Iona	(Elf Exploration UK)
Offshore oil field in production.
Block and licence number:	15/17, P.250
Map reference:	Plate 8
Licensees and company interest in block (%) at end of 1997:
Elf Exploration UK plc	24.33
Texaco Britain Ltd	23.50
LASMO (TNS) Ltd	20.00
Union Texas Petroleum Ltd	20.00
Enterprise Oil Production Ltd	12.17
Date of discovery:	March 1982
Production start:	January 1997
Operator’s estimate of:
Recoverable reserves originally present (million tonnes):	Oil: 0.20 NGLs : 0.01 (billion cubic metres) Gas: 0.03
First year of peak production:	1998
Peak production (million tonnes per year):	Oil: 0.39 NGLs: 0.006 (billion cubic metres) Gas: 0.05
Water depth:	145m
Gravity:	40º API
Sulphur content:	trace
Transport system:	Oil and gas are exported from Saltire A platform by 10" and 16" lines respectively to Piper B platform. The oil is then exported via a 30" trunk line to Flotta. The gas is exported to St Fergus via the Frigg Pipeline System.
Extension into other UK blocks:	None
Remarks:
Name Iona	Follows recent theme of Scottish islands for potential Piper satellites (Westray, Egilsay etc).

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