I011 The Ketch Field – From Core Description to Development Drilling in 1 Year I. Cloke* (Tullow Oil Plc) K. Beattie (Tullow Oil Plc) J. Boucher (Tullow Oil Plc) A. Kirsch (Tullow Oil Plc) B. Besly (Ichron Ltd) M. Bentley (TRACS International) & the S&K Development Team SUMMARY EAGE 69 th Conference & Exhibition — London UK 11 - 14 June 2007 The Ketch gas Field was discovered by Shell/Esso in 1984 with first production in 1999. The field is reservoired in the Carboniferous age Ketch and Cleaver Formations of the Westphalian C/D groups and sealed by the Silverpit shales