The Udai () is a
river
A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of ...
in
Ukraine, a
right tributary
A tributary, or affluent, is a stream or river that flows into a larger stream or 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 drain the surrounding draina ...
of the
Sula, in the basin of
Dnieper
}
The Dnieper () or Dnipro (); , ; . is one of the major transboundary rivers of Europe, rising in the Valdai Hills near Smolensk, Russia, before flowing through Belarus and Ukraine to the Black Sea. It is the longest river of Ukraine an ...
. It is long, and has a drainage basin of .
[Удай]
Great Soviet Encyclopedia
The ''Great Soviet Encyclopedia'' (GSE; ) is one of the largest Russian-language encyclopedias, published in the Soviet Union from 1926 to 1990. After 2002, the encyclopedia's data was partially included into the later ''Bolshaya rossiyskaya en ...
The Udai finds its source near the village of Rozhnivka in
Pryluky Raion
Pryluky Raion ( uk, Прилуцький район) is a raion (district) of Chernihiv Oblast, northern Ukraine. Its administrative centre is located at the city of Pryluky. Population:
On 18 July 2020, as part of the administrative reform ...
,
Chernihiv Oblast
Chernihiv Oblast ( uk, Черні́гівська о́бласть, translit=Chernihivska oblast; also referred to as Chernihivshchyna, uk, Черні́гівщина, translit=Chernihivshchyna) is an oblast (province) of northern Ukraine. ...
. The river flows through the Dnieper Lowland, within the Chernihiv Oblast and the
Poltava Oblast
Poltava Oblast ( uk, Полта́вська о́бласть, translit=Poltavska oblast; also referred to as Poltavshchyna – uk, Полта́вщина, literally 'Poltava Country') is an oblast (province) of central Ukraine. The administrative ...
. It is predominantly fed by melting snow (
nival regime). It freezes between November and early January, and it stays under the ice until March to mid April.
[ The average discharge of the Uday at 39 km from the mouth is .][
The towns of ]Pryluky
Pryluky ( uk, Прилу́ки ) is a city and municipality located on the Udai River in Chernihiv Oblast, north-central Ukraine. It serves as the administrative center of Pryluky Raion (district). Located nearby is the Pryluky air base, a ...
and Pyriatyn
Pyriatyn (, ) is a city in Poltava Oblast, Ukraine. It is the administrative center of Pyriatyn Raion. Population:
History
At the end of 1941 or beginning 1942, a ghetto guarded by policemen was established and numbered over 1,500 Jews by late ...
lie on the Uday,[ as well as the urban-type settlements of Dihtiari, Varva, Ladan, and the selo of Pisky-Udais'ki.
]
Tributaries
*Left: Burymnya, Ichenka, Radkivka, Smosh, Utka, Lysohir, Varva, Zhuravka, Mnoha.
*Right: Halka, Yushchenkova, Stavka, Perevid, Vilshanka.
References
*Geographical Encyclopedia of Ukraine: 3 t. / Editorial Board: O. M. Marinych (repl. Ed.) And others. - K.: "Ukrainian Soviet Encyclopedia" by them. M.P. Bazhana, 1989.
*Encyclopedia of Ukrainian Studies: Dictionary part: n 11 vols/ Scientific society named after Shevchenko; Goal. Ed. Prof. Dr. Volodymyr Kubiyovych. - Paris; New York: Young Life; Lviv; Kyiv: Globus, 1955–2003.
*Hydrochemistry of the rivers of the Left Bank forest-steppe / Ed. VK Khilchevsky, VA Stashuk. - K .: Nika-Center, 2014. - 230 p.
*Lozovitsky P.S. Environmental assessment of the quality of the water of the upper Uday as a basis for the organization of monitoring of the ecosystems of the national natural parks of the basin ext/ P.S. Lozovitsky / / Protected case 2016. - No. 1 (22). - with. 21-35
*Priluki.info
{{Ukraine-river-stub
Rivers of Chernihiv Oblast
Rivers of Poltava Oblast