Oseberg South ( no, Oseberg Sør) is an offshore

oil field A petroleum reservoir or oil and gas reservoir is a subsurface accumulation of hydrocarbons contained in porous or fractured rock formations. Such reservoirs form when kerogen (ancient plant matter) is created in surrounding rock by the presence ...

in the

North Sea The North Sea lies between Great Britain, Norway, Denmark, Germany, the Netherlands and Belgium. An epeiric sea on the European continental shelf, it connects to the Atlantic Ocean through the English Channel in the south and the Norwegian S ...

, located from the coastline and south of Oseberg oil field. Oseberg Sør was discovered in 1984.Offshore Technology. Oseberg Sør, North Sea Northern, Norway
/ref> The field was developed with a fixed production, drilling and quarters (PDQ) facility and is operated by

Statoil Equinor ASA (formerly Statoil and StatoilHydro) is a Norwegian state owned enterprise, state-owned multinational energy company headquartered in Stavanger. It is primarily a petroleum company, petroleum company, operating in 36 countries with ad ...

. The first stage phase processing is done at the Oseberg Øst platform. The second and third phase processing of oil is done at the Oseberg Field Center and it is then transported to Sture Terminal in Norway through the

Oseberg Transport System Oseberg Transport System (OTS) ( no, Oseberg Transport System, OTS) is a pipeline system in western Norway. It is long and runs from Oseberg oil field, Oseberg, Veslefrikk, Brage oil field, Brage, Frøy and Lille-Frigg to Sture terminal, located ...

. The development of the Oseberg Sør was approved in 1977. Recent updates include approval of J structure which started producing in November 2006 and Oseberg Sør G Sentral which has been developed in 2009.

Technical features

The sea depth at location is . The platform at Oseberg Sør which was built for drilling of 30 wells includes a tall steel jacket which supports a total topside dry weight of nearly 14,000 tonnes. It also includes a 100-bed capacity living quarters, first stage processing facilities, power generation and utility systems and a high performance drilling package. The field produces up to of oil, of natural gas and of water per day The field consists of ten accumulations within

Jurassic The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately Mya. The J ...

sandstone Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains. Sandstones comprise about 20–25% of all sedimentary rocks. Most sandstone is composed of quartz or feldspar (both silicates) ...

s, all in separate structures. The reservoirs lie at a depth of . Production lifetime is estimated at 20 years. It is believed to contain a total of of recoverable oil and up to of recoverable gas.

References

External links

Picture of installation of topsides at Oseberg SørStatoil website
{{Resources in Norway ConocoPhillips oil and gas fields Equinor oil and gas fields ExxonMobil oil and gas fields Oil fields in Norway North Sea oil fields TotalEnergies

Technical features

See also

References

External links