Offshore Field Development Projects
Oseberg Center Oseberg
Operator:Statoil
Water Depth:100 m / 330 ft
Region:Europe - North Sea
Country:Norway
Last Updated:Mar 27, 2013    (view update history)
Project Description
The Oseberg Center, located on Blocks 30/6 and 30/9 in the northern part of the North Sea in a water depth of 328 feet (100 meters), consists of four platforms, Oseberg A, B, C and D. Three platforms that are connected by walkways are situated on the southern area of the Oseberg field; the fourth platform, C, is situated 9 miles (14 kilometers) north of the field center.

Several fields and satellite fields connect to the Oseberg Center for processing, four producing platforms and two processing platforms, then the hydrocarbons are further transported to onshore facilities. The first field, Oseberg, was discovered in 1979; and over time, field development was altered to incorporate numerous fields, which has prolonged Oseberg's life expectancy.

Statoil serves as ...
The Oseberg Center, located on Blocks 30/6 and 30/9 in the northern part of the North Sea in a water depth of 328 feet (100 meters), consists of four platforms, Oseberg A, B, C and D. Three platforms that are connected by walkways are situated on the southern area of the Oseberg field; the fourth platform, C, is situated 9 miles (14 kilometers) north of the field center.

Several fields and satellite fields connect to the Oseberg Center for processing, four producing platforms and two processing platforms, then the hydrocarbons are further transported to onshore facilities. The first field, Oseberg, was discovered in 1979; and over time, field development was altered to incorporate numerous fields, which has prolonged Oseberg's life expectancy.

Statoil serves as the operator of the Oseberg Center and holds a 49.30% interest; Petoro AS holds a 33.60% interest; Total E&P Norge AS holds a 10% interest; ExxonMobil holds a 4.70% interest; and ConocoPhillips holds the remaining 2.40%.

Oseberg

Oseberg is an oil field with a gas cap that is located in the northern part of the North Sea in roughly 328 feet (100 meters) of water. The field's reservoir, located in 7,546 to 8,858 feet (2,300 to 2,700 meters) below the seafloor, consists of several Middle Jurassic sandstones of the Bent Group divided into several structures. The main reservoir is in the Oseberg and Tarbert formation, but production also pulls from the Etive and Ness formations.

Upon Oseberg's discovery, the operator decided to develop the field in multiple phases. After Statoil received governmental approval on Jan. 19, 1988, field development commenced. The Oseberg Center started production in 1989 from the southern area of the field. Then, in 1995, the Oseberg C platform, located in the northern area of the field, was phased in to fill up the process facilities at the Oseberg Center. The first phase of development was planned with water injected into the largest area of the reservoir.

Currently, the field produces by pressure maintenance with the injection of both gas and water, and water alternating gas injection (WAG). Smaller parts of the field produce by pressure depletion.

Field Development

The Oseberg Center resides on the southern area of the field and consists of the two original facilities, the process and accommodation facility, Oseberg A, and the drilling and water injection facility, Oseberg B, linked by bridge. Several years later, Oseberg D was added, connecting to Oseberg A, also by bridge. The production platforms process oil and gas from several fields: Oseberg Ost, Oseberg Sor, Tune, Vestflanken, Tune South, Delta, Brage, and K and J-Frames.

Oseberg A is a concrete structure consisting of four shafts and 30 cells in the concrete gravity base. Installed in 1988, the facility acts as the field's center, containing living quarters, a helideck, electrical production, produced petroleum separation, oil pumping functions and reservoir water injection capabilities.

Oseberg B, the drilling and water injection facility, is a steel jacket-supported drilling platform. Oseberg D is a steel platform consisting of gas processing and export equipment. It was connected to the Oseberg Center by a bridge in 1999, and was added to aid in the gas exportation, which commenced on October 1, 2000. Prior to the facility, gas was re-injected to uphold the reservoir's pressure.

Oseberg C, located 9 miles (14.3 kilometers) from the Oseberg Center, is an integrated, accommodation, production and drilling platform with a steel jacket. Oseberg C commenced production December 1991.

Oil is produced from 18 wells; from three of the wells, crude oil is sent in a multiphase pipeline to the field center for processing. Water is injected into three wells and gas is injected into five wells to improve the oil recovery rate. The oil is subject to a three-phase separation with pressure support in the reservoir from three compressors. Stabilized oil is transported to the Sture terminal after it is processed at the Oseberg Center.

Once oil is processed at the Oseberg Center, it is transported through the Oseberg Trasnport System (OTS) to the Sture terminal. Gas is transported via the Oseberg Gas Transport (OGT) pipeline and into the Statpipe and Vesterled systems via the Heimdal Gas Center.

Satellite Fields

Oseberg Sor (South)

Oseberg Sor is an oil field located south of Oseberg in the northern part of the North Sea in a water depth of 328 feet (100 meters). The field is located on Block 30/9 and is situated 8 miles (13 kilometers) south of the Oseberg Center. Operator Statoil, holds a 49.30% interest; Petoro holds a 33.60% interest; Total holds a 10% interest; ExxonMobil holds a 4.70% interest; and ConocoPhillips holds a 2.40% interest.

The field was developed by an integrated steel facility with drilling, accommodation modules and first-stage separation of oil and gas. Recovery of hydrocarbons mainly takes place by water injection; other parts of the field utilizes WAG. The oil is transported to the Oseberg Center and then sent through the OTS pipeline. Production on the field commenced in September 2000.

Shortly after production commenced, additional deposits were discovered on the Oseberg Sor field, the K-structure, and was developed by subsea templates tied-back to the Oseberg Sor facility. In 2004, another sea floor installation started production from the J structure; the field has two production and two water injection wells tied-back to Oseberg Sor. The K and J structures contain oil and are situated 4 miles (7 kilometers) south from the Oseberg Sor field.

Oseberg Ost

Oseberg Ost is located 16 miles (25 kilometers) northeast from the Oseberg Center. The field was developed with an integrated drilling, accommodation and production platform with equipment for first-stage processing. Oil is then sent to the Oseberg Center, and then transported to the Sture terminal. The field commenced production in May 1999 and produces roughly 75,000 bopd. Water and gas are injected into the reservoir to boost recovery.

Oseberg Vestflanken

Oseberg Vestflanken consists of a subsea template with three oil-producing wells and one water injection well tied-back to the Oseberg Center. The Oseberg Vestflanken field started production on Jan. 1, 2006.

Oseberg Delta

The Oseberg Delta is a gas and condensate field located in the North Sea in a water depth of (335 feet) 102 meters. The satellite field is tied to the Oseberg D platform, and came online on Oct. 1, 2007.

The field was developed to help maintain the production level in the Oseberg area in the coming years.

Brage

Brage is an oil and gas field, located 8 miles (13 kilometers) east of the Oseberg Center, spanning Blocks 30/6, 31/4 and 31/7 in a water depth of 459 feet (140 meters). Statoil, operator, holds a 32.70% interest; other partners on the field include, Talisman (34.25%), Petoro (03.40%), Core Energy (12.62%), Endeavour (4.44%) and Revus (2.57%).

The field was developed by a fixed integrated production, drilling and accommodation facility with a steel jacket and commenced production in 1993. The oil is sent by pipeline to Oseberg A and then sent through the OTS pipeline to the Sture terminal. Gas is sent through its own pipeline for further transportation.

Brage has been declining in production for several years, therefore development efforts are in progress to find new recovery efforts. The water injection capacity is being increased and produced water re-injected into parts of the field. New wells were drilled in 2007 and more wells are planned for the coming years.

Tune

Tune is a gas condensate field located about 6 miles (10 kilometers) west of the Oseberg Center in a water depth of 312 feet (95 meters). Statoil is the operator and holds a 40% interest; Petoro holds a 40% interest; and Total holds the remaining 20% interest.

The field's reservoir, located at a depth of 11,155 feet (3,400 meters), consists of Middle Jurassic sandstones of the Brent Group and is divided into several inclined fault blocks.

Tune was developed by a subsea template consisting of four production wells located in the center of the field. The template is then tied-back to the Oseberg D facility by two flowlines. The Tune field commenced production on Nov. 28, 2002.

Tune South

Tune South, located on Block 30/8, was developed as a satellite well tied-back to the Tune subsea template, 6 miles (10 kilometers) southwest of the Oseberg field. Statoil holds a 50% interest and serves as the operator; Petoro holds 40% and Total holds 10%.

The field was discovered in 1995, proven in 2002 and commenced production in July 2009. Expected plateau production from Tune South will be about 1.5 MMcm/d in 2009-2010.

Curran

On Jan. 30, 2009, an exploration well in the Curran prospect discovered oil in the upper part of the Brent group. Exploration well 30/8-4 S was drilled by the Transocean Winner semisub. The purpose of the drilling was to test a petroleum trap, which lies south of Tune, below one of the big faults situated in the Oseberg area. The well was plugged and abandoned as plans to tie-back the discovery to the nearby Tune installations are being discussed.

Statoil is the operator and holds a 50% interest; Petoro holds a 40% interest; and Total holds a 10% interest.

Katla

Located in a water depth of 312 feet (95 meters) in Production License 104 is the Katla prospect in the Norwegian North Sea. Operating the license is Statoil, holding a 49.30% interest; Petoro AS holds 33.60%; Total holds 10%; ExxonMobil holds 4.70%; and ConocoPhillips holds the remaining 2.40% interest.

The find will be tied-back to the Oseberg Center with first production commencing by the end of 2010 or early 2011.
Activities
Status Updates
Statoil Starts Production at Stjerne Fast-Track
Type: Production Start

Mar. 2013 - Stjerne is the latest of Statoil's fast-track developments to reach production in the Norwegian sector of the North Sea. The field was developed with a 4-slot subsea template tied back to the Oseberg South platform. Two slots are reserved for oil and gas production and the remaining slots will be used for water injection. Combined oil and gas reserves are estimated at 49.2 MMboe with estimated daily production at 7,800 boe. Discovery of the field took place in 2009 and production began 39 months after being added to Statoil's fast-track portfolio.

Subsea 7 to Provide Pipeline Construction/Installation at Oseberg Delta 2
Type: Contract Award

Feb. 2013 - Subsea 7 is the winner of a $160 million installation contract regarding Statoil's Oseberg Delta 2 field in the Norwegian North Sea. The contract calls for the design, fabrication and installation of two 6-mile insulated rigid production pipelines; the engineering, procurement, construction and installation of two 5-mile flexible gas injection lines; the installation of two 10-mile umbilicals; along with the installation of associated manifolds and tie-in work. Project management duties will commence immediately from Subsea 7's Oslo office with offshore operations to begin early in 2014.

Statoil Gets Govt Nod to Drill Top Holes on Stjerne Field
Type: Status Update

Mar. 2012 - Statoil received consent to drill top holes in development well 30/9-22 on the Stjerne, formerly Katla, field. The plan for development and operation of Stjerne was approved by the Storting in September 2011. Stjerne was later included in the Oseberg Sor field and will be subsea tied-back to the Oseberg Sor platform. The consent applies to drilling of four top holes on the following wells: 30/9-M-11 H, 30/9-M-12 H, 30/9-M-13 H and 30.9-M-14 H. The water depth of the site is about 338 meters (103 meters).

Statoil Hits Oil Pay Near Oseberg
Type: New Discovery

Mar. 2012 - Statoil has made a small oil discovery in PL053 production license in the Norwegian sector of the North Sea. The consortium is in the process of concluding drilling operations in exploratory well 30/6-28S. The well, drilled by the COSLPioneer (mid-water semisub), proved an oil column of around 40 feet (12 meters) in the Statfjord formation. The estimated volume of the discovery is in the range of 12 to 18 MMbbl of recoverable oil equivalents. Statoil said the find is located beneath the Oseberg field and is a good candidate to be connected to the Oseberg production facilities. The oil discovery lies in the Crimp prospect, which was the secondary target for exploration well 30/6-28S. The primary target was the Crux prospect that Statoil earlier defined as a high-impact gas opportunity. With the Crux prospect Statoil tested a hypothesis for the existence of a separate gas-filled structure underlying the Oseberg field. However, the Crux prospect did not contain hydrocarbons.

NPD Grants Statoil Drilling Permit for Well 30/6-28 S
Type: Status Update

Jan. 2012 - The Norwegian Petroleum Directorate granted Statoil a drilling permit for well 30/6-28 S in the Norwegian sector of the North Sea. The drilling permit for well 30/6-28 S relates to the drilling of a wildcat well in Production License 053. The area in this license consists of parts of Block 30/6 on the Oseberg field, between Oseberg A and Oseberg C. The Oseberg Center is located on Blocks 30/6 and 30/9 in the northern part of the North Sea at a water depth of 328 feet (100 meters). Statoil serves as the operator of the Oseberg Center and holds a 49.30 percent interest.

Statoil Gets Govt Nod to Develop Stjerne, Vidgis North-East
Type: Development Activity

Sep. 2011 - The Norwegian Ministry of Petroleum and Energy approved Statoil's plans for development and operation of the Stjerne and Vigdis North-East fields. The operator plans to develop Vigdis North-East by a four-slot seabed template tied-back to Snorre A, which lies about four miles (seven kilometers) away. Oil and gas will transport through a new pipeline to an existing template on Vigdis B, and then on to Snorre A. Statoil will also develop Katla by a four-slot subsea template. Two wells will be producers, while the remaining wells will be used as water injectors to help maintain reservoir pressure. Oil from the field will be sent to Oseberg South, while the gas will be used as pressure support in Oseberg Omega North to boost output from that reservoir. Statoil serves as the operator of both fields.

Noreco Divests Interest in Brage, Hyme
Type: Status Update

May. 2011 - Norwegian Energy Co. (Noreco) has agreed to sell its shares in the Norwegian oil fields Brage and Hyme to Core Energy. Noreco owns a 12.3% interest in Brage, which is operated by Statoil, and a 17.5% interest in the Hyme discovery. The transaction will be worth $85 million net of tax to Noreco, and the company may receive additional compensation if a PDO for other discoveries in the Hyme license is submitted within six years.

Statoil Submits PDO for Katla
Type: Status Update

May. 2011 - Statoil has submitted a plan for development and operation (PDO) for the Katla discovery to the Norwegian Ministry of Petroleum and Energy. Development plans call for a seabed template and four wells. Two of the wells will produce oil and gas, while the other two wells will inject water into the reservoir for pressure support. Oil will be sent to the Oseberg South platform, and gas will be used as pressure support on Oseberg Omega North, and thus help maintain production from this reservoir. The estimated recoverable reserves on Katla are about 45 MMbbl of oil equivalents. Production from the field is expected to commence in 2012. The Katla oil and gas field is located in Production License 104 in the Norwegian sector of the North Sea in a water depth of 312 feet (95 meters). Statoil operates the field, holding a 49.3% interest.

Subsea 7 Receives EPCI Contracts for Pan Pandora, Katla
Type: Contract Award

Nov. 2010 - Two EPCI contracts, worth about US $90 million, were awarded to Subsea 7 for the delivery of subsea pipes connecting the Pan Pandora and Katla fields to existing production systems in the Norwegian sector of the North Sea. Engineering work is expected to start this month, and field installation and pipe-laying on the seabed are scheduled for the first half of 2012. Production from both fields is expected to commence later in 2012.

Grenland Group to Deliver Template Structure for Katla Field
Type: Contract Award

Nov. 2010 - Grenland Group will deliver one integrated template structure and one manifold for FMC Technologies, which recently signed an agreement with Statoil for the delivery of subsea production systems to the Katla field. Construction is expected to start in December, and delivery is planned for the third quarter of 2011. The Katla oil and gas field is located in Production License 104 in the Norwegian sector of the North Sea in a water depth of 312 feet (95 meters).

Statoil to Tie-back Four Satellite Fields in North Sea
Type: Status Update

Mar. 2010 - Statoil plans to accelerate the development time of four projects by tying them back to existing infrastructure, which will help maintain the company's current level of oil and gas production on the Norwegian Continental Shelf. The four fields given fast-track status are Katla (tied-back to Oseberg Sor, with production to commence late-2012), Vigdis Nordost (tied-back to Snorre, with production to commence in 2012), Gygrid (tied-back to Draugen or Njord, with production to commence in 2012/2013), and Pan/Pandora (tied-back to Visund or Gullfaks, with production to commence in 2012). Statoil estimates the fields contain over 140 million boe of recoverable reserves.

Oseberg Center Increases Oil Production
Type: Status Update

Mar. 2010 - Statoil has increased oil production at the Oseberg Field Center after making extensive modifications to the process facility. Modifications were performed on the mature field in order to maintain a high level of oil production, allowing for the recovery of an additional 20 million barrels of oil from Oseberg. The Oseberg Center is located on Blocks 30/6 and 30/9 in the northern part of the North Sea in a water depth of 328 feet (100 meters). Statoil serves as the operator of the Oseberg Center and holds a 49.30% interest.

PSA Grants Statoil Consent for Use of Oseberg's LPOP
Type: Status Update

Feb. 2010 - Statoil received consent to start-up and operate new equipment in connection with low-pressure oil production from the Oseberg Field Center. The project incorporated rebundling compressors, upstream coolers, fluid separators, piping, manifolds and instrumentation; the partially prefabricated equipment is now connected to existing equipment on the Oseberg A and B platforms. Start-up of the low-pressure oil production from the Oseberg Center is planned to commence towards the end of February 2010. The Oseberg Center is located on Blocks 30/6 and 30/9 in the Norwegian sector of the North Sea in a water depth of 328 feet (100 meters). Statoil serves as the operator of the Oseberg Center, holding a 49.30% interest.

StatoilHydro Secures Oseberg Drilling Permit
Type: Appraisal Operations

Aug. 2009 - The NPD has issued a drilling permit to StatoilHydro Petroleum AS for wellbore 30/9-24. The drilling program for wellbore 30/9-24 relates to the drilling of a wildcat well in PL 079. The well will be drilled from the Transocean Leader drilling facility at position 602905.4" North and 024241.8" East. The area in this license consists of block 30/9 on the Oseberg field in the North Sea.

StatoilHydro Turns on Taps at Tune South Satellite
Type: Production Start

Jul. 2009 - StatoilHydro started production from the Tune South satellite well on Saturday, July 18. The satellite field is tied-back to the Oseberg field center via the Tune subsea template. Tune South was developed as a satellite well tied-back to the Tune subsea template, 6 miles (10 kilometers) southwest of the Oseberg field center in the North Sea. The Tune, Oseberg western flank, Oseberg South J-structure, Gamma Main Statfjord and Oseberg Delta satellites are contributing more than 170 million barrels of oil equivalent in 2009. The licensees are StatoilHydro (operator) with 50%, Petoro 40% and Total E&P Norge 10%.

Norway's PSA OKs Modifications for Tune Sor at Oseberg D
Type: Status Update

Jul. 2009 - StatoilHydro was granted consent for the use of the Tune Sor seabed well with an associated pipeline and control cable, as well as carrying out modifications for Tune Sor at the Oseberg D facility. The development of Tune Sor is part of StatoilHydro's business plan for resource exploitation and infrastructure use in the Oseberg/Tune area. Modification of the processing facility at Oseberg D to include production from Tune Sor is of limited scope. Production start-up from Tune Sor will be in July 2009, dependent on progress in drilling, completion and testing. Tune Sor is a continuation of the Tune Nord project, which was stopped after the field proved to be dry. The Tune Sor satellite well will produce for and be controlled from Oseberg D.

PSA Grants Consent to StatoilHydro for Use of Oseberg A with HFIS Service
Type: Contract Award

Jun. 2009 - StatoilHydro was granted a new consent for the use of Oseberg A with Helicopter Flight Information Service provided by Avinor. The original consent for the use of Oseberg A was granted on the condition that the HFIS service was to be carried out on Oseberg A. The Oseberg A fixed platform is located on Block 30/6 in the Norwegian North Sea in 328 feet (100 meters) of water.

StatoilHydro Gets Go-Ahead to Use Mud Module on Oseberg Ost
Type: Status Update

Jun. 2009 - StatoilHydro has been granted consent to use a mud and cement mixing module on Oseberg Ost. The consent has no time limit. In March 2007, Hydro applied for consent to use a new mud and cement mixing module on the Oseberg Ost facility. Hydro was granted consent to use the module until May 1, 2008. Oseberg East is located in the Norwegian North Sea on Block 30/6 in 525 feet (160 meters) of water.

StatoilHydro Plans Upgrades, Production Shutdowns at Oseberg, Snorre A, Troll
Type: Facility Construction

Apr. 2009 - Production shutdowns are planned for 21 StatoilHydro-operated facilities on the Norwegian Continental Shelf during 2009. Short and demanding halts are planned on Oseberg in June to repair the flare system and implement part of the low-pressure project. On Snorre A, capacity upgrades will be undertaken. Work on Troll A includes preparations for a new gas pipeline to Kollsnes and the expansion of the living quarters.

Aker Solutions Receives Contract to Upgrade Drilling Systems on Oseberg B
Type: Contract Award

Mar. 2009 - StatoilHydro awarded Aker Solutions a $46 million (NOK 300 million) contract for the upgrading of drilling systems on the Oseberg B platform, located on Block 30/6, 30/9 in the North Sea. Upgrades will be conducted on all drilling systems for wells of up to 29,528 feet (9,000 meters), delivering increased drilling regularity.

StatoilHydro to Drill North Sea Exploration Well with Transocean Winner
Type: Appraisal Operations

Mar. 2009 - Starting in May 2009, StatoilHydro will drill exploration well 30/9-23 in the northern North Sea, using the Transocean Winner semisub. Situated in a water depth of 374 feet (114 meters), the well is part of PL104, located about 4 miles (six kilometers) east of Oseberg A.

StatoilHydro Makes North Sea Discovery at Katla
Type: Development Activity

Mar. 2009 - StatoilHydro found oil and gas at the Katla prospect, which is 7 miles (11 kilometers) southwest of the Oseberg South platform in the Norwegian North Sea. The well is in waters measuring 312 feet (95 meters) deep on PL104. The find will probably be developed and produced through a tie-in to one of the existing subsea installations in the North Sea.

PSA Norway Checks StatoilHydro's Emergency Preparedness at Brage
Type: Status Update

Aug. 2008 - PSA Norway carried out an audit of StatoilHydro at the Brage facility during June 18-20, 2008. The audit was aimed at the emergency preparedness discipline, including health-related and medical preparedness.

PSA Norway Nods StatoilHydro's Use of Deepsea Delta
Type: Status Update

Jul. 2008 - PSA Norway has consented to StatoilHydro's use of the semisub drilling rig Deepsea Delta on the Oseberg field. The consent relates to permanent plugging of wells 30/9-B-50H and 30/6-C-27AH.

Noreco Says Production for 2008 is Up
Type: Status Update

Jul. 2008 - In June, the Brage field was shut down for 6 days for planned maintenance. The shut down was executed to plan. There was also a short shut down of less than one day on Brage in June due to a fire on Oseberg.

Aibel Aces Contract Valued at $58MM for Construction on Oseberg
Type: Contract Award

Jun. 2008 - StatoilHydro has awarded Aibel the EPCI contract valued at approximately 58 MUSD (300MNOK) to replace the existing Heat Recovery Steam Generation system on its Oseberg D platform in the North Sea.

StatoilHydro's Oseberg Back on Track After Fire
Type: Status Update

Jun. 2008 - After cleaning and repairs, production has resumed on the Oseberg field center, Oseberg South, Oseberg East and Tune since a small fire damaged the switchboard room.

StatoilHydro's Oseberg Back on Track After Fire
Type: Status Update

Jun. 2008 - After cleaning and repairs, production has resumed on the Oseberg field center, Oseberg South, Oseberg East and Tune since a small fire damaged the switchboard room.

Production resumed on Brage and Veslefrikk 
Type: Status Update

Jun. 2008 - Production on the Brage and Veslefrikk fields has been resumed after the small fire on the Oseberg A platform in the North Sea on 15 June.

Hydro Finds Oil in Oseberg Cellar
Type: New Discovery

Nov. 2006 - Oseberg field operator Hydro has found oil in well 30/9-B-19 A, which was drilled from the Oseberg B platform. It was during the drilling of an injection well to the Oseberg Vestflank that Hydro drilled into an exploration prospect in the "cellar" under Oseberg.

Crimp, 30/6-28S
Discovery (Drilled) - Mar 23, 2012 to -

Exploratory Drilling - Jan 17, 2012 to Apr 09, 2012

Tune South (Sor)
Producing - Jul 18, 2009 to -

StatoilHydro started production from the Tune South satellite well on Saturday, July 18.

Tune South (Sor) Subsea
Producing - Jul 18, 2009 to -

StatoilHydro started production from the Tune South satellite well on Saturday, July 18.

Curran
Discovery (Drilled) - Jan 30, 2009 to -

On Jan. 30, 2009, an exploration well in the Curran prospect discovered oil in the upper part of the Brent group.

Stjerne (Katla)
Producing - Mar 2013 to -

Under Development - May 01, 2011 to Mar 2013

Statoil has submitted a plan for development and operation (PDO) for the Katla discovery to the Norwegian Ministry of Petroleum and Energy. Development plans call for a seabed template and four wells. Two of the wells will produce oil and gas, while the other two wells will inject water into the reservoir for pressure support.

Discovery (Drilled) - Mar 2009 to Nov 2010

Well 30/9-22 encountered oil & gas. The well is now being plugged and abandoned.

Exploratory Drilling - Jan 2009 to Mar 2009

T.O.'s Polar Pioneer Semisub rig drilled exploration well 30/9-22

Oseberg Delta
Producing - Mar 2008 to -

Oseberg Vestflanken
Producing - Jan 2006 to -

The Oseberg Vestflanken field started production on Jan. 1, 2006.

Oseberg Vestflanken Subsea
Producing - Jan 2006 to -

Tune Subsea
Producing - Nov 28, 2002 to -

Oseberg B Fixed Platform
Producing - Oct 01, 2000 to -

Oseberg South (Sor) Fixed Platform
Producing - Sep 2000 to -

Production on the field commenced in September 2000.

Tune
Producing - Nov 28, 2002 to -

Under Development - Dec 17, 1999 to Nov 27, 2002

The field has been developed with a subsea template with four production wells in the centre of the field.

Discovery (Appraised) - Dec 22, 1996 to Dec 16, 1999

Appraisal Drilling - Oct 04, 1996 to Dec 21, 1996

Discovery (Drilled) - Mar 05, 1996 to Oct 03, 1996

Exploratory Drilling - Nov 18, 1995 to Mar 04, 1996

Brage Fixed Platform
Producing - 1993 to -

Oseberg C Fixed Platform
Producing - Dec 1991 to -

Oseberg C commenced production December 1991.

Oseberg A Fixed Platform
Producing - Dec 01, 1988 to -

Oseberg D Fixed Platform
Producing - Dec 01, 1988 to -

Oseberg South
Producing - Sep 2000 to -

Under Development - Jun 10, 1997 to Aug 2000

Discovery (Appraised) - Aug 09, 1994 to Jun 09, 1997

Appraisal Drilling - Mar 07, 1984 to Aug 08, 1994

Several appraisal wells were drilled during this period.

Exploratory Drilling - Dec 31, 1983 to Mar 06, 1984

Oseberg East
Producing - May 03, 1999 to -

Under Development - Oct 11, 1996 to May 02, 1999

The field has been developed with an integrated fixed facility with accommodation, drilling equipment and first stage separation of oil, water and gas.

Discovery (Appraised) - Jun 03, 1994 to Oct 10, 1996

2 Appraisal wells were plugged and abandoned as oil discoveries and the other 2 were suspended and later re-entered.

Appraisal Drilling - May 21, 1988 to Jun 02, 1994

4 Appraisal wells were drilled during this period.

Discovery (Drilled) - Aug 16, 1981 to May 20, 1988

Additional wildcat wells were spudded during this period.

Exploratory Drilling - Jun 11, 1981 to Aug 15, 1981

Wildcat well 35/6-5 was drilled by Odjefel's Deepsea Saga to a total depth of 3550 m into the Triassic formation.

Brage
Producing - Sep 23, 1993 to -

Brage is in tail production, and work is proceeding to find new ways of increasing recovery from the field. The water injection capacity on the field will be expanded and there are plans for new wells. Adding chemicals to the injection water to improve water flow is one of the methods being evaluated.

Under Development - Oct 20, 1990 to Sep 22, 1993

Brage has been developed with a fixed integrated production, drilling and accommodation facility with a steel jacket.

Appraisal Drilling - May 28, 1981 to Mar 07, 1987

During this period appraisal wells 31/4-5,6,7,8,9 were drilled.

Discovery (Drilled) - May 12, 1980 to May 27, 1981

Discovery well reached a total depth of 4981 meters.

Exploratory Drilling - Dec 24, 1979 to May 11, 1980

Treasure Seeker drilled exploratory well 31/4-3.

Oseberg
Producing - Dec 01, 1988 to -

Under Development - Jun 05, 1984 to Nov 30, 1988

Oseberg is developed in multiple phases.

Discovery (Appraised) - May 15, 1983 to Jun 04, 1984

Appraisal Drilling - Sep 24, 1979 to May 14, 1983

Several appraisal wells were drilled during this period.

Discovery (Drilled) - Sep 23, 1979 to Sep 23, 1979

Exploratory Drilling - Jun 19, 1979 to Sep 22, 1979

Update History
The SubseaIQ Team works everyday to provide you with the latest information on the offshore field development market. The following table provides you with a detailed record of each addition and update made to this project by the SubseaIQ team.
UPDATE TYPE DATE DAYS AGO
Field Updated Mar 27, 2013 56
Field Status Updated Mar 27, 2013 56
Field Status Added Mar 27, 2013 56
Facility Updated Mar 27, 2013 56
Activity Added Mar 27, 2013 56
Field Updated Feb 28, 2013 83
Activity Added Feb 28, 2013 83
Field Updated Dec 17, 2012 156
Field Updated Nov 30, 2012 173
Field Updated Mar 26, 2012 422
Activity Added Mar 26, 2012 422
Field Added Mar 23, 2012 425
Activity Added Mar 23, 2012 425
Field Status Added Mar 23, 2012 425
Field Updated Mar 23, 2012 425
Field Updated Jan 09, 2012 499
Activity Added Jan 09, 2012 499
Field Updated Sep 16, 2011 614
Activity Added Sep 16, 2011 614
Field Updated Sep 12, 2011 618
Facility Updated Sep 12, 2011 618
Project Description Updated Sep 12, 2011 618
Project Description Updated Jul 21, 2011 671
Project Description Updated Jul 05, 2011 687
Field Updated Jun 28, 2011 694
Activity Added May 24, 2011 729
Field Updated May 02, 2011 751
Field Status Updated May 02, 2011 751
Field Status Added May 02, 2011 751
Activity Added May 01, 2011 752
Project Description Updated Feb 10, 2011 832
Project Description Updated Dec 12, 2010 892
Activity Added Nov 15, 2010 919
Activity Added Nov 12, 2010 922
Field Updated Nov 12, 2010 922
Project Description Updated Aug 06, 2010 1020
Project Description Updated Aug 04, 2010 1022
Project Description Updated May 26, 2010 1092
Project Description Updated Apr 27, 2010 1121
Field Updated Mar 17, 2010 1162
Activity Added Mar 16, 2010 1163
Field Updated Mar 12, 2010 1167
Activity Added Mar 12, 2010 1167
Activity Added Feb 23, 2010 1184
Project Description Updated Feb 05, 2010 1202
Field Updated Nov 19, 2009 1280
Field Updated Aug 24, 2009 1367
Activity Added Aug 24, 2009 1367
Project Description Updated Jul 30, 2009 1392
Project Description Added Jul 22, 2009 1400
Field Updated Jul 22, 2009 1400
Facility Status Updated Jul 22, 2009 1400
Facility Updated Jul 22, 2009 1400
Facility Added Jul 22, 2009 1400
Facility Status Added Jul 22, 2009 1400
Field Added Jul 22, 2009 1400
Field Status Added Jul 22, 2009 1400
Activity Added Jul 20, 2009 1402
Field Added Jul 20, 2009 1402
Field Status Added Jul 20, 2009 1402
Field Updated Jul 20, 2009 1402
Facility Added Jul 20, 2009 1402
Facility Status Added Jul 20, 2009 1402
Facility Updated Jul 20, 2009 1402
Activity Added Jul 13, 2009 1409
Activity Added Jun 30, 2009 1422
Activity Added Jun 25, 2009 1427
Field Updated Jun 25, 2009 1427
Field Updated Jun 03, 2009 1449
Facility Updated Apr 21, 2009 1492
Activity Added Apr 21, 2009 1492
Field Updated Apr 21, 2009 1492
Facility Status Added Apr 13, 2009 1500
Facility Added Mar 20, 2009 1524
Activity Added Mar 20, 2009 1524
Activity Added Mar 19, 2009 1525
Field Added Mar 10, 2009 1534
Field Status Added Mar 10, 2009 1534
Activity Added Mar 09, 2009 1535
Activity Added Aug 27, 2008 1729
Activity Added Jul 22, 2008 1765
Activity Added Jul 03, 2008 1784
Activity Added Jun 26, 2008 1791
Activity Added Jun 24, 2008 1793
Activity Added Jun 16, 2008 1801
Field Added Jun 09, 2008 1808
Field Status Added Jun 09, 2008 1808
Field Status Added Jun 06, 2008 1811
Field Added Jun 06, 2008 1811
Facility Status Added Jun 03, 2008 1814
Facility Added Jun 03, 2008 1814
Facility Added May 29, 2008 1819
Facility Status Added May 29, 2008 1819
Field Status Added May 29, 2008 1819
Field Status Added May 28, 2008 1820
Field Added May 28, 2008 1820
Activity Added Nov 27, 2006 2368

    Project Update History Search - View all the lastest updates made by the SubseaIQ team.
 
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Facility Name Brage Fixed Platform
Duty Oil/Gas
Operator Statoil
Current Status Producing since 1993
Host Type Fixed Platform
Water Depth 140 m / 462 ft
Dev.Cost n/a
 
Region Norway
 
Location 30/6, 31/4, 31/7
Facility Name Oseberg A Fixed Platform
Duty Oil/Gas
Operator Statoil
Current Status Producing since 1988
Host Type Fixed Platform
Water Depth 100 m / 330 ft
Dev.Cost n/a
 
Region Norway
 
Location 30/6
Facility Name Oseberg B Fixed Platform
Duty n/a
Operator Statoil
Current Status Producing since 2000
Host Type Fixed Platform
Water Depth n/a
Dev.Cost n/a
 
Region US
 
Location Block 30/6, 30/9
Facility Name Oseberg C Fixed Platform
Duty Oil/Gas
Operator Statoil
Current Status Producing since 1991
Host Type Fixed Platform
Water Depth n/a
Dev.Cost n/a
 
Region Norway
 
Location
Facility Name Oseberg D Fixed Platform
Duty Oil
Operator Statoil
Current Status Producing since 1988
Host Type Fixed Platform
Water Depth 100 m / 330 ft
Dev.Cost n/a
 
Region Norway
 
Location 30/6, 30/9
Facility Name Oseberg South (Sor) Fixed Platform
Duty Oil
Operator Statoil
Current Status Producing since 2000
Host Type Fixed Platform
Water Depth 100 m / 330 ft
Dev.Cost n/a
 
Region Norway
 
Location 30/9
Facility Name Oseberg Vestflanken Subsea
Duty Oil
Operator Statoil
Current Status Producing since 2006
Host Type Subsea Tieback
Water Depth n/a
Dev.Cost n/a
 
Region Norway
 
Location 30/6
Facility Name Tune South (Sor) Subsea
Duty Gas
Operator Statoil
Current Status Producing since 2009
Host Type Subsea Tieback
Water Depth n/a
Dev.Cost n/a
 
Region Norway
 
Location Block 30/8, PL 190
Facility Name Tune Subsea
Duty Gas
Operator Statoil
Current Status Producing since 2002
Host Type Subsea Tieback
Water Depth 95 m / 314 ft
Dev.Cost n/a
 
Region Norway
 
Location 30/8
 
Field Name Brage
Discovery Date May 1980
Block 30/6, 31/4, 31/7
Reserve Type Oil/Gas
Current Status Producing
Production Start Sep 1993
Water Depth 140 m / 462 ft
Field Name Tune
Discovery Date Mar 1996
Block 30/5, 30/6, 30/8
Reserve Type Gas
Current Status Producing
Production Start Nov 2002
Water Depth 95 m / 314 ft
Field Name Oseberg
Discovery Date Sep 1979
Block 30/6, 30/9
Reserve Type Oil/Gas
Current Status Producing
Production Start Dec 1988
Water Depth 100 m / 330 ft
Field Name Oseberg East
Discovery Date Aug 1981
Block 30/6
Reserve Type Oil
Current Status Producing
Production Start May 1999
Water Depth 160 m / 528 ft
Field Name Oseberg South
Discovery Date Mar 1984
Block 30/9
Reserve Type Oil
Current Status Producing
Production Start Sep 2000
Water Depth 100 m / 330 ft
Field Name Stjerne (Katla)
Discovery Date Mar 2009
Block PL 104 - 30/9
Reserve Type Oil/Gas
Current Status Producing
Production Start Mar 2013
Water Depth 95 m / 314 ft
Field Name Tune South (Sor)
Discovery Date
Block Block 30/8, PL 190
Reserve Type Gas
Current Status Producing
Production Start Jul 2009
Water Depth n/a
Field Name Curran
Discovery Date Jan 2009
Block 30/8
Reserve Type Oil
Current Status Discovery (Drilled)
Production Start
Water Depth n/a
Field Name Oseberg Vestflanken
Discovery Date
Block 30/6
Reserve Type Oil
Current Status Producing
Production Start Jan 2006
Water Depth n/a
Field Name Oseberg Delta
Discovery Date
Block 30/6
Reserve Type Oil
Current Status Producing
Production Start Mar 2008
Water Depth 102 m / 337 ft
Field Name Crimp, 30/6-28S
Discovery Date Apr 2012
Block PL 053
Reserve Type Oil
Current Status Discovery (Drilled)
Production Start
Water Depth n/a