Hydroelectric Plants in Finland

Isohaara
Location: Lappi
Operator: PVO-Vesivoima Oy
Configuration: 2 X 24.5 MW Kaplan, 2 X 28.5 MW bulb
Operation: 1948-1993
T/G supplier: Voest, GE Hydro
Quick facts: This was PVO's first power plant and construction started immediately after World War II.  The first-phase complex included a road and rail bridge.

Photograph by Tomi Leppikangas
Posted 19 Nov 2005

Jylhama
Location: North Ostrobothnia
Operator: Fortum Oyj
Configuration: 3 X 15.5-MW Kaplan
Operation: 1951
T/G supplier: Kvaerner, Electrosila
EPC: Oulujoki Osakeyhtio
Quick facts: This is the first plant in the Oulujoki cascde. Construction began in Jun 1946 and about 2,300 workers were required.

Photograph courtesy of www.kirjastovirma.fi
Posted 22 Aug 2015

Louhikosken
Location: North Karelia
Operator: Pohjois-Karjalan Sahko Oy
Configuration: 1 X 100 kW, 1 X 160 kW, 1 X 200 kW
Operation: 1987
T/G supplier: Waterpumps Oy
Quick facts: This site on the Saramojoki was originally assosciated with a sawmill power station dating to 1909. The site was rebuilt in 1924-25, the equipment replaced in 1987, and the SHP was automated in the early 1990s.

Photograph by Nuuzki1 (Panoramio)
Posted 25 Jul 2015

Mankala
Location: Uusimaa
Operator: Oy Mankala AB
Configuration: 3 X 10.3-MW Kaplan
Operation: 1948
T/G supplier: Tampella
EPC: Oulujoki Osakeyhtio
Quick facts: Thsis HPP was built by a consortium of Helsingin and Kotkan municipalities, Tampella Oy, and Enzo-Gutzeit. Today, Mankala AB is controlled by Helsingin Energian.

Photograph by ROFI44WIK (Wikipedia)
Posted 22 Aug 2015

Merikoski
Location: North Ostrobothnia
Operator: Oulun Energia
Configuration: 3 X 13 MW Kaplan
Operation: 1956
T/G supplier: Kvaerner
Quick facts: Construction started in 1939 but was interrupted by World War II.

Photograph by Tomi Leppikangas
Posted 19 Nov 2005

Montta
Location: North Ostrobothnia
Operator: Fortum Oyj
Configuration: 3 X 14.2 MW Kaplan
Operation: 1955
T/G supplier: Kvaerner, GEC-Alstom
EPC: Oulujoki Osakeyhtio
Quick facts: The building was designed by Aarne Ervi. Photo is from 2006.

Photograph by Estormiz (Wikipedia)
Posted 22 Aug 2015

Nuojua
Location: North Ostrobothnia
Operator: Fortum Oyj
Configuration: 3 X 27-MW Kaplan
Operation: 1954-1955
T/G supplier: Kvaerner, GEC-Alstom
EPC: Oulujoki Osakeyhtio
Quick facts: Construction began in the fall of 1950 and completed in Jan 1955. Work was mobilized from the Jylhama site 4km away. The building was designed by Aarne Ervi.

Photograph courtesy of www.kirjastovirma.fi
Posted 22 Aug 2015

Palli
Location: North Ostrobothnia
Operator: Fortum Oyj
Configuration: 3 X 16.9-MW Kaplan
Operation: 1953
T/G supplier:
EPC: Oulujoki Osakeyhtio
Quick facts: This HPP was the fourth of Oulujoki cascade.The building was designed by Aarne Ervin. Photo is from 2007.

Photograph by Estormiz (Wikipedia)
Posted 22 Aug 2015

Pamilo
Location: North Karelia
Operator: Vattenfall
Configuration: 2 X 29 MW, 1 X 27 MW
Operation: 1955-1997
T/G supplier: GEC, LMZ, Electrosila
Quick facts: Acquired by Vattenfall from Fortum in a share exchange in 2001.

Photograph courtesy of Vattenfall
Posted 17 Nov 2004

Pirttikoski
Location: Lappi
Operator: Kemijoki Oy
Configuration: 2 X 65.5 MW Kaplan
Operation: 1959
T/G supplier: Escher Wyss, Siemens
Quick facts: This was Kemijoki Oy's first hydrpower plant.

Photograph by SeppVei (wikimedia)
Posted 28 Feb 2010

Pyhakoski (Muhos)
Location: North Ostrobothnia
Operator: Fortum Generation AB
Configuration: 3 X 40.7 MW
Operation: 1949
T/G supplier: Tampella, GE, ASEA
Quick facts: This is the third Oulujoki HPP. The building was designed by Aarne Ervi. Construction started in 1941.

Photograph courtesy of Fortum Generation AB
Posted 24 Apr 2004

Raasakan
Location: North Ostrobothnia
Operator: Pohjolan Voima Oy
Configuration: 2 X 17.5 MW, 1 X 23 MW Kaplan
Operation: 1971-1997
T/G supplier: Tamturbine, ABB
Quick facts: This HPP is in Iin municipality and is the first and largest of a five-plant cascade on the Ilijoki River.The building was designed by Uki Arkkitehdit. Photo is from 2009.

Photograph by Tomi Leppikangas
Posted 19 Nov 2005

Seitakorva
Location: Lappi
Operator: Kemijoki Oy
Configuration: 1 X 78 MW, 1 X 50 MW
Operation: 1963-2004
T/G supplier: Tampella, Electrosila, AEG
Quick facts: The Seitakorva power plant is on the Kemijoki River in Kemijärvi. Unit-1 was rebuilt in 2004.

Photograph by SeppVei (wikimedia)
Posted 28 Feb 2010

Utanen
Location: North Ostrobothnia
Operator: Fortum Oyj
Configuration: 3 X 19.4-MW Kaplan
Operation: 1956-1957
T/G supplier: Tampella, Stromberg
EPC: Oulujoki Osakeyhtio
Quick facts: The building was designed by Aarne Ervi. Preliminary construction began in 1952 and the plant tie-lne was connected to the gRid in Nov 1956. Photo is from 2008.

Photograph by SeppiVei (Wikipedia)
Posted 22 Aug 2015

Valajaskoski
Location: Lappi
Operator: Kemijoki Oy
Configuration: 3 X 32.7 MW Kaplan
Operation: 1960
T/G supplier: Tampella, Stromberg

Photograph courtesy of Kemijoki Oy
Posted 28 Feb 2010

   
Vanttaskoski
Location: Lappi
Operator: Kemijoki Oy
Configuration: 2 X 41.5 MW Kaplan
Operation: 1972
T/G supplier: Tampella, Stromberg

Photograph courtesy of Kemijoki Oy
Posted 28 Feb 2010

Abbreviations

Data: industcards, Platts UDI World Electric Power Plants Data Base

Updated 22-Aug-2015

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