The Klyazma River is a river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 in the Moscow

Moscow Oblast

Moscow Oblast , or Podmoskovye , is a federal subject of Russia . Its area, at , is relatively small compared to other federal subjects, but it is one of the most densely populated regions in the country and, with the 2010 population of 7,092,941, is the second most populous federal subject...

, Nizhny Novgorod

Nizhny Novgorod Oblast

Nizhny Novgorod Oblast is a federal subject of Russia . Its administrative center is the city of Nizhny Novgorod. Population: The oblast is crossed by the Volga River. Apart from Nizhny Novgorod's metropolitan area, the biggest city is Arzamas...

, Ivanovo

Ivanovo Oblast

Ivanovo Oblast is a federal subject of Russia .Its three largest cities are Ivanovo , Kineshma, and Shuya.The principal center of tourism is Plyos. The Volga River flows through the northern part of the oblast....

 and Vladimir Oblast

Vladimir Oblast

Vladimir Oblast is a federal subject of Russia . Its administrative center is the city of Vladimir, which is located east of Moscow...

s in Russia

Russia

Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

, a left tributary

Tributary

A tributary or affluent is a stream or river that flows into a main stem river or a lake. A tributary does not flow directly into a sea or ocean...

 of the Oka River

Oka River

Oka is a river in central Russia, the largest right tributary of the Volga. It flows through the regions of Oryol, Tula, Kaluga, Moscow, Ryazan, Vladimir, and Nizhny Novgorod and is navigable over a large part of its total length, as far upstream as to the town of Kaluga. Its length exceeds...

. The length of the river is 686 kilometres. The area of its drainage basin

Drainage basin

A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

 is 42,500 km². The Klyazma River freezes up in November and stays under the ice until mid-April. Its main tributaries are the Ucha

Ucha River

Ucha River is a river in Moscow Oblast, Russia. It is a left tributary of the Klyazma River.The Ucha is 42 km in length, with a drainage basin of 605 km². It flows through the towns of Pushkino and Ivanteyevka, and flows into the Klyazma River at the town of Shchyolkovo.Tributaries:...

, Vorya

Vorya River

The Vorya River is a river in Moscow Oblast, Russia. It is a left tributary of the Klyazma River. It is 99 km in length, with a drainage basin of 1160 km²....

, Kirzhach

Kirzhach River

The Kirzhach River is a river in the Vladimir Oblast in Russia, a left tributary of the Klyazma River. The length of the river is 133 km. The area of its drainage basin is 1820 km². The Kirzhach River originates at the confluence of the Bolshoi Kirzhach River and the Maly Kirzhach River near...

, Peksha

Peksha River

Peksha is a river in Vladimir Oblast, Russia. It is a left tributary of the Klyazma River. It is 127 km in length. The town of Kolchugino is situated by the Peksha....

, Nerl, Uvod

Uvod River

Uvod River is a river in Ivanovo and Vladimir Oblasts in Russia, a left tributary of the Klyazma River . The length of the river is 185 km. The area of its drainage basin is 3,770 km². The Uvod freezes up in November and breaks up in April. The towns of Ivanovo and Kokhma are located on the Uvod...

, Teza

Teza River

The Teza River is a river in Ivanovo Oblast, Russia. It is a left tributary of the Klyazma River, which is in turn a tributary of the Volga River. It has a length of 192 kilometers and a drainage basin with an area of 3,450 square kilometers. Annual flooding occurs between April and the middle of...

, Lukh

Lukh River

Lukh River is a river in Ivanovo, Nizhny Novgorod and Vladimir Oblasts in Russia, a left tributary of the Klyazma River . The length of the river is 240 km. The area of its drainage basin is 4,450 km². The Lukh freezes up in late November and breaks up in April....

, Sudogda

Sudogda River

The Sudogda River is a river in the Vladimir Oblast of Russia, a right tributary of the Klyazma.The Sudogda arises near the village Lazarevka in the south of the oblast and empties into the Klyazma near the village of Spas-Kupalische. It is 118 km long, with an average slope of 0.342 m/km; half...

, and Suvoroshch. The Klyazma is navigable within 120 km from its estuary

Estuary

An estuary is a partly enclosed coastal body of water with one or more rivers or streams flowing into it, and with a free connection to the open sea....

 and in the area of the Klyazminskoye Reservoir. The cities of Gorokhovets

Gorokhovets

Gorokhovets is a town and the administrative center of Gorokhovetsky District of Vladimir Oblast, Russia, located on the highway from Moscow to Nizhny Novgorod. It also serves as a river port on the Klyazma River...

, Mendeleevo, Pavlovsky Posad

Pavlovsky Posad

Pavlovsky Posad is a town and the administrative center of Pavlovo-Posadsky District of Moscow Oblast, Russia, located from Moscow, at the confluence of the Klyazma and the Vokhna Rivers. Population: The Moscow–Vladimir railway goes through the town....

, Vladimir

Vladimir

Vladimir is a city and the administrative center of Vladimir Oblast, Russia, located on the Klyazma River, to the east of Moscow along the M7 motorway. Population:...

, Kovrov

Kovrov

Kovrov is a city and the administrative center of Kovrovsky District of Vladimir Oblast, Russia, situated on the right bank of the Klyazma River . Kovrov's population as of the preliminary results of the 2010 Census was 145,492; down from 155,499 recorded in the 2002 Census, and further down from...

, Shchyolkovo

Shchyolkovo

Shchyolkovo is a city and the administrative center of Shchyolskovsky District in Moscow Oblast, Russia, located on the Klyazma River , northeast of Moscow. Population: 112,865 ; 109,255 ; 91,000 . The settlement dates back to the 16th century. Town status granted to it in 1925...

, Losino-Petrovsky

Losino-Petrovsky

Losino-Petrovsky is a town in Moscow Oblast, Russia, located at the confluence of the Vorya and Klyazma Rivers northeast of Moscow. Population:...

, Noginsk

Noginsk

Noginsk is a town and the administrative center of Noginsky District of Moscow Oblast, Russia, located east of the MKAD ring road on the Klyazma River. Population:...

, Orekhovo-Zuyevo

Orekhovo-Zuyevo

Orekhovo-Zuyevo is an industrial city in Moscow Oblast, Russia, located east of Moscow. It is situated in a forested area on the Klyazma River . The city was established in 1917 when three villages were merged, hence its name. Population: -History:The first facts about Orekhovo-Zuyevo date back...

, Sobinka

Sobinka

Sobinka is a town in Vladimir Oblast, Russia, located on the right bank of the Klyazma River , southwest of Vladimir. Population: It was called Komavangard for a short period in the 1920s. It was granted town status in 1939....

, and Vyazniki

Vyazniki

Vyazniki is a town in Vladimir Oblast, Russia. The town was formed in 1802 by merging the derelict fortress of Yaropolch with the merchant Vyazniki sloboda. Population:...

are located on the shores of the Klyazma River.