HydrionisGlobal Water Intelligence
Monitoring network

Finland monitoring network

Hydrionis holds continuous records from 671 monitoring locations in Finland, the earliest opening in 1847.

671 locations1847–2026
671
Monitoring locations
10,327,195
Observations held
1847–2026
Record span
1
Kinds of measurement

Where the network is

Finland monitoring network
671 river gauges
Finland monitoring network400 locations, each labelled individually.Juankoski — River gauge, 1975–2026Vääräkoski — River gauge, 1981–2026Jongunjoki, Viitakoski — River gauge, 1965–1972Lieksanjoki, Höpöttäjänvirta — River gauge, 1937–1960Kangaskoski — River gauge, 1982–2021Jongunjoki, Viitakoski — River gauge, 1973–2026Saramojoki, Roukkajankoski — River gauge, 1974–2026Lieksanjoki, Lieksankoski — River gauge, 1961–2026Valtimonjoki, Nuolikoski — River gauge, 1976–2026Koitajoki, Lylykoski — River gauge, 1936–1958Koitajoki, Lylykoski — River gauge, 1959–1976Koitereenjoki, Hiiskoski — River gauge, 1942–1954Koitajoki, Lylykoski — River gauge, 1977–2009Koitajoki, Siikakoski — River gauge, 1937–1955Pielisjoki, Häihä — River gauge, 1901–1956Pielisjoki, Jakokoski — River gauge, 1911–1970Pielisjoki, Kaltimo — River gauge, 1958–2026Pielisjoki, Kuurna — River gauge, 1972–2026Rauanjoki — River gauge, 1979–2026Enonkoski — River gauge, 1985–1995Pyhäjärvi, Puhos — River gauge, 1966–2026Höytiäinen, Puntarikoski — River gauge, 1958–2026Salahminjärvi, Salahmi — River gauge, 1969–2026Porovesi, Nerohvirta — River gauge, 1983–2026Onkivesi, Viannonkoski — River gauge, 1977–2026Pulkonkoski — River gauge, 1982–2026Laakajärvi, pato — River gauge, 1961–1982Kiltuanjärvi, Jyrkkä — River gauge, 1998–2026Sälevä — River gauge, 1991–2026Syväri, Lastukoski — River gauge, 1911–1958Keyritynjoki — River gauge, 1965–1987Keyritty - luusua — River gauge, 1987–2026Ala-Luosta - luusua — River gauge, 1917–1991Kallavesi, Konnus — River gauge, 1911–1930Karjalankoski — River gauge, 1961–2026Kärenjärvi - luusua — River gauge, 1986–1993Kajoonjärvi - luusua — River gauge, 1975–2026Kallavesi - Konnus + Karvio — River gauge, 1931–2026Juojärvi - luusua — River gauge, 1911–1930Sorsavesi, Sorsakoski — River gauge, 1988–2026Kermajärvi - luusua — River gauge, 1970–2026Sysmäjärvi - luusua — River gauge, 1946–1956Lohnajärvi - luusua — River gauge, 1975–2026Rautjärvi, Siikakoski — River gauge, 1976–1992Maavesi — River gauge, 1960–2026Suurijärvi - luusua — River gauge, 1982–2026Vuoksi, Tainionkoski — River gauge, 1960–2026Vuoksi, Imatra — River gauge, 1898–1963Salmen silta — River gauge, 1966–2026Saanijärvi - luusua — River gauge, 1951–2026Heitjärvi - luusua — River gauge, 1964–1999Kärnäjärvi, Kellankoski — River gauge, 1941–2026Vuosjärvi, Huopanankoski — River gauge, 1910–2026Keitele, Äänekoski — River gauge, 1934–2026Pääjärvi - luusua — River gauge, 1911–2026Saarijärvi - luusua — River gauge, 1910–1961Leuhunkoski — River gauge, 1962–2026Lannevesi - luusua — River gauge, 1962–2026Naarajärvi - luusua — River gauge, 1936–1981Kiimasjärvi - luusua — River gauge, 1909–1966Kuhnamo, Kapeenkoski — River gauge, 1946–1987Kuhnamo, Kapeenkoski — River gauge, 1911–1992Vatianjärvi - luusua — River gauge, 1909–1977Nilakka, Äyskoski — River gauge, 1994–2026Koivujärvi - luusua — River gauge, 1910–2005Nilakka, Äyskoski — River gauge, 1896–1994Hankavesi - luusua — River gauge, 1961–2026Kynsivesi, Simuna — River gauge, 1941–1978Leivonvesi, Simuna — River gauge, 1978–2026Konnevesi - luusua — River gauge, 1909–2026Armisvesi - luusua — River gauge, 1974–2026Leppävesi - luusua — River gauge, 1919–1946Palokkajärvi, Lohikoski — River gauge, 1967–2025Saraavesi, Kuhankoski — River gauge, 1941–2026Saarijärvi - luusua — River gauge, 1984–2026Pälämä - luusua — River gauge, 1983–2026Patalankoski — River gauge, 1962–2026Salosjärvi - luusua — River gauge, 1910–1991Arrakosken voimalaitos — River gauge, 1984–2026Päijännetunneli - Vantaa — River gauge, 1982–1988Päijänne, Kalkkinen — River gauge, 1964–1969Päijänne, Kalkkinen — River gauge, 1911–1963Konnivesi, Vuolenkoski — River gauge, 1909–1958Ala-Rieveli - luusua — River gauge, 1934–2003Konnivesi, Vuolenkoski — River gauge, 1959–2026Mankala — River gauge, 1951–2026Kyyvesi - luusua — River gauge, 1910–1965Synsiä - luusua — River gauge, 1971–2026Liekune, Kissakoski — River gauge, 1949–2026Volanjoki — River gauge, 1980–2020Vuohijärvi, Siikakoski — River gauge, 1963–2026Kamponen - luusua — River gauge, 1910–1962Kuusankoski — River gauge, 1909–1939Kannuskoski — River gauge, 1961–2026Jyräänkoski, pato — River gauge, 1963–2026Piirteenvirta — River gauge, 1934–2026Pernoonkoski — River gauge, 1970–1984Piirteenvirta — River gauge, 1970–2026Kymijoki, itähaara — River gauge, 1954–1978Kymijoki, itähaara — River gauge, 1970–2026Kymijoki, kokonaisvirtaama — River gauge, 1941–2026Koivukoski — River gauge, 1954–2026Hirvivuolle — River gauge, 1941–1991Villikkalanjoki — River gauge, 1952–1964Hirvikoski — River gauge, 1950–2026Kukonkoski — River gauge, 1980–1988Patomäenkoski — River gauge, 1993–2026Strömsberg — River gauge, 1991–1998Ahvenkoski — River gauge, 1933–2026Vakkola — River gauge, 1963–2026Hirvihaaranjoki — River gauge, 1987–2026Ala-Suolijärvi - luusua — River gauge, 1965–2004Hirvijärvi - luusua — River gauge, 1961–2026Kytäjärvi - luusua — River gauge, 1961–2026Valkjärvi - luusua — River gauge, 1961–2024Myllymäki — River gauge, 1959–2026Päijännetunneli - Keravanjoki — River gauge, 1989–2026Tuusulanjärvi - luusua — River gauge, 1961–2026Stenkulla — River gauge, 1912–1927Siuntionjoki — River gauge, 1975–2000Keritty - luusua — River gauge, 1971–1992Palojärvenkoski — River gauge, 1964–2026Vanjoki, Nahkakoski — River gauge, 1991–2006Sakara - luusua — River gauge, 1971–1995Landsbro — River gauge, 1911–1954Väänteenjoki — River gauge, 1970–2026Peltokoski — River gauge, 1938–2026Kaukolankoski — River gauge, 1970–2026Hovirinnankoski — River gauge, 1966–2025Paimionjoki - Aurajoki — River gauge, 1966–2017Juvankoski — River gauge, 1958–2026Laajoki — River gauge, 1987–2026Lapinjoki - Rauman tehtaat — River gauge, 1962–1992Puttakoski — River gauge, 1970–2026Ylinenkoski — River gauge, 1969–2026Pyhäjoki — River gauge, 1971–2026Pyhäjärvi - luusua — River gauge, 1965–2026Suutelankoski — River gauge, 1965–1984Pappilankoski — River gauge, 1985–2023Pitkävesi - luusua — River gauge, 1911–1937Porraskoski — River gauge, 1984–1987Vesijako - Palsankoski — River gauge, 1985–2026Kukkia, luusua — River gauge, 1911–2026Haarajoki — River gauge, 1972–2026Valkeakoski — River gauge, 1956–2026Hyvikkälänjoki — River gauge, 1978–1991Tarpianjoki — River gauge, 1911–1932Haapajärvi - luusua — River gauge, 1911–2026Niemisvesi - luusua — River gauge, 1911–1920Hankavesi - Inha — River gauge, 1983–2026Kahilanjärvi - luusua — River gauge, 1956–1981Killinkoski — River gauge, 1981–2026Vanajavesi - Kuokkalankoski — River gauge, 1911–2026Pihlajavesi - luusua — River gauge, 1911–1986Vilppulankoski — River gauge, 1961–2026Tampere, Alakoski — River gauge, 1970–1984Nokia — River gauge, 1939–1952Nerkoonjärvi - luusua — River gauge, 1931–1939Tammerkoski — River gauge, 1933–2026Nokia — River gauge, 1953–2026Parkanonjoki — River gauge, 1931–1971Jämijärvi - luusua — River gauge, 1931–1954Kyröskoski — River gauge, 1907–1933Mätikkö - luusua — River gauge, 1911–1954Leppäsjärvi - luusua — River gauge, 1933–2026Äetsä — River gauge, 1949–1956Salkolanjärvi - luusua — River gauge, 1975–1990Hartolankoski — River gauge, 1952–2026Äetsä — River gauge, 1957–2026Liesjärvi - luusua — River gauge, 1963–2026Loimijoki, Sallilankoski — River gauge, 1989–2026Loimijoki, Maurialankoski — River gauge, 1985–2026Harjunpäänjoki — River gauge, 1970–1991Kolsi — River gauge, 1947–2026Vatajankoski — River gauge, 1990–2022Eteläjoki, Maantiesilta — River gauge, 1999–2013Eteläjoki, Paratiisikoski — River gauge, 1970–2026Pohjajoki — River gauge, 1970–2026Perus — River gauge, 1980–2026Tiukka — River gauge, 1972–1985Lankoski — River gauge, 1970–2026Puskamarkki — River gauge, 1985–2026Köpingsbro, Malax — River gauge, 1979–2026Jalasjoki, Luopa — River gauge, 1960–1964Karkkimala — River gauge, 1972–2026Koskuejärvi - luusua — River gauge, 1925–1966Koskutjoki — River gauge, 1984–2009Pitkämö — River gauge, 1971–2026Kyrönjoki, Hanhikoski — River gauge, 1951–2026Nurmonjoki — River gauge, 1933–1975Hirvikoski + Nurmonjoki — River gauge, 1999–2026Tampparinkoski — River gauge, 1980–2026Pappilankari — River gauge, 1931–1993Uusikaarlepyy — River gauge, 1970–2026Lappajärvi - luusua — River gauge, 1931–1964Evijärvi - luusua — River gauge, 1933–1954Ähtävänjoki, Hanhikoski — River gauge, 1971–2026Kattilakoski — River gauge, 1982–2026Herrfors — River gauge, 1965–2026Kaitfors, kokonaisvirtaama — River gauge, 1983–2026Pelon silta — River gauge, 1968–1982Perho — River gauge, 1951–1967Hyyppä — River gauge, 1966–2026Saarenpää — River gauge, 1980–2026Settijärvi, pato — River gauge, 1983–2026Lestijärvi - luusua — River gauge, 1921–2026Kuonanjärvi, pato — River gauge, 1983–2026Haapajärvi - luusua — River gauge, 1931–1976Malisjoki — River gauge, 1986–2026Olmanvirta — River gauge, 1941–1981Hamari — River gauge, 1984–2026Raudaskoski — River gauge, 1912–1978Hihnalankoski — River gauge, 1911–1976Pyhäjärvi - luusua — River gauge, 1971–2026Haapajärvi - luusua — River gauge, 1931–1960Napurinkallio — River gauge, 1963–1971Tolpankoski — River gauge, 1983–2026Lamujoki — River gauge, 1976–2026Sipola — River gauge, 1936–1970Kortteinen, pato — River gauge, 1977–2026Harjunniva — River gauge, 1958–2026Vellijärvi - luusua — River gauge, 1980–2026Länkelä — River gauge, 1936–2026Pesiöjärvi - luusua — River gauge, 1980–2026Vuokkijärvi - luusua — River gauge, 1911–2026Kiantajärvi, Ämmäkoski — River gauge, 1960–2026Niemelänjärvi - luusua — River gauge, 1963–1975Vuokkijärvi, Niipas — River gauge, 1939–1958Hyrynjärvi - luusua — River gauge, 1911–1959Emäjoki, Seitenoikea — River gauge, 1961–2026Iijärvi - luusua — River gauge, 1911–1947Uva - luusua — River gauge, 1976–2026Kivesjärvi - luusua — River gauge, 1988–2026Leppikoski — River gauge, 1963–2026Kalliojärvi - luusua — River gauge, 1975–2026Änättijärvi - luusua — River gauge, 1911–2026Lentua - luusua — River gauge, 1911–2026Kellojärvi - luusua — River gauge, 1977–2026Lammasjärvi - luusua — River gauge, 1937–2026Nuasjärvi - luusua — River gauge, 1896–1933Jormasjärvi - luusua — River gauge, 1985–2026Ontojärvi, Katerma — River gauge, 1950–2026Oulujärvi - luusua — River gauge, 1896–1949Oulujärvi, Jylhämä — River gauge, 1950–2026Nuojua — River gauge, 1954–2026Pälli — River gauge, 1956–1972Utanen — River gauge, 1956–2026Montta — River gauge, 1956–2026Merikoski — River gauge, 1950–2026Iso Puutiojärvi - luusua — River gauge, 1975–2026Irnijärvi, pato — River gauge, 1959–1965Jokijärvi - luusua — River gauge, 1961–1968Kuoliojoki — River gauge, 1965–1969Haukipudas — River gauge, 1977–2026Koitijärvi - luusua — River gauge, 1961–1991Näljänkäjärvi - luusua — River gauge, 1978–1994Kostonjärvi, pato — River gauge, 1965–2026Kurenalus — River gauge, 1956–1976Kurenalus — River gauge, 1986–2026Livojoki, Hanhikoski — River gauge, 1960–1965Jaurakkajärvi - luusua — River gauge, 1960–2026Kipinä — River gauge, 1956–1995Haapakoski — River gauge, 1963–2026Kierikki — River gauge, 1966–2026Maalismaa — River gauge, 1968–2026Merikoski — River gauge, 1911–1971Ravaska — River gauge, 1965–2026Kuivaniemi — River gauge, 1911–1980Hosionkoski — River gauge, 1962–2026Sattasjoki — River gauge, 1977–2026Simo — River gauge, 1965–2026Porttipahta — River gauge, 1971–2026Kitinen, Kurkiaska — River gauge, 1993–2026Kitinen, Vajukoski — River gauge, 1984–2026Luiro, Kammonen — River gauge, 1987–2026Kemijärvi - luusua — River gauge, 1946–1959Kemijärvi - luusua — River gauge, 1921–1959Juotas, konevirtaama — River gauge, 1981–2026Kemihaara — River gauge, 1921–2026Koskenkylä — River gauge, 1921–1941Olkkajärvi - luusua — River gauge, 1950–1960Kaihua — River gauge, 1960–1995Ounasjoki, Kaukonen — River gauge, 1954–1991Olkkajärvi, Permantokoski — River gauge, 1962–2026Unari - luusua — River gauge, 1982–2026Ounasjoki, Marraskoski — River gauge, 1971–2026Ounaskoski — River gauge, 1948–1960Ounaskoski — River gauge, 1921–1947Sinettäjärvi - luusua — River gauge, 1964–2026Valajaskoski — River gauge, 1960–2026Ossauskoski — River gauge, 1965–2026Taivalkoski — River gauge, 1981–2026Muonionjoki, Kaaresuvanto — River gauge, 1972–2026Kilpisjärvi - luusua — River gauge, 1952–2026Isohaara — River gauge, 1949–2026Naamijoki — River gauge, 1971–2026Pello — River gauge, 1959–2026Raanujärvi, Jolma — River gauge, 1959–2026Konttajärvi - luusua — River gauge, 1985–2026Portimojärvi - luusua — River gauge, 1959–1986Tengeliönjoki, Haapakoski — River gauge, 1959–2026Inarijoki, Karigasniemi — River gauge, 1975–2026Onnelansuvanto — River gauge, 1959–2026Utsjoki, Patoniva — River gauge, 1962–2026Alaköngäs — River gauge, 1962–2026Iijärvi - luusua — River gauge, 1951–2026Kettujoki — River gauge, 1948–2026Inari - luusua — River gauge, 1921–1941Teproköngäs — River gauge, 1943–1950Yli-Nuortti — River gauge, 1988–1991Nellimjoki — River gauge, 1971–2026Lutto — River gauge, 1993–2026Kaitakoski — River gauge, 1949–2026Muojärvi - luusua — River gauge, 1997–2026Muojärvi - luusua — River gauge, 1962–1996Itäjärvi - luusua — River gauge, 1993–2005Rapuanlampi - luusua — River gauge, 1990–2007Iso-Parvajärvi-luusua — River gauge, 1977–2018Tuomijoki — River gauge, 1991–2005Otermajärvi-luusua — River gauge, 1982–2026Salmus ala — River gauge, 1999–2026Kauhajoen säänn.pato — River gauge, 1987–2026Kivi- ja Levalammen tekojärvi — River gauge, 1970–2026Kyrkösjärven tekojärvi — River gauge, 1992–2026Jääskänjärvi — River gauge, 1970–2026Kuorasjärvi — River gauge, 1970–2026Varpulan tekojärvi — River gauge, 1970–2026Patanan tekoallas — River gauge, 2000–2026Venetjärvi — River gauge, 1980–2026Lahnakoski — River gauge, 2002–2026Matarakoski — River gauge, 1995–2026Jänisjoki, Saario, ylä — River gauge, 1982–2007Jänisjoki, Vihtakoski — River gauge, 1982–2007Koskenkylänjoki, Niinikoski — River gauge, 1995–2026Byabäcken (Sipoonjoki) — River gauge, 1996–2021Mankinjoki, kehä III:n silta — River gauge, 1995–2014Lepsämänjoki — River gauge, 2002–2026Verla — River gauge, 1996–2026Pihkoo — River gauge, 2000–2026Klåsarö — River gauge, 1984–2026Nummenjoki, Pirkkula — River gauge, 1981–2026Suolivesi — River gauge, 2004–2010Karhijärvenpato,ala — River gauge, 1982–2026Vähä-Allasjärvi — River gauge, 1999–2026Niiles — River gauge, 2003–2026Lämsänkosken ohijuoksutus — River gauge, 1971–2026Tyrnävänjoki, lm — River gauge, 1989–2026Lämsä meno (uljuan täyttökanava) — River gauge, 1974–2026Uljuan juoksutus vl — River gauge, 1971–2026Kiljanjärvi — River gauge, 2004–2026Iso-Juurikka — River gauge, 1980–2026Haittaperän sp — River gauge, 2004–2026Ridasjärvi — River gauge, 2002–2026Tuusulanjoki, Myllykylä — River gauge, 2005–2012Loviisanjoki, urheilukenttä — River gauge, 2000–2026Vihtijärvi, Sorvarinjoki — River gauge, 2002–2026Konnuskoski — River gauge, 1990–2026Naapuskoski — River gauge, 1990–2026Konnus laivakanava — River gauge, 1990–2026Puuppola — River gauge, 2008–2010Pyhäjoki — River gauge, 2004–2026Seurujoki — River gauge, 2007–2026Hiirikoski — River gauge, 2015–2022Ingarskilaån — River gauge, 2007–2026Kalkkisten kanava — River gauge, 1964–2001Ryötönkoski, kokonaisvirtaama — River gauge, 2013–2026Vääräkoski, kokonaisvirtaama — River gauge, 2013–2026Liikapuron tekojärvi pato — River gauge, 2013–2026Hattar — River gauge, 2014–2026Karigasniemi — River gauge, 1961–1975Jurva, Tainuskylä — River gauge, 2015–2026Reitkalli, Puutarhak. silta — River gauge, 2003–2026Liuna — River gauge, 2016–2026Vuoksi, Imatra — River gauge, 2016–2026Haukipudas — River gauge, 1911–1976Paattistenjoki mittapato — River gauge, 2017–2026Pernoonkoski+Hirvikoski — River gauge, 1900–1955Lisävesi Rakkolanjokeen — River gauge, 2017–2026Perniönjoki Pohjankoski — River gauge, 2015–2026Näskänjärvi — River gauge, 2018–2026Yrttikoski ohivirtaus — River gauge, 2018–2026Kaitfors, konevirtaama — River gauge, 2018–2026Unnukka, Varkaus — River gauge, 2015–2026Huruskosken voimalaitos — River gauge, 2015–2026Paimion Vähäjoki — River gauge, 2020–2025Ämmäkosken ja Kämärin kalatiet — River gauge, 2015–2026Hounijoki, Myllymäenkoski — River gauge, 2019–2026Rakkolanjoki, Vormuinmäki — River gauge, 2015–2026Björkfors, Q — River gauge, 2021–2026Loukinen — River gauge, 2019–2026Finnholm — River gauge, 2021–2026Matalusjoki — River gauge, 2022–2025Hirvijoki, Nousiainen — River gauge, 2014–2026Vanajavesi - Lempäälän kanava — River gauge, 2022–2026Kiikun pato virtaama — River gauge, 2006–2026Kiskonjoki, Koski, kalatie — River gauge, 2023–2026Kaitfors kalatie lisävesitysputki — River gauge, 2023–2026Djupsjön — River gauge, 2024–2026Savojärvi — River gauge, 2024–2026Eurajoki, Eurajoen vanha jvp — River gauge, 2024–2026
400 of 671 locations drawn, sampled evenly across the network so the map stays a reasonable size and still shows where coverage is dense and where it is thin. Every location is held in full and reachable through the data.

What is measured

MeasurementLocationsValues held
Mean river flow67110,327,195

What kind of place is monitored

KindLocations
River gauges671

Elsewhere

All networks · the underlying series are published through the dataset catalogue and the static API.

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