Østfold Energi is a Norwegian energy producer within the business areas of hydropower, wind and heat. The company operates

hydroelectric power plants Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies 15% of the world's electricity, almost 4,210 TWh in 2023, which is more than all other renewable sources combined and also mo ...

Østfold Østfold () is a county in Eastern Norway, which from 1 January 2020 to 31 December 2023 was part of Viken. Østfold borders Akershus and southwestern Sweden (Västra Götaland County and Värmland), while Buskerud and Vestfold are on the other ...

and

Sogn og Fjordane Sogn og Fjordane (; literally "Parish and the Fjords") was a Counties of Norway, county in western Norway, from 1 January 1919 to 31 December 2019, after it was merged to become part of Vestland county. Bordering previous counties Møre og Romsda ...

with an annual power production of 1,680

TW·h A kilowatt-hour (unit symbol: kW⋅h or kW h; commonly written as kWh) is a non-SI unit of energy equal to 3.6 megajoules (MJ) in SI units, which is the energy delivered by one kilowatt of power for one hour. Kilowatt-hours are a common b ...

/year. The power plants operated by Østfold Energi are Borgund power plant (1013 GWh/year), Stuvane power plant (165 GW·h/yr), Nyset-Steggje power plant (449 GW·h/yr), Brekke power plant (30 GW·h/yr), Tistedalsfoss power plant (13 GW·h/yr) and Ørje power plant (9 GW·h/yr). In 2009 Østfold Energi, together with

Nord-Trøndelag Elektrisitetsverk Nord-Trøndelag Elektrisitetsverk or NTE is a power company serving northern Trøndelag county in Norway and owned by the local governments of 19 municipalities that it serves. NTE is one of the largest producers of electricity in Norway, with an ...

, purchased Siso and Lakshola power plants in Nordland county. Combined production at the power plants totals around 1 TWh. This acquisition brings Østfold Energi’s share of Norway’s total hydropower production to around 1.7 per cent. Østfold Energi is co-owner of Kvalheim Kraft DA who owns and operates the windmill park Mehuken in

on the west coast of Norway. The wind farm was opened in 2001 with five wind turbines. In 2010 the wind farm was extended with additional eight wind turbines. The annual production of electricity is now 65 GWh. The approximately 3,000 households in the

Vågsøy Vågsøy is a former municipality in the old Sogn og Fjordane county, Norway. It was located in the traditional district of Nordfjord. The municipality's administrative center was the town Måløy. Other population centers in Vågsøy included ...

municipality are now self-supported with electricity from the wind turbines at Mehuken. Østfold Energi owns and operates two modern

waste-to-energy Waste-to-energy (WtE) or energy-from-waste (EfW) refers to a series of processes designed to convert waste materials into usable forms of energy, typically electricity or heat. As a form of energy recovery, WtE plays a crucial role in both wa ...

plants. The plant in Sarpsborg converts waste residue (house refuse and

industrial waste Industrial waste is the waste produced by industrial activity which includes any material that is rendered useless during a manufacturing process such as that of factories, mills, and mining operations. Types of industrial waste include dirt and ...

) into thermal energy (process steam) to

Borregaard Borregaard is a Norway, Norwegian company, established in 1889 in the southeastern town of Sarpsborg in Østfold county. Its main products were traditionally pulp and paper. The company later started producing Chemical industry, chemicals based ...

. The plant in

Rakkestad Rakkestad is a Municipalities of Norway, municipality in Østfold Counties of Norway, county, Norway. The administrative centre of the municipality is the village of Rakkestad. It is divided into the parishes of Rakkestad, Degernes, and Os, Øst ...

provides process steam and district heating to nearby industrial companies. Totally 181 GWh thermal energy was produced at the

plants during 2010. The company also holds ownership of Zephyr (33%), Norsk Grønnkraft (25%), Kvalheim Kraft (33%), Rygge sivile lufthavn (15%) and Hafslund (4.5%). The company is owned by Østfold county municipality and thirteen municipalities in

: Østfold county municipality (50%), the municipality of

Sarpsborg Sarpsborg ( or ), historically Borg, is a List of cities in Norway, city and Municipalities of Norway, municipality in Østfold Counties of Norway, county, Norway. The administrative centre of the municipality is the city of Sarpsborg. Sarpsbor ...

(14.29%),

Halden Halden (), between 1665 and 1928 known as Fredrikshald, is both a List of cities in Norway, town and a Municipalities of Norway, municipality in Østfold Counties of Norway, county, Norway. The municipality borders Sarpsborg to the northwest, R ...

(7.14%),

Moss Mosses are small, non-vascular plant, non-vascular flowerless plants in the taxonomic phylum, division Bryophyta (, ) ''sensu stricto''. Bryophyta (''sensu lato'', Wilhelm Philippe Schimper, Schimp. 1879) may also refer to the parent group bryo ...

(7.14%),

Askim Askim () is a town and a former municipality in (from January 1, 2020) Indre Østfold municipality in the county of Østfold, Norway. The administrative centre of the Askim municipality was the town of Askim. Askim was established as a municip ...

(4.29%),

Fredrikstad Fredrikstad (; previously ''Frederiksstad''; literally "Fredrik's Town") is a List of cities in Norway, city and Municipalities of Norway, municipality in Østfold Counties of Norway, county, Norway. The administrative centre of the municipal ...

(4.29%),

Eidsberg Eidsberg was a Municipalities of Norway, municipality in Østfold Counties of Norway, county, Norway. The administrative centre of the municipality was the List of cities in Norway, town of Mysen. In 2020, Eidsberg was absorbed into the Indre Øst ...

(2.86%),

Aremark Aremark is a municipality in Østfold county, Norway. The administrative centre of the municipality is the village of Fosby. Aremark was established as a municipality on 1 January 1838 (see formannskapsdistrikt). The new municipality of Øymar ...

(1.43%),

Hobøl Hobøl was a municipality in Østfold county, Norway. The administrative centre of the municipality was the village of Elvestad. Hobøl is situated about southeast of Oslo. The parish of ''Haabøl'' was established as a municipality on 1 Janu ...

(1.43%), Marker (1.43%),

Rømskog Rømskog was a Municipalities of Norway, municipality in Østfold Counties of Norway, county, Norway. The administrative centre of the municipality was the village of Rømskog. The former municipality of Rømskog was separated from Rødenes on 1 ...

(1.43%),

Skiptvet Skiptvet is a municipality in Østfold county, Norway. The administrative centre of the municipality is the village of Meieribyen. Skiptvet was established as a municipality on 1 January 1838 (see ''formannskapsdistrikt''). General information ...

(1.43%),

Spydeberg Spydeberg was a municipality in former Østfold county, Norway, until December 31. 2019. At January 1. 2020 it became a part of the new and greater municipality named Indre Østfold Kommune after the region, together with Askim and Trøgstad and ...

(1.43%), Våler (1.43%). In 2011, NIB and the Norwegian energy company Østfold Energi signed a loan totalling NOK 179 million (EUR 23 million) for financing investments in wind and hydropower production, and district heating plants. In 2014, Østfold Energi sold its shares in EfW heat provider, Hafslund ASA. The managing director Oddmund Kroken said, the energy firm will use the cash to invest €30.7m in other renewable energy projects. In April 2017, Orkla, Thon Holding AS and Østfold Energi have entered into an agreement with the investment company Jotunfjell Partners for the sale of Rygge Sivile Lufthavn AS.

History

The company was created through the 1960s to the 1980s as a merger between the municipal owned power companies throughout Østfold, with only five municipalities not joining. Until 1997 the company was named Østfold Energiverk. In 2000 49% of the grid and retail subsidiaries were sold to Swedish

Sydkraft Sydkraft AB is a power company headquartered in Malmö, Sweden. It is a subsidiary of the international energy group Uniper for operations in Sweden. The company is engaged in the generation of thermal, nuclear, and hydro power. The history of Sy ...

, and in 2003 Sydkraft took over the distribution, installation and retailing subsidiaries while the power production was left in Østfold Energi. The same year Sydkraft swapped its ownership to

Fortum Fortum Oyj is a Finland, Finnish Government of Finland, state-owned energy company located in Espoo, Finland. It mainly focuses on the Nordic countries, Nordic region. Fortum operates power plants, including co-generation plants, and generate ...

in a business deal.

References

{{DEFAULTSORT:Ostfold Energi Electric power companies of Norway Companies based in Østfold Energy companies established in 1900 1900 establishments in Norway Companies owned by municipalities of Norway County-owned companies of Norway Østfold County Municipality