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 ...

Finland Finland ( fi, Suomi ; sv, Finland ), officially the Republic of Finland (; ), is a Nordic country in Northern Europe. It shares land borders with Sweden to the northwest, Norway to the north, and Russia to the east, with the Gulf of B ...

reservoir A reservoir (; from French ''réservoir'' ) is an enlarged lake behind a dam. Such a dam may be either artificial, built to store fresh water or it may be a natural formation. Reservoirs can be created in a number of ways, including contro ...

Ala-Kintaus Ala-Kintaus is a rather small lake of Finland. It belongs to the Kymijoki main catchment area. It is located in municipality of Petäjävesi in the region of Central Finland. It is a part of Jämsä catchment area. See also *List of lakes in Finla ...

Haapajärvi Haapajärvi is a town and municipality of Finland. It is located in the province of Oulu and is part of the Northern Ostrobothnia region. The town has a population of () and covers an area of of which is water. The population density is . Neig ...

Hauhonselkä Hauhonselkä is a lake in Finland. It is part of a chain of lakes that begins from the lakes Lummene and Vesijako at the drainage divide between the Kokemäenjoki and Kymijoki basins and flows westwards from there through the lakes Kuohijärvi, ...

Ilmoilanselkä Ilmoilanselkä is a lake in Finland. It is part of a chain of lakes that begins from the lakes Lummene and Vesijako at the drainage divide between the Kokemäenjoki and Kymijoki basins, flows westwards from there through the lakes Kuohijärvi, ...

Inari Inari may refer to: Shinto * Inari Ōkami, a Shinto spirit ** Mount Inari in Japan, site of Fushimi Inari-taisha, the main Shinto shrine to Inari ** Inari Shrine, shrines to the Shinto god Inari * Inari-zushi, a type of sushi Places * Inari, ...

Iso-Roine Iso-Roine (also Iso Roinevesi) is medium-sized lake in the Kokemäenjoki main catchment area in the Tavastia Proper region in Finland. The lake is located in the area of the city of Hämeenlinna. It is part of a chain of lakes that begins from th ...

Iso-Vietonen Iso-Vietonen is a medium-sized lake in the Tornionjoki main catchment area. It is located in Ylitornio municipality, in the Lapland region in Finland.Isojärvi (1), Isojärvi (2)

J

Jääsjärvi, Jäsys – Retujärvi, Jerisjärvi,

Jonkeri Jonkeri is a medium-sized lake of Finland. It belongs in the Vuoksi main catchment area and is situated in Kainuu region.

, Jonku, Jormasjärvi, Joukamojärvi, Joutjärvi, Joutsijärvi, Joutsjärvi, Juojärvi, Juolasvesi – Sarkavesi,

Juurusvesi–Akonvesi Juurusvesi–Akonvesi is a lake in Finland Finland ( fi, Suomi ; sv, Finland ), officially the Republic of Finland (; ), is a Nordic country in Northern Europe. It shares land borders with Sweden to the northwest, Norway to the north, ...

, Jyväsjärvi

K

Kaavinjärvi, Kalajärvi Reservoir,

Kallavesi Kallavesi is a medium-sized lake in Northern Savonia, eastern Finland located around the town of Kuopio. Combined with the lakes Suvasvesi, Juurusvesi–Akonvesi, Muuruvesi, Melavesi, and Riistavesi Kallavesi forms an lake system named Iso ...

(1),

Kallavesi Kallavesi is a medium-sized lake in Northern Savonia, eastern Finland located around the town of Kuopio. Combined with the lakes Suvasvesi, Juurusvesi–Akonvesi, Muuruvesi, Melavesi, and Riistavesi Kallavesi forms an lake system named Iso ...

(2), Kangasjärvi,

Kangasvesi Kangasvesi is a medium-sized lake in the Vuoksi main catchment area. It is located in the North Karelia region, in the municipality of Kontiolahti.Kankareenjärvi,

Kankarisvesi Kankarisvesi is a rather small lake of Finland. It belongs to the Kymijoki main catchment area. It is located in Jämsä in the region of Keski-Suomi. It is also a part of Jämsä catchment area. The lake is narrow and about 10 kilometers long. ...

, Kannonselkä, Karankajärvi, Karhijärvi, Karijärvi, Karikkoselkä, Kaukajärvi, Kaukuanjärvi,

Keitele Keitele is a municipality of Finland. It is part of the Northern Savonia region. The municipality has a population of () and covers an area of of which is water. The population density is . Neighbour municipalities are Pielavesi, Pihtipudas, ...

, Kellojärvi – Korpijärvi, Kelontekemäjärvi, Kemijärvi,

Kermajärvi Kermajärvi (literally Finn. ''kerma'' for cream, ''järvi'' for lake, Sámi. ''kierma'' for rare and threatened Finnish Forest Reindeer fawn, and/or old Eastern Finnish word ''kiermi'' for type of fishing net drying stand) is a medium-sized lak ...

, Keurusselkä,

Keyritty Keyritty is a medium-sized lake in the Vuoksi main catchment area. It is located in the region of Northern Savonia in Finland.

, Kiantajärvi (1), Kiantajärvi (2), Kiesimä, Kiitämä, Kilpisjärvi – Alajärvi, Kiteenjärvi,

Kiuruvesi Kiuruvesi is a town and municipality of Finland located in the Northern Savonia region. The municipality has a population of and covers an area of of which is water. The population density is . Neighbour municipalities are Iisalmi, Pielavesi, ...

, Kivesjärvi,

Kivijärvi Kivijärvi (; literally "stone lake") is a municipality of Finland. It is located in the Central Finland region. The municipality has a population of () and covers an area of of which is water. The population density is . Neighbouring munici ...

(1),

Kivijärvi Kivijärvi (; literally "stone lake") is a municipality of Finland. It is located in the Central Finland region. The municipality has a population of () and covers an area of of which is water. The population density is . Neighbouring munici ...

(2), Koitere, Koivujärvi, Kolima, Koljonselkä, Kolkonjärvi,

Konnevesi Konnevesi is a municipality of Finland. It is located in the former province of Western Finland and is part of the Central Finland region. The municipality has a population of () and covers an area of of which is water. Neighbouring municipalit ...

,

Konnivesi Konnivesi is a medium-sized lake of Finland in the Kymijoki main catchment area. It is located partly in region Päijänne Tavastia, near the town Heinola, partly in region Kymenlaakso. There is a waterway crossing the Heinola town and connecting ...

, Korpijärvi, Korpijärvi – Verijärvi, Korvuanjärvi, Koskelovesi – Miekkavesi, Kostonjärvi, Köyliönjärvi, Kukkia, Kulovesi, Kuohattijärvi,

Kuohijärvi Kuohijärvi is a lake in Finland. It is part of a chain of lakes that begins from the lakes Lummene and Vesijako at the drainage divide between the Kokemäenjoki and Kymijoki basins, flows westwards from there and drains into lake Mallasvesi thro ...

, Kuolimo, Kuorasjärvi,

Kuorevesi Kuorevesi is a former municipality in Finland. It was part of the Pirkanmaa region in western Finland. In the year 2001 it was consolidated into the town of Jämsä in the Central Finland region. The name of the municipality came from the Lake Ku ...

, Kuorinka, Kuortaneenjärvi, Kurkijärvi – Tuuliainen, Kuttajärvi, Kuuhankavesi, Kuusamojärvi, Kuusvesi, Kuvansi, Kynsijärvi – Kynsilampi, Kynsivesi – Leivonvesi, Kyrösjärvi,

Kyyjärvi Kyyjärvi (; lit. " adder lake") is a municipality of Finland. It is located in the Central Finland region, about northwest of Jyväskylä. The municipality has a population of () and covers an area of of which is water. The population density ...

,

Kyyvesi Kyyvesi (transl. Viper Water) is a rather large lake in the Southern Savonia region of Finland. Despite its size (129,95 km²) it is very shallow and extremely rocky.Laakajärvi,

Lahnavesi Lahnavesi is a medium-sized lake in the Kymijoki main catchment area. It is located in Mäntyharju, in the Southern Savonia region in Finland.Lammasjärvi, Lampaanjärvi, Längelmävesi,

Lannevesi Lannevesi is a medium-sized lake of Central Finland in the Kymijoki main catchment area. It is situated in Saarijärvi municipality. Lannevesi flows its water to the north, Summasjärvi by Lannejoki River. Near the lake there is Lannevesi vil ...

, Lapinjärvi,

Lappajärvi Lappajärvi is a municipalities of Finland, municipality in Finland in Southern Ostrobothnia regions of Finland, region. It is from Lappajärvi to Seinäjoki, to Kokkola and to Vaasa. The municipality has a population of () and covers an area ...

, Lappalanjärvi, Lentiira,

Lentua Lentua is a medium-sized lake of Finland and it is the 57th biggest lake in Finland. It belongs to Oulujoki main catchment area and it is situated in Kuhmo municipality in the Kainuu Kainuu ( sv, Kajanaland) is one of the 19 regions of Finlan ...

,

Leppävesi Leppävesi is the 65th (63.59 km²) largest lake of Finland in municipalities Jyväskylä, Laukaa and Toivakka.

, Lestijärvi, Liesvesi, Lievestuoreenjärvi, Livojärvi,

Lohjanjärvi Lohjanjärvi ( sv, Lojo sjö; also known as Lake Lohja) is a lake located in the Uusimaa Regions of Finland, region of Finland. The majority of the lake is located within the borders of the city of Lohja and smaller parts in the municipality of ...

, Lokka Reservoir, Loppijärvi, Luirojärvi, Lummene

M

Maaninkajärvi, Maavesi, Mahnalanselkä – Kirkkojärvi,

Mallasvesi Mallasvesi is a medium-sized lake in Finland Finland ( fi, Suomi ; sv, Finland ), officially the Republic of Finland (; ), is a Nordic country in Northern Europe. It shares land borders with Sweden to the northwest, Norway to the north, ...

, Mallos, Melakko – Loitimo, Miekojärvi, Muojärvi – Kirpistö, Mutusjärvi, Muurasjärvi, Muuratjärvi, Muuruejärvi

N

Näläntöjärvi, Nammijärvi,

Näsijärvi Näsijärvi () is a lake above sea level, in the Pirkanmaa region of southern Finland. Näsijärvi is the biggest lake in the Tampere area at in size. The city of Tampere was built along the Tammerkoski rapids, through which the lake drains in ...

, Nerkoonjärvi (1), Nerkoonjärvi (2), Niemisvesi – Pemu, Niinivesi,

Nilakka Nilakka is a rather large lake in Northern Savonia, Finland. With the area of nearly 169 km2 it is the 25th largest lake in the country.Niskajärvi, Nitsijärvi, Nolimojärvi, Norvajärvi, Nuorajärvi, Nuoramoisjärvi

O

Oijärvi, Olkkajärvi – Matkalampi, Onkamojärvi,

Onkivesi Onkivesi is a rather large lake of Finland. It belongs to the Vuoksi main catchment area. It is located in the Northern Savonia region and mostly in Lapinlahti municipality. Water in the lake is somewhat brownish partly due to natural inflows and ...

, Ontojärvi – Nurmesjärvi, Orajärvi,

Orivesi Orivesi () is a town and a municipality of Finland. It is part of the Pirkanmaa region. The municipality has a population of () and covers an area of of which is water. The population density is . The municipality official language is monoling ...

, Osmankajärvi, Otermanjärvi,

Oulujärvi Oulujärvi (; sv, Ule träsk; also known as Lake Oulu) is a large lake in the Kainuu region of Finland. With an area of it is the fifth largest lake in the country. The lake is drained by the Oulu River, which flows northwestward from the lake ...

P

Pääjärvi (1), Pääjärvi (2), Paatari (Paadaar), Päijänne,

Paljavesi Paljavesi is a medium-sized lake in Finland. It is located in the Southern Savonia region in Finland, in the municipality of Mikkeli. The lake belongs to the Vuoksi main catchment area.Pälkänevesi, Pallasjärvi – Pallaslompolo, Palovesi – Jäminginselkä, Pankajärvi, Pautujärvi,

Peruvesi Peruvesi is a medium-sized lake in the Kymijoki main catchment area. It is located in the region Southern Savonia, near the church village of Pertunmaa in the municipality of Pertunmaa, Finland.Pesiöjärvi, Petruma, Pieksänjärvi,

Pielavesi Pielavesi is a municipality of Finland. It is part of the Northern Savonia region. The municipality has a population of () and covers an area of of which is water. The population density is . The municipality is unilingually Finnish. Geography ...

,

Pielinen Pielinen ( sv, Pielisjärvi) is the fourth largest lake of Finland, with a drainage basin area of equally distributed between eastern Finland and Russia. The creation of the lake and its outlet is attributed to a post-glacial isostatic rebound, ...

, Pieni-Kiimanen, Pieni-Onkamo, Pihlajavesi (Saimaa),

Pihlajavesi (Keuruu) Pihlajavesi is a medium-sized lake in Central Finland. It is situated in the municipality of Keuruu (formerly Pihlajavesi) in the central Finland region. It drains through a chain of lakes into the lake Tarjanne and is a part of the Kokemäenj ...

, Piispajärvi, Pirttijärvi – Kaitainjärvi,

Pirttilampi Pirttilampi is a medium-sized lake in Finland. It is located in Central Finland, to the north of Multia. See also * List of lakes in Finland There are 187,888 lakes in Finland larger than 5 ares (500 square metres / 5,382 sq.ft.) Most ar ...

, Pohjois- and Etelä-Virmas,

Porovesi Porovesi is a medium-sized lake in the Vuoksi main catchment area. It is located in the Iisalmi town, Northern Savonia region in Finland.

, Porttipahta Reservoir, Posionjärvi, Pöyrisjärvi, Pöyrysjärvi Puhosjärvi, Pulmankijärvi,

Puruvesi Puruvesi is a lake in Eastern Finland. The lake is located in Kerimäki, Kesälahti and Punkaharju municipalities. Part of the Saimaa lake system, it borders on the sub-lake system of Pihlajavesi to the south. As is the case of other lakes of Sai ...

,

Puula Puula (or Puulavesi) is a lake in the Kymi River area in the Finnish municipalities of Hirvensalmi, Kangasniemi and Mikkeli. Puula is above sea level, the area is , and it is deep at its deepest point, located near Porttisalmi at Simpiänselkä, ...

,