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 ...

Enäjärvi Enäjärvi is a lake in Finland. It is located in the municipality of Vihti in Uusimaa region. The lake is part of Sjundeå å ( fi, Siuntionjoki) basin that drains into the Gulf of Finland. In Finland there are also four other lakes with the ...

Evijärvi Evijärvi is a municipality of Finland. It is located in the Southern Ostrobothnia region. The municipality has a population of () and covers an area of of which is water. The population density is . Neighbouring municipalities are Kauhava, Kr ...

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 ...

Hankavesi Hankavesi is a lake in Hankasalmi, Central Finland, Finland. It is middlesized and quite low. Its form is like a labyrinth, with many islands and spits. Oksalansaari is one of its islands. The lake gets its water from Armisvesi lake. See also ...

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, ...

Haukivesi Haukivesi is a lake in southeastern Finland and a part of the Saimaa lake system. Haukivesi is the central basin of the system, collecting 80% of the water that eventually flows into Lake Ladoga through River Vuoksi. Its area is (List of lakes in ...

Hiidenvesi Hiidenvesi (; literally meaning the "water of goblin") is the second largest lake in the Uusimaa region in Finland. The biggest part of the lake is located in the municipality of Vihti and smaller parts in the town of Lohja. The lake drains through ...

Hiirenvesi Hiirenvesi is a medium-sized lake of eastern Finland. It is located in the Joensuu in the North Karelia region. The lake is part of Vuoksi basin in eastern Finland, that drains into the Lake Ladoga, which in turn is part of the Neva River basin ...

Hirvijärvi Reservoir Hirvijärvi Reservoir ( fi, Hirvijärven tekojärvi) is medium-sized lake in the Lapuanjoki main catchment area. It is located in the region Southern Ostrobothnia, in the municipality of Seinäjoki, Finland.Hirvijärvi – Kalliovesi,

Höytiäinen ' is a lake in Finland. Due to a mismanaged drainage attempt during 1859, the lake was reduced by around one third of its size. It flows through a channel formed in the drainage attempt, called Höytiäisenkanava, into Lake Pyhäselkä in the p ...

,

Hyrynjärvi Hyrynjärvi is a medium-sized lake of 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 no ...

I

Iijärvi (1), Iijärvi (2), Iijärvi (3), Iijärvi (4),

Iisvesi Iisvesi is a rather large lake in Finland. The lake consists of three separate basins: Iisvesi, Virmasvesi and Rasvanki. Located within Tervo, Rautalampi, Suonenjoki Suonenjoki (; literally means "vein's river") is a town and municipality of Fin ...

, Iivantiira – Juttuajärvi,

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, ...

, Immalanjärvi,

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, ...

, Irnijärvi – Ala-Irni, Iso and Pieni Tipasjärvi, Iso Lamujärvi, Iso Lohijärvi, Iso- and Keski-Kero, , Iso-Kiimanen, Iso-Naakkima, Iso-Pyhäntä,

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 Jääsjärvi (; ) is a medium-sized lake of Finland. It is located in the Hartola and Joutsa municipalities, in the Central Finland and Päijänne Tavastia regions. The water quality in the lake is excellent.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 Joutjärvi is a lake in the Möysä district of Lahti, Finland. Its maximum depth is . There is a Canoeing Canoeing is an activity which involves paddling a canoe with a single-bladed paddle. Common meanings of the term are limited to when ...

, 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-Kall ...

(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-Kall ...

(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 Karikkoselkä is a lake formed in an impact crater in Petäjävesi, Finland. Karikkoselkä is located approximately 30 km east from the centre of Keurusselkä, a much older and larger impact crater. Most lakes in the region are elongated i ...

,

Kaukajärvi Kaukajärvi is a Finnish lake in Pirkanmaa (also known as the Tampere Region). The lake is long, wide and covers an area of . Its average depth is and the maximum depth has been measured as . The municipalities of Tampere and Kangasala adjoin ...

, 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 Kemijärvi ( se, Giemajávri, smn, Kiemâjävri, sms, Ǩeeʹmmjäuʹrr) is a town and municipality of Finland. It is located in the province of Lapland. History The first permanent settler inhabitant of Kemijärvi was Paavali Ollinpoika H ...

,

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 Keurusselkä is a lake in Central Finland between the towns of Keuruu to the north and Mänttä to the south. It covers an area of . Its average depth is with a maximum depth of . The surface lies at above sea level. The lake is long and is a ...

,

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 List of cities and towns in Finland, town and municipalities of Finland, municipality of Finland located in the Northern Savonia regions of Finland, region. The municipality has a population of and covers an area of of which is wa ...

, 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 municip ...

(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 municip ...

(2),

Koitere ' is a rather large lake in Ilomantsi, North Karelia, Finland. The lake, which sports 451 islands and many beaches, is located in the middle of wilderness. The river Koitajoki, which is a tributary of the river Pielisjoki in North Karelia, flows ...

, 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 Köyliönjärvi (''Lake Köyliö'', sv, Kjulo träsk) is a lake in the municipality of Köyliö, Finland. It is the home of the first documented historical event in Finland as Saint Henry was allegedly murdered by peasant called Lalli on the ice ...

,

Kukkia Kukkia is a medium-sized lake in Finland. It is a part of a chain of lakes that begins from the lakes Lummene, Vehkajärvi and Vesijako at the drainage divide between the Kokemäenjoki and Kymijoki basins and flows westwards from there through th ...

,

Kulovesi Kulovesi is a medium-sized lake in Finland. It is situated in the area of the towns Nokia and Sastamala in the Pirkanmaa region. The lake is part of the Kokemäenjoki basin. The lake Pyhäjärvi drains through the Nokianvirta River into the Lake ...

, 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 Kuuhankavesi is a medium-sized lake of Finland. It is located in Hankasalmi, Central Finland region. It belongs to the Kymijoki main catchment area.Kuusamojärvi,

Kuusvesi Kuusvesi is a medium-sized lake of Central Finland, in Laukaa Municipality. It belongs to the Kymijoki main catchment area.

, Kuvansi, Kynsijärvi – Kynsilampi, Kynsivesi – Leivonvesi,

Kyrösjärvi Kyrösjärvi is a medium-sized lake in Finland. It is situated in the municipalities of Ikaalinen, Hämeenkyrö and Ylöjärvi in the Pirkanmaa region in western Finland. The lake is part of the Kokemäenjoki basin and it drains through a chain of ...

,

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 Längelmävesi () is a lake in southwestern Finland. The lake is located mostly in the Pirkanmaa region at an elevation of . Längelmävesi is within the municipalities of Jämsä (formerly Längelmäki), Kangasala (formerly Sahalahti), Kuhmalah ...

,

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 Lestijärvi is a municipality of Finland. There is also the Lake Lestijärvi in the area. Lestijärvi is located in the province of Western Finland and is part of the Central Ostrobothnia region. The municipality has a population of (), which m ...

, Liesvesi,

Lievestuoreenjärvi Lievestuoreenjärvi is a medium-sized lake in Laukaa, Finland.Livojärvi Livojärvi is a medium-sized lake in the Iijoki main catchment area. It is located in Posio municipality, in the Lapland region in Finland.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 The Lokka Reservoir (in Finnish language, Finnish: ''Lokan tekojärvi'', ''Lokan allas'', short form ''Lokka''), is a reservoir, upstream of the Luiro River in Sodankylä, in northern Finland. Depending on the water level, its area ranges from 21 ...

,

Loppijärvi Loppijärvi is a medium-sized lake in Finland. It is situated in the municipality of Loppi in the Tavastia Proper region. The lake is part of Kokemäki River basin and it drains through Tervajoki River into Lake Kernaalanjärvi which in its turn ...

,

Luirojärvi Luirojärvi is a rather small lake of Finland. It is located in Urho Kekkonen National Park in Lapland region.Lummene Lummene (also Lummenne) is a lake in Finland in the municipality of Kuhmoinen in the Central Finland region. The lake is a bifurcation lake. One outflow from it is eastwards into the lake Päijänne, which is a part of Kymijoki basin and dra ...

M

Maaninkajärvi, Maavesi,

Mahnalanselkä – Kirkkojärvi Mahnalanselkä – Kirkkojärvi is a medium-sized lake in Finland. It is located in Pirkanmaa region in the Finnish Lakeland and in the Hämeenkyrö municipality. The lake is quite narrow and about 20 km long. There are four sub-lakes in the ...

,

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 Näläntöjärvi is a lake in Kiuruvesi, Finland. 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 are small, but there are 309 lakes or reservoirs larger than ...

, 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 Niinivesi is a medium-sized lake of Finland and it belongs to the Kymijoki main catchment area. The lake is situated in Rautalampi, Tervo and Vesanto municipalities.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 Nuorajärvi is a medium-sized lake in the Vuoksi main catchment area. It is located in the Northern Karelia region in Finland.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 Orajärvi is medium-sized lake in the Kemijoki main catchment area in Finland. It is located in Sodankylä municipality, in the eastern Lapland region.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 Pälkänevesi is a lake in Finland. The lake is located in the municipality of Pälkäne in the Pirkanmaa region. The lake is part of Kokemäenjoki basin and a chain of lakes that consists of Längelmävesi, Vesijärvi, Roine, Pälkänevesi and ...

, 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, w ...

, Pieni-Kiimanen, Pieni-Onkamo,

Pihlajavesi (Saimaa) Pihlajavesi is a lake in Finland. The area of the lake is making it the sixth largest lake in the country. Pihlajavesi is the second-largest basin in the complex Saimaa Saimaa ( , ; sv, Saimen) is a lake located in the Finnish Lakeland area ...

,

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 Pöyrisjärvi a medium-sized lake in the Kemijoki main catchment area in the Enontekiö municipality of Finland, close to the border with Norway.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, ...

,