sydney basin reservoir study

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Sydney Basin Reservoir Prediction Study MR705

Sydney Basin Reservoir Prediction StudySeptember 2007FrOG Tech Project Code:

Table of ContentsExecutive Summary ..............................................................................2 Recommendations ................................................................................7 Introduction, Approach and Methodology..........................................8 Project Background .................................................................................9 Carbon Capture and Storage .........................................................11 GEODISC Project Summary...........................................................12 Evaluation of Geological Storage Potential ....................................14 FrOG Tech Methodology ................................................................15 Datasets ...............................................................................................19 Seismic ...........................................................................................20 Wells ...............................................................................................21 Time to Depth Conversions ............................................................22 Digital Elevation and Bathymetry....................................................23 Basin Outcrop Map .........................................................................24 Petroleum Titles..............................................................................25 Basin Evolution ...................................................................................26 Tectonic Setting ..............................................................................27 Summary of Tectonic Events..........................................................28 Basement Controls on Basin Structures.........................................29 Basin Boundaries............................................................................30 Structural Subdivisions of the Sydney Basin ..................................31 Basin Subdivisions for Reservoir Characterisation.........................32 Regional Geology around the Sydney Basin..................................33 Sediment Provenance ....................................................................34 Basin Geometry ..............................................................................35 Basin Setting...................................................................................36 Stratigraphy .........................................................................................40 Stratigraphy of the Sydney Basin ...................................................41 Upper Permian Coal Measures Sediment Thickness.....................47 Correlative Stratigraphy in the Bowen and Gunnedah Basins .......50 Reservoir Characteristics...................................................................52 Porosity and Permeability Evaluation .............................................53 Western Onshore and Hunter Valley Domes Domains ..................61 Central Onshore Basin Domain......................................................64 Southern Plateau Domain ..............................................................74 Offshore Sydney Basin Domain .....................................................77 Permeability by Stratigraphic Unit ..................................................78 Reservoir Quality Summary............................................................80 Sediment Distribution Maps and Areas of Interest (AOI) ................82 Sediment Distribution Maps............................................................83 AOI Triassic Sediment Thickness................................................91 AOI Permian Sediment Thickness...............................................92 AOI Depth to Top Permian ..........................................................93 Conclusions and Recommendations ................................................94 References .........................................................................................100 Appendix 1 ........................................................................GIS Metadata Inclusions......................................................................................... DVD

MR705Authors:J Blevin L Hall J Chapman L Pryer jblevin@frogtech.com.au lhall@frogtech.com.au jchapman@frogtech.com.au lpryerhro@frogtech.com.au

www.frogtech.com.auFrOG Tech Project Team: Lead Interpreters Project Manager Data ManagersTom Loutit, PhD Jane Blevin, PhD Michael Ebrahim, PhD Lynn Pryer, PhD Karen Romine, PhD Zhiqun Shi, PhD Lisa Hall, PhD Nick Direen, PhD Donna Cathro, PhD Sjoukje De Vries, PhD Robert Hus, PhD Karen Connors, PhD Silvano Sommacal, PhD

J Blevin, L Hall J Blevin J ChapmanJohn Vizy, DipGS Hannes Botha, MSc Nicola Fry, BSc (Hons) James Chapman, MA Allan Mills Philip Henley Tony Edwards Meredith Guy-Villon, DipFA Cath McKenna Adrian Dehelean Chris William McKenna Jenny Loutit

Jane Blevin Senior Consultant6/50 Geils Court Deakin West ACT 2600 Canberra AustraliaFrOG Tech Pty Ltd ACN 109 425 621

Tom Loutit Managing Director+61 2 6283 4800 +61 2 6283 4801 www.frogtech.com.au tloutit@frogtech.com.au

Tel: Fax: URL: Email:

The conclusions and recommendations expressed in this material represent the opinions of the authors based on the data available to them. The opinions and recommendations provided from this information are in response to a request from the client and no liability is accepted for commercial decisions or actions resulting from them. Please cite this work appropriately if portions of it are copied or altered for use in other documents. The correct citation is Blevin et al., 2007, Sydney Basin Reservoir Prediction Study and GIS, Project MR705, Confidential Report to NSW DPI and Macquarie Energy by FrOG Tech Pty Ltd.

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Sydney Basin Reservoir Prediction Study MR705

EXECUTIVE SUMMARY

6/50 Geils Court Deakin West ACT 2600 Canberra AustraliaFrOG Tech Pty Ltd ACN 109 425 621

Tel: Fax: URL: Email:

+61 2 6283 4800 +61 2 6283 4801 www.frogtech.com.au tloutit@frogtech.com.au

The conclusions and recommendations expressed in this material represent the opinions of the authors based on the data available to them. The opinions and recommendations provided from this information are in response to a request from the client and no liability is accepted for commercial decisions or actions resulting from them. Please cite this work appropriately if portions of it are copied or altered for use in other documents. The correct citation is Blevin et al., 2007, Sydney Basin Reservoir Prediction Study and GIS, Project MR705, Confidential Report to NSW DPI and Macquarie Energy by FrOG Tech Pty Ltd.

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Sydney Basin Reservoir Prediction Study MR705Executive Summary Overview Onshore Basin Existing datasets of porosity and permeability analyses from onshore wells indicate that parts of the Sydney Basin have poor reservoir characteristics (

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