Odin gas field

The Odin gas field was a gas producing field in the Norwegian sector of the central North Sea. Production of gas started in October 1984, the peak gas production of 360 mmcfd (million cubic feet per day) was achieved in 1985. Production ceased in 1994 and the field installation was dismantled in 1997.

The field

The characteristics of the Odin field reservoir were as follows.{{Cite web |title=Odin gas field |url=https://www.norskpetroleum.no/en/facts/field/odin/ |access-date=8 July 2024}}{{Cite web |title=OSPAR Inventory of Offshore Installations - 2021 |url=https://odims.ospar.org/en/search/?search=inventory |access-date=8 July 2024}}{{Cite book |last=Oilfield Publications Limited |title=The North Sea Platform Guide |publisher=Oilfield Publications Limited |year=1985 |location=Ledbury |pages=571-74}}

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|+Odin reservoir

|Field

|Odin

Block

|30/10a

Reservoir

|Eocene

Reservoir depth

|2,000 metres

Porosity

|29 %

Permeability

|600 millidarcy

Pressure & Temperature

|2,995 psia, 142°F

Composition

|CH4 94%, C2H6 4%, C3H8 1%, CO2+N2 1%

Discovery

|March 1974

Recoverable reserves

|0.8 trillion cubic feet gas

Owners and operator

The field was owned and operated by Esso Exploration and Production Norway Inc. (100%).

Infrastructure

The Odin field was developed through a single offshore installation.

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|+Odin installation

|Name

|Odin

Coordinates

|60°04’37.31”N 02°09’56.83”E

Block

|30/10a

Water depth, metres

|103

Bridge

|To Treasure Hunter semi-submersible during drilling phase

Installed

|July 1983

Function

|Drilling, production, accommodation

Production start

|October 1984

Type

|Fixed steel

Substructure weight, tonnes

|7,300

Topsides weight, tonnes

|9,400

Well slots

|12

Number of wells

|9 production

Legs

|4 (2.4m diameter)

Piles

|16 (1.8m diameter)

Current status

|Dismantled

Gas export

|26 km, 20-inch pipeline to Frigg TCP2

Design contractor

|McDermot Norge

Jacket fabrication

|Dragados Cadiz

Deck fabrication

|Aker Stord Verft, Nymo Mek Verksted, Mannesmann Nederland

Accommodation

|48, plus 140 on Treasure Hunter

Production

The design production capacity of Odin was 10.2 million standard cubic metres per day of gas.

The gas production profile of the Odin field was as shown.

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|+Odin production profile

!Year

!Gas (MSm3OE)

1984

|1.515276

1985

|3.549164

1986

|3.370983

1987

|3.475083

1988

|2.728852

1989

|2.827152

1990

|2.625087

1991

|2.810438

1992

|2.288614

1993

|1.503364

1994

|0.565082

Odin ceased production in 1994 and the installation was removed from the field in 1997.

The field may be redeveloped if the Yggdrasil area development is approved.

See also

References