Cretaceous Gas Play Celtic Sea Play Analysis Source Reservoirs Traps Discoveries to date Additional Prospects Development Concepts and Infrastructure Conclusions 3
Celtic Sea Petroleum Systems 4
Source - Well 48/25-2 Mudlog Gas Shows Gas Kinsale Galley Composition Head Head Mol % Mol% Methane 99.1 98.3 Ethane 0.2 0.1 Propane + Trace Trace CO2 0.3 0.1 N2 0.4 1.5 Sources: Providence Resources, 48/18-1 well…
Cretaceous Gas Play Reservoirs Greensand or A Sand Producing Kinsale Primary Ballycotton Target Discoveries Galley Head Target Rosscarbery Midleton East Kinsale Upper Wealden Producing Kinsale Seven Heads Secondary…
Greensand Reservoir Model Chalk Greensand Lulworth Cove Dorset 7
Greensand Reservoir Model Woburn Sands Bedfordshire Source: Stuart Buck, Task Geoscience 8
Upper Wealden Reservoir Model Upper Wealden Imprint of log Channel Sand Oil stained sandstone Mupe Bay, Dorset 10
Structures Schematic Illustration of Play and Traps Types in the Celtic Sea Basins (Naylor & Shannon 2011) Showing Inversion Traps A,B and D, formed during compression in the Tertiary 11
Structures Stair Hole, Lulworth, Dorset N 12
Structures N Stair Hole, Lulworth, Dorset Source: Merlin Energy Resources 13
Structures N Dorset looking eastwards across Mupe Bay 14
Structures SE KINSALE HEAD BALLYCOTTON NW 2D SEISMIC LINE ACROSS THE KINSALE HEAD & BALLYCOTTON FIELDS Source: OSullivan 2001 15
Structures Kinsale Head Source: Kinsale Energy/PETRONAS Source: OSullivan 2001 16
Cretaceous Gas Play Celtic Sea Play Analysis Source Reservoirs Traps Discoveries to date Additional Prospects Development Concepts and Infrastructure Conclusions 17
Discoveries 18
Discoveries in production Kinsale Head Ballycotton Seven Heads Gas Field Gas Field Gas Field Total (bcf) (bcf) (bcf) Original Gas in Place 1,900 60 40 2,000 Total Produced to 1,727 57 29 1,813 end 2013 Future Gas 60 1 5 66…
Discoveries not in production GIIP GIIP GIIP Discovery Discovery Year drilled P90 P50 P10 name well (bcf) (bcf) (bcf) Ardmore 49/14-1 1974 c.20 c.30 c.40 Galley Head 48/18-1 1985 21 30 41 Carrigaline 48/24-4 1990 60 82 108 Old…
Galley Head 48/18-1 1985 Greensand A Sand Discovery Tested gas at 13.7 mmscfd BCF GIIP/Recoverable Reservoir Water Depth : 295 feet P90 P50 P10 A Greensand 21/18 30/25 41/35 Planned Total Depth : 3,200 feet Total 21/18 30/25…
Old Head and Schull 49/23-2z Tested gas at a rate of 18 mmscfd 57/2-3 Tested gas at a rate of 21 mmscfd Source: Island Oil & Gas 22
Cretaceous Gas Play Celtic Sea Play Analysis Source Reservoirs Traps Discoveries to date Additional Prospects Development Concepts and Infrastructure Conclusions 23
Cretaceous Gas Play Additional Prospects Not an exhaustive list Prospects identified on Lansdownes acreage and included in Competent Persons Reports (CPRs) Modified post mapping of 3D seismic Other prospects on which data has been…
Prospects GIIP GIIP GIIP P90 P50 P10 (bcf) (bcf) (bcf) Midleton 269 330 404 Rosscarbery Main 168 202 241 SE Rosscarbery 85 122 159 Western Terrace 27 32 38 East Kinsale 81 155 285 W Rosscarbery 30 74 186 N Horst 32 48 71 NE Horst 19…
Benefits of 3D Seismic Midleton Ballycotton Rosscarbery Amergin Barryroe 26
Cretaceous Gas Play Celtic Sea Fluid substitution modelling work indicates that gas bearing sands in the Greensand and Wealden should generate a characteristic seismic response Fluid anomalies, interpreted as gas bearing Greensand…
Cretaceous Gas Play Midleton North-Eastern Horst Prospect Northern Horst Prospect Midleton Prospect Midleton Prospect Water Depth : 270 feet Reservoir BCF GIIP/Recoverable Planned Total 3,500 feet P95 P50 P5 Depth : A…
Midleton Prospect (Lansdowne 100%) Fluid Volume (Psi+20), with Extracted Impedances WSW Extracted ENE Impedance Psi minus 55 Maximised Lithology Volume = Blue Extracted Impedance Psi plus 20 Maximised Gas Effect, low Fluid…
Arbitrary Line Crossing Galley Head and SE Rosscarbery Fluid Volume E S Galley Head Fluid Anomaly for A Sand Proven gas Rosscarbery No Fluid SE Rosscarbery Anomaly for A Fluid Anomaly for Sand A Sand Likely gas Top A…
Cretaceous Gas Play Celtic Sea Play Analysis Source Reservoirs Traps Discoveries to date Additional Prospects Development Concepts and Infrastructure Conclusions 31
Gas Market Source: DCENR 32
Gas Market Winter Outlook 2013/2014 Gas supplies from Great Britain via Moffat will continue to meet over 93% of demand Corrib Gas not expected to commence until 2015 Sources: Joint Gas Capacity Statement 2012 CER & Utility…
Development Concepts 34
Infrastructure Inch Gas Terminal Sources: PSE Kinsale Energy/PETRONAS & Providence Resources 35
Kinsale Area Production History Source: Kinsale Energy/PETRONAS 36
Kinsale Area Production Capability Infrastructure Capability Kinsale Infrastructure limited to gas processing & transportation Existing gas processing capacity c. 200 mmscfd Existing Utilisation c. 50% Additional Processing Capacity…
Conclusions 1.879 TCF anticipated recovery from fields in production But only 66 bcf remaining Additional 202 - 322 BCF GIIP in undeveloped discoveries At least a further 780 1658 BCF GIIP in mapped prospects Shallow water (275 350…
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