The Tamnava ( sr-Cyrl, Тамнава) is a river in western

Serbia , image_flag = Flag of Serbia.svg , national_motto = , image_coat = Coat of arms of Serbia.svg , national_anthem = () , image_map = , map_caption = Location of Serbia (gree ...

. It is a -long left tributary of the

Kolubara River The Kolubara ( sr-cyr, Колубара, ) is a long river in western Serbia; it is an eastern, right tributary to the Sava river. Due to the many long tributaries creating a branchy system within the river's drainage basin, the short Kolubara ...

and also gives the name to the surrounding region of Tamnava.

Origin

The Tamnava originates from several small streams from the hill of ''Konjsko brdo'' (Cyrillic: ''Коњско брдо''; ''Horse hill'') on the northern slopes of Vlašić mountain, northwest of the town of

Valjevo Valjevo (Serbian Cyrillic: Ваљево, ) is a List of cities in Serbia, city and the administrative center of the Kolubara District in western Serbia. According to the 2022 census, the city itself has a population of 56,145 while the city admini ...

, less than a kilometer away from the source of its major tributary, the Ub River. The Tamnava passes next to the village of Miličinica, makes sharp turn to the northwest along the Vlašić mountain, passes the village of

Donje Crniljevo Donje Crniljevo () is a village in Serbia. It is situated on the banks of the Tamnava river in the Koceljeva municipality, in the Mačva District of Central Serbia. The village had a Serb ethnic majority and a population of 981 in 2002. Histori ...

and makes another sharp, elbow turn to the east around the Braznik hill (Cyrillic: ''Бразник''), near the

Gradojević Gradojević () is a village in Serbia. It is situated in the Koceljeva municipality, in the Mačva District of Central Serbia. The village had a Serb ethnic majority and a population of 250 in 2002. Historical population *1948: 647 *1953: 640 * ...

village. At the village of Kamenica, the Tamnava makes almost complete circle (triangle, in this case) as it comes just a kilometer away from its own furthermost source. In this early flow, the Tamnava makes the southeastern border of the Pocerina region of western Serbia.

Tamnava region

The Tamnava region begins as the river passes between the village of

Subotica Subotica (, ; , , ) is a List of cities in Serbia, city in Central Europe and the administrative center of the North Bačka District in the autonomous province of Vojvodina, Serbia. Formerly the largest city of Vojvodina region, contemporary Sub ...

and a small town and regional center of

Koceljeva Koceljeva ( sr-cyr, Коцељева) is a village and municipality located in the Mačva District of western Serbia. According to the 2022 census results, the population of the village is 4,007, while population of the municipality is 11,148. Sett ...

. The villages of Tamnava, Novaci,

Kalinovac Kalinovac is a municipality in the Koprivnica-Križevci County in Croatia. In the 2011 census, there were a total of 1,597 inhabitants in the area, in the following settlements: * Batinske, population 98 * Kalinovac, population 1,463 * Molvice, ...

Trlić Trlić is a village in the municipality of Ub, Serbia , image_flag = Flag of Serbia.svg , national_motto = , image_coat = Coat of arms of Serbia.svg , national_anthem = () , image_map ...

, Sovljak and Crvena Jabuka are located on the river which has been followed by the satellite flow of the Ub River ever from the source on the Vlašić mountain. The Ub finally meets the Tamnava near the village of

Šarbane Šarbane is a village in the Municipalities of Serbia, municipality of Ub, Serbia, Ub, Serbia. According to the 2011 census, the village has a population of 501 people.Popis stanovništva, domaćinstava i Stanova 2002. Knjiga 1: Nacionalna ili etn ...

. The river turns northeast and after it passes the village of

Liso Polje Liso Polje is a village in the municipality of Ub, Serbia , image_flag = Flag of Serbia.svg , national_motto = , image_coat = Coat of arms of Serbia.svg , national_anthem = () , image_map ...

flows into the

Kolubara The Kolubara ( sr-cyr, Колубара, ) is a long river in western Serbia; it is an eastern, right tributary to the Sava river. Due to the many long tributaries creating a branchy system within the river's drainage basin, the short Kolubara ...

, south of the

Belgrade Belgrade is the Capital city, capital and List of cities in Serbia, largest city of Serbia. It is located at the confluence of the Sava and Danube rivers and at the crossroads of the Pannonian Basin, Pannonian Plain and the Balkan Peninsula. T ...

's suburb of

Obrenovac Obrenovac ( sr-cyr, Обреновац, ) is a municipality of the city of Belgrade. According to the 2022 census results, the municipality has a population of 68,882 inhabitants, while the urban area has 25,380 inhabitants. The old name for Obreno ...

. The region is low, elongated in the west–east direction, encompassing also the valleys of the Ub and Kladnica rivers. It is part of the southern

Pannonian plain The Pannonian Basin, with the term Carpathian Basin being sometimes preferred in Hungarian literature, is a large sedimentary basin situated in southeastern Central Europe. After the Treaty of Trianon following World War I, the geomorphologic ...

, that is, of the ancient Bay of Kolubara of the

Pannonian Sea The Pannonian Sea was a shallow ancient sea, where the Pannonian Basin in Central Europe is now. During its history it lost its connections with the neighbouring seas and became a lake. The Pannonian Sea existed from about 10 Ma (million years a ...

. The region is rich in coal (Tamnava coal mines) which is part of the vast Kolubara coal basin. The Tamnava drains an area of , through the Kolubara belongs to the

Black Sea The Black Sea is a marginal sea, marginal Mediterranean sea (oceanography), mediterranean sea lying between Europe and Asia, east of the Balkans, south of the East European Plain, west of the Caucasus, and north of Anatolia. It is bound ...

drainage basin A drainage basin is an area of land in which all flowing surface water converges to a single point, such as a river mouth, or flows into another body of water, such as a lake or ocean. A basin is separated from adjacent basins by a perimeter, ...

and it is not navigable. The name of the river, Tamnava, in Serbian means ''The dark river''.

References

* ''Mala Prosvetina Enciklopedija'', Third edition (1985); Prosveta; * Jovan Đ. Marković (1990): ''Enciklopedijski geografski leksikon Jugoslavije''; Svjetlost-Sarajevo;

External links

{{Authority control Rivers of Serbia