Helder, Helm and Hoorn oil fields
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CountryNetherlands
RegionNorth Sea
Location/blockBlock Q
Offshore/onshoreOffshore
| Helder, Helm and Hoorn oil fields | |
|---|---|
| Country | Netherlands |
| Region | North Sea |
| Location/block | Block Q |
| Offshore/onshore | Offshore |
| Operator | Unocal Netherlands |
| Field history | |
| Discovery | 1979,1980 |
| Start of production | 1982, 1983 |
| Production | |
| Estimated oil in place | 53.9 million barrels (~9.22×106 t) |
| Producing formations | Lower Cretaceous |
Helder, Helm and Hoorn are adjacent oil fields located in the Netherlands sector of the North Sea 40 km west of Den Helder and 80 km north west of Amsterdam.
The Helder, Helm and Hoorn oil fields are located in Block Q of the Netherlands sector of the North Sea.[1][2] The oil reservoirs are Lower Cretaceous Vieland Sandstone with oils of various properties. The total reserves in the Q Block are estimated to be 53.9 million barrels.[3] The fields were licensed to Unocal Netherlands BV.[1]
| Property | Helder | Helm | Hoorn |
|---|---|---|---|
| Reservoir depth | 1425 m | 1271 m | 1483 m |
| Oil column | 40 m | 87 m | 102 m |
| Discovered | April 1979 | February 1979 | September 1980 |
| API gravity | 21° | 18.3° | 26° |
| Gas Oil ratio | 90 scf/bbl | 150 scf/bbl | 100 scf/bbl |