The Valdemar oil and gas field is a crude oil and gas production field in the Danish sector of the central North Sea. Production of oil and gas started in 1993, peak oil was achieved in 2009 and peak gas in 2010. Production was suspended in 2019.
| Valdemar oil and gas field | |
|---|---|
| Country | Denmark |
| Region | North Sea |
| Location/blocks | 5504/7 and 11 |
| Offshore/onshore | Offshore |
| Coordinates | 55.833765°N 4.561945° |
| Operator | Total E&P Denmark |
| Owner | TotalEnergies, BlueNord and Nordsofonden |
| Field history | |
| Discovery | 1977 Bo; 1985 North Jens |
| Start of production | 1993 |
| Peak of production | 2009 |
| Production | |
| Producing formations | chalk |
The field edit
The Valdemar oil and gas field is a crude oil and associated gas production field in Blocks 5504/7 and 5504/11 of the Danish sector of the central North Sea. The characteristics of the field reservoir are as follows.[1]
| Field | Valdemar |
| Prospect | Bo / North Jens |
| Reservoir | Chalk |
| Geological age | Danian, Upper and Lower Cretaceous |
| Block | 5504/7 and 11 |
| Reservoir depth | 2,000 m Upper Cretaceous
2,600 m Lower Cretaceous |
| Field delineation | 110 km2 |
| Reserves | Oil 5.9 million m3
Gas 2.6 billion Nm3 |
| Discovered | 1977 Bo; 1985 North Jens |
Owners and operator edit
The field is jointly owned by TotalEnergies, BlueNord and Nordsofonden.[2]
The field is operated by Total E&P Denmark.[2]
Infrastructure edit
The field was developed through two offshore installations comprising three platforms as shown. [1][3] [4][5]
| Name | AA (VAA) | AB (VAB) | BA (VBA) |
|---|---|---|---|
| Prospect | North Jens | North Jens | Bo |
| Coordinates | 55.834308°N 4.561462°E | 55.833765°N 4.561945°E | 55.804055°N 4.564279°E |
| Production start | 1993 | 2006 | 2007 |
| Water depth | 43 m | 43 m | 43 m |
| Bridge | Bridge link AA to AB | - | |
| Installation | Fixed steel STAR (slim tripod adapted for rig installation) no helideck | Fixed steel STAR no helideck | Fixed steel STAR no helideck |
| Function | Wellheads | Wellheads, separation | Wellheads |
| Substructure weight tonnes | 650 | 1,400 | 1,400 |
| Topsides weight tonnes | 453 | 480 | 460 |
| Number of wells | 21 oil, 2 gas across field | ||
| Status | No production since 2019 | No production since 2019 | No production since 2019 |
| Export, liquids | 20 km pipeline to Tyra East | 18 km 16-inch multiphase pipeline to Tyra East via Roar | |
| Export, gas | 19 km 12-inch pipeline to Tyra West | ||
| Import, chemicals | From Tyra East | ||
Production edit
Production from the Valdemar field was by natural depletion.[1] The oil and gas production profile of the Valdemar field is as shown.
| Year | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oil | 53 | 304 | 166 | 161 | 159 | 95 | 86 | 77 | 181 | 353 | 435 | 491 | 423 | 470 | 881 |
| Gas | 29 | 96 | 52 | 57 | 89 | 54 | 49 | 55 | 78 | 109 | 151 | 218 | 208 | 208 | 355 |
| Year | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oil | 1,268 | 1,410 | 909 | 817 | 844 | 777 | 762 | 637 | 716 | 685 | 564 | 391 | 14,115 | |||
| Gas | 593 | 510 | 791 | 579 | 515 | 368 | 343 | 291 | 325 | 312 | 267 | 203 | 6,905 |
See also edit
References edit
- ^ a b c "Oil and gas production in Denmark 2013" (PDF). Retrieved 18 November 2023.
- ^ a b "Oil & gas field profile: Valdemar Conventional Oil Field, Denmark". 24 November 2021. Retrieved 18 November 2023.
- ^ "MAERSK OIL ESIA-16 NON-TECHNICAL SUMMARY – ESIS TYRA" (PDF). Retrieved 18 November 2023.
- ^ "OSPAR Inventory of Offshore Installations - 2021". Retrieved 18 November 2023.
- ^ "A barrel full Valdemar oil field". Retrieved 18 November 2023.
- ^ a b "Danish Energy Agency. "Monthly and yearly production"". 15 August 2016. Retrieved 18 November 2023.