United Kingdom Oil and Gas Fields: 50th Anniversary Commemorative Volume
CONTAINS OPEN ACCESS

Geological Society Memoir 52 records the extraordinary journey of more than 50 years that has led to the development of some 458 oil and gas fields on the UK Continental Shelf (UKCS). It contains papers on almost 150 onshore and offshore fields in all of the UK's main petroliferous basins. These papers range from look-backs on some of the first-developed gas fields in the Southern North Sea, to papers on fields that have only just been brought into production or may still remain undeveloped, and includes two candidate CO2 sequestration projects.
These papers are intended to provide a consistent summary of the exploration, appraisal, development and production history of each field, leading to the current subsurface understanding which is described in greater detail. As such, the Memoir will be an enduring reference source for those exploring for, developing, producing hydrocarbons and sequestering CO2 on the UKCS in the coming decades. It encapsulates the petroleum industry's deep subsurface knowledge accrued over more than 50 years of exploration and production.
The Crosby Warren Field, Block DL001, UK Onshore
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Published:October 30, 2020
Abstract
The Crosby Warren Field is located onshore the UK, south of the Humber Estuary. It was discovered by RTZ Oil & Gas with the CW-1 (L46/12-3) well in 1986. The oil reservoir is Carboniferous, Namurian, Beacon Hill Flags sandstone, with gas found in Namurian sandstones of the Rough Rock, and the discovery well originally flowed waxy 40° API oil at rates of 45 bopd, which increased to nearly 700 bopd following fracture stimulation. The Beacon Hill Flags are a 10 m-thick group of laminated sandstones within a substantial gross thickness of sandstones, silts, muds and occasional thin claystones. The expected ultimate recovery for the field will be about 0.9 MMbbl of oil and 0.7 bcf of gas. Almost all of the oil and gas have already been recovered, and end of life for the field is expected to be in 2022.
- Carboniferous
- clastic rocks
- claystone
- England
- Europe
- geophysical methods
- geophysical profiles
- geophysical surveys
- Great Britain
- history
- Humber Estuary
- laminations
- Lincolnshire England
- Namurian
- oil and gas fields
- oil wells
- Paleozoic
- petroleum
- petroleum exploration
- planar bedding structures
- production
- reserves
- reservoir rocks
- Rock-Eval
- sandstone
- sedimentary rocks
- sedimentary structures
- seismic methods
- seismic profiles
- source rocks
- structural traps
- surveys
- traps
- United Kingdom
- Upper Carboniferous
- Western Europe
- Westphalian
- Crosby Warren Field