramureș, broadly part of Transylvania ...

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

Almaș Almaș () is a commune in Arad County, 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 t ...

, Agrij, Apa Sărată,

Șoimuș Șoimuș (, ) is a Commune in Romania, commune in Hunedoara County, Transylvania, Romania. It is composed of ten villages: Bălata (''Balátatelep''), Bejan (''Bezsán''), Bejan-Târnăvița (''Bezsántelep''), Boholt (''Boholt''), Căinelu de Jo ...

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

Valea Vinului Valea Vinului (, Hungarian pronunciation: ) is a commune of 2,334 inhabitants situated in Satu Mare County, Romania Romania is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern and Southeast Europe. It ...

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

, Sălătruc, Muncel, Poiana, Vâtroape, Ileanda, Purcăreț,

Cheud The Cheud is a right tributary of the river Someș in Romania. It discharges into the Someș in the village Năpradea, Cheud.

, Iadăra, Măriușa, Răchitișa, Bârsău,

Arieș The Arieș () 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 basin area ...

, Lăpuș,

Nistru The Dniester ( ) is a transboundary river in Eastern Europe. It runs first through Ukraine and then through Moldova (from which it more or less separates the breakaway territory of Transnistria), finally discharging into the Black Sea on Uk ...

, 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