Blenheim	(Arco)
Offshore oil field in production.
Block and licence number:	16/21b, P.344
Map reference:	Plate 8
Licensees and company interest in block (%) at end of 1997:
ARCO British Ltd	44.20
Summit North Sea Oil Ltd.	40.00
Talisman North Sea Ltd	15.80
Date of discovery:	November 1990
Production start:	March 1995
Operator’s estimate of:
Recoverable reserves originally present (million tonnes):	2.67
First year of peak production:	1995
Peak production (million tonnes per year):	1.36
Water depth:	148m
Gravity:	39º API
Sulphur content:	Nil
Transport system:	Shuttle tankers.
Extension into other UK blocks:	Block number, licence number and licensee/company interest in block (%) at end of 1997: 15/25c, P.735 Talisman North Sea Ltd. 75.35 ARCO British Limited 14.65 Premier Pict Petroleum Ltd 7.50 Croft Exploration Limited 2.50
Remarks:	Three subsea wells tied back via individual risers to a Floating Production, Storage and Offtake (FPSO) system. Operator Talisman from February 1998.
Name Blenheim	A British Palace.

Title | Table of Contents
Chapter 1 | Chapter 2 | Chapter 3 | Chapter 4 | Chapter 5 | Chapter 6 | Chapter 7 | Chapter 8 | Chapter 9
Appendix 1 | Appendix 2 | Appendix 3 | Appendix 4 | Appendix 5 | Appendix 6 | Appendix 7 | Appendix 8
Appendix 9 | Appendix 10 | Appendix 11 | Appendix 12 | Appendix 13 | Appendix 14 | Appendix 15 | Appendix 16 | Appendix 17
Plate 1 | Plate 2W | Plate 2E | Plate 3W | Plate 3E | Plate 4W | Plate 4E | Plate 5W | Plate 5E | Plate 6 | Plate 7
Plate 8W | Plate 8E | Plate 9W | Plate 9E | Plate 10W | Plate 10E | Plate 11 | Plate 12