Lake Lubāns is the largest

lake A lake is an area filled with water, localized in a basin, surrounded by land, and distinct from any river or other outlet that serves to feed or drain the lake. Lakes lie on land and are not part of the ocean, although, like the much large ...

Latvia Latvia ( or ; lv, Latvija ; ltg, Latveja; liv, Leţmō), officially the Republic of Latvia ( lv, Latvijas Republika, links=no, ltg, Latvejas Republika, links=no, liv, Leţmō Vabāmō, links=no), is a country in the Baltic region of ...

(in Latvian: ''Lubāns'', ''Lubānas ezers'' or ''Lubāna ezers''). The lake lies in the center of the Eastern Latvian Lowland. It is a shallow drainage lake, fed by the

Rēzekne Rēzekne (, ; German: ''Rositten'') is a state city in the Rēzekne River valley in Latgale region of eastern Latvia. It is called ''The Heart of Latgale'' (Latvian ''Latgales sirds'', Latgalian ''Latgolys sirds''). Built on seven hills, Rēzekn ...

Malta Malta ( , , ), officially the Republic of Malta ( mt, Repubblika ta' Malta ), is an island country in the Mediterranean Sea. It consists of an archipelago, between Italy and Libya, and is often considered a part of Southern Europe. It lies ...

, Malmuta and Lisiņa rivers and several smaller brooks, with an outflow via the

Aiviekste River Aiviekste is a river in Latvia.Latvian Soviet Encyclopedia, p. 1-99. It begins at Lake Lubāns (the largest lake in Latvia) and drains into the Daugava (the largest river in Latvia). Aiviekste is the largest tributary of Daugava in Latvia. Aivie ...

into the

Daugava River , be, Заходняя Дзвіна (), liv, Vēna, et, Väina, german: Düna , image = Fluss-lv-Düna.png , image_caption = The drainage basin of the Daugava , source1_location = Valdai Hills, Russia , mouth_location = Gulf of Riga, Baltic Se ...

. After damaging spring floods in 1926, several

dam A dam is a barrier that stops or restricts the flow of surface water or underground streams. Reservoirs created by dams not only suppress floods but also provide water for activities such as irrigation, human consumption, industrial use ...

s and

ditch A ditch is a small to moderate divot created to channel water. A ditch can be used for drainage, to drain water from low-lying areas, alongside roadways or fields, or to channel water from a more distant source for plant irrigation. Ditches ar ...

es were constructed. The elevation of the lake is allowed to fluctuate between approximately 90 and 93 metres above sea level. At an elevation of 90.75 m the lake has an area of 25 km², increasing to about 100 km² at 92.75 m. In that state it is considered to be the biggest lake in Latvia. Other small former lakes within the Lubanas basin have been artificially drained and the land is used for agriculture.

References

External links

Geological details
Lubans LLubans {{Latgale-geo-stub