Østfold Energi is a Norwegian energy producer within the business areas of hydropower, wind and heat. The company operates hydroelectric power plants in Østfold and Sogn og Fjordane 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 unit of energy: one kilowatt of power for one hour. In terms of SI derived units with special names, it equals 3.6 megajoules (MJ). Kilowatt-hours are a common bil ...

/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, 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 Sogn og Fjordane 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 municipality are now self-supported with electricity from the wind turbines at Mehuken. Østfold Energi owns and operates two modern waste-to-energy 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 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 chemicals based on timber as a raw ma ...

. The plant in

Rakkestad Rakkestad is a municipality in Viken county, Norway. The administrative centre of the municipality is the village of Rakkestad. It is divided into the parishes of Rakkestad, Degernes, and Os. The municipality is the county's second largest by ...

provides process steam and district heating to nearby industrial companies. Totally 181 GWh thermal energy was produced at the waste-to-energy 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: Østfold county municipality (50%), the municipality of Sarpsborg (14.29%), Halden (7.14%),

Moss Mosses are small, non-vascular flowerless plants in the taxonomic division Bryophyta (, ) '' sensu stricto''. Bryophyta (''sensu lato'', Schimp. 1879) may also refer to the parent group bryophytes, which comprise liverworts, mosses, and hor ...

(7.14%), Askim (4.29%), Fredrikstad (4.29%), Eidsberg (2.86%), Aremark (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 ...

(1.43%),

Marker The term Marker may refer to: Common uses * Marker (linguistics), a morpheme that indicates some grammatical function * Marker (telecommunications), a special-purpose computer * Boundary marker, an object that identifies a land boundary * Marke ...

(1.43%), Rømskog (1.43%), Skiptvet (1.43%), Spydeberg (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 ...

, 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 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