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Assessment of the Jabiluka Project : report of the Supervising Scientist to the World Heritage Committee



Assessment of the Jabiluka Project : report of the Supervising Scientist to the World Heritage Committee


Johnston, A.; Prendergast, J. B.; Bridgewater, Peter


E-Publications; E-Books; PublicationNT; Supervising Scientist Report; 138




Alligator Rivers Region

Table of contents

Main report--Appendix 2 of the Main Report. Submission to the Mission of the World Heritage Committee by some Australian Scientists ... --Attachment A. Johnston A. and Needham S. 1999. Protection of the environment near the Ranger uranium mine--Attachment B. Bureau of Meteorology 1999. Hydrometeorological analysis relevant to Jabiluka--Attachment C. Jones, R.N., Hennessy, K.J. and Abbs, D.J. 1999. Climate change analysis relevant to Jabiluka--Attachment D. Chiew, F and Wang, Q.J. 1999. Hydrological anaysis relevant to surface water storage at Jabiluka--Attachment E. Kalf, F. and Dudgeon, C. 1999. Analysis of long term groundwater dispersal of contaminants from proposed Jabiluka mine tailings repositories--Appendix 2 of Attachment E. Simulation of leaching on non-reactive and radionuclide contaminants from proposed Jabiluka silo banks.




Uranium mill tailings - Environmental aspects - Northern Territory - Alligator Rivers Region; Environmental impact analysis - Northern Territory - Jabiluka; Uranium mines and mining - Environmental aspects - Northern Territory - Jabiluka; Jabiluka - Environmental aspects

Publisher name

Environment Australia

Place of publication

Canberra (A.C.T.)


Supervising Scientist Report; 138


1 volume (various pagings) : illustrations, maps

File type






Copyright owner

Environment Australia



Parent handle


Citation address


Related items

https://hdl.handle.net/10070/462403; https://hdl.handle.net/10070/462400; https://hdl.handle.net/10070/462405; https://hdl.handle.net/10070/462406; https://hdl.handle.net/10070/462408; https://hdl.handle.net/10070/462409; https://hdl.handle.net/10070/462411

Page content

ii 5.2.2 Water balance modelling 46 5.2.3 Estimation of required storage capacity under current climatic conditions 48 5.2.4 Sensitivity analysis 50 5.2.5 Use of pond evaporation rather than evaporation in the ventilation system 52 5.2.6 Effect of climate change on the required water storage capacity 54 5.3 Risk assessment for the ERA proposal 55 5.3.1 Water quality of runoff from the ore stockpile 56 5.3.2 Radiation exposure of members of the public 57 5.3.3 Impact on aquatic ecosystems 59 5.3.4 Risks associated with dam failure 64 5.3.5 Contingency measures 68 5.6 Summary of findings on the storage of uranium on the surface 69 6 Long-term storage of mine tailings 74 6.1 Introduction 74 6.2 Erosion of tailings in the long-term 74 6.3 Leaching of contaminants from tailings 75 6.3.1 Hydrogeological description of the area 75 6.3.2 Description of the solute transport modelling 80 6.3.3 Properties and constituents of tailings 81 6.3.4 Predicted downstream concentrations of tailings derived solutes 83 6.4 Risk assessment on the long-term storage of tailings 86 6.5 Summary of findings on long-term storage of tailings 86 7 General environmental protection issues 90 7.1 Protection of the environment in the Alligator Rivers Region 90 7.2 The Ranger and the Jabiluka milling alternatives 91 7.3 Location and extent of the Jabiluka ore body 92 7.4 Landscape-wide analyses 93 7.5 Acid sulphate soils 93 7.6 Rehabilitation of the Jabiluka lease area 94 7.7 Transport of uranium from the Jabiluka mine 95 7.8 Summary of findings on general environmental protection issues 96 8 Conclusions 98 References 99 Attachments to this report 104 Appendix 1 105 World Heritage Committee Twenty-second session Kyoto, Japan 30 November 5 December 1998 Decision on Kakadu National Park 105