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Geofluids
Volume 2017 (2017), Article ID 9839861, 17 pages
https://doi.org/10.1155/2017/9839861
Research Article

Palaeohydrogeology and Transport Parameters Derived from 4He and Cl Profiles in Aquitard Pore Waters in a Large Multilayer Aquifer System, Central Australia

1School of the Environment, Flinders University, Earth Sciences Building, Bedford Park, SA 5042, Australia
2Department of Environment, Water and Natural Resources, Government of South Australia, Adelaide, SA 5000, Australia
3CSIRO Land and Water, Urrbrae, SA 5064, Australia
4Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY 10964, USA
5Barnard College, New York City, NY 10027, USA

Correspondence should be addressed to Stacey C. Priestley; ua.ude.srednilf@yeltseirp.yecats

Received 1 June 2017; Accepted 2 October 2017; Published 20 November 2017

Academic Editor: Douglas K. Solomon

Copyright © 2017 Stacey C. Priestley et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. W. Back, “Role of aquitards in hydrogeochemical systems: a synopsis,” Applied Geochemistry, vol. 1, no. 3, pp. 427–437, 1986. View at Publisher · View at Google Scholar · View at Scopus
  2. J. A. Cherry and B. L. Parker, Role of Aquitards in the Protection of Aquifers from Contamination: A "State of Science" Report, vol. 47, AWWA Research Foundation, Denver, Colorado, Colo, USA, 2004.
  3. J. Park, C. M. Bethke, T. Torgersen, and T. M. Johnson, “Transport modeling applied to the interpretation of groundwater 36Cl age,” Water Resources Research, vol. 38, no. 5, pp. 11–115, 2002. View at Google Scholar · View at Scopus
  4. W. E. Sanford, “Correcting for diffusion in carbon-14 dating of ground water,” Groundwater, vol. 35, no. 2, pp. 357–361, 1997. View at Publisher · View at Google Scholar · View at Scopus
  5. M. J. Hendry, D. K. Solomon, M. Person et al., “Can argillaceous formations isolate nuclear waste? Insights from isotopic, noble gas, and geochemical profiles,” Geofluids, vol. 15, no. 3, pp. 381–386, 2015. View at Publisher · View at Google Scholar · View at Scopus
  6. F. Larroque, O. Cabaret, O. Atteia, A. Dupuy, and M. Franceschi, “Vertical heterogeneities of hydraulic aquitard parameters: preliminary results from laboratory and in situ monitoring,” Hydrological Sciences Journal, vol. 58, no. 4, pp. 912–929, 2013. View at Publisher · View at Google Scholar · View at Scopus
  7. B. D. Smerdon, L. A. Smith, G. A. Harrington, W. P. Gardner, C. D. Piane, and J. Sarout, “Estimating the hydraulic properties of an aquitard from in situ pore pressure measurements,” Hydrogeology Journal, vol. 22, no. 8, pp. 1875–1887, 2014. View at Publisher · View at Google Scholar · View at Scopus
  8. J. Batlle-Aguilar, P. G. Cook, and G. A. Harrington, “Comparison of hydraulic and chemical methods for determining hydraulic conductivity and leakage rates in argillaceous aquitards,” Journal of Hydrology, vol. 532, pp. 102–121, 2016. View at Publisher · View at Google Scholar · View at Scopus
  9. C. E. Neuzil and J. D. Bredehoeft, “Measurement of in-situ hydraulic conductivity in the cretaceous Pierre Shale,” in Proceedings of the 3rd Invitational Well-Testing Symposium: Well Testing in Low Permeability Environments, Berkeley, California, , Calif, USA, 1980.
  10. M. Mazurek, P. Alt-Epping, A. Bath et al., “Natural tracer profiles across argillaceous formations,” Applied Geochemistry, vol. 26, no. 7, pp. 1035–1064, 2011. View at Publisher · View at Google Scholar · View at Scopus
  11. A. L. Herczeg, S. S. Dogramaci, and F. W. J. Leaney, “Origin of dissolved salts in a large, semi-arid groundwater system: murray Basin, Australia,” Marine & Freshwater Research, vol. 52, no. 1, pp. 41–52, 2001. View at Publisher · View at Google Scholar · View at Scopus
  12. R. Kipfer, W. Aeschbach-Hertig, F. Peeters, and M. Stute, “Noble Gases in Lakes and Ground Waters,” Reviews in Mineralogy and Geochemistry, vol. 47, no. 1, pp. 615–700, 2002. View at Publisher · View at Google Scholar
  13. P. Trinchero, A. Delos, J. Molinero, M. Dentz, and P. Pitkänen, “Understanding and modelling dissolved gas transport in the bedrock of three Fennoscandian sites,” Journal of Hydrology, vol. 512, pp. 506–517, 2014. View at Publisher · View at Google Scholar · View at Scopus
  14. D. I. Norman and J. A. Musgrave, “N2-Ar-He compositions in fluid inclusions: indicators of fluid source,” Geochimica et Cosmochimica Acta, vol. 58, no. 3, pp. 1119–1131, 1994. View at Publisher · View at Google Scholar · View at Scopus
  15. K. Osenbrück, J. Lippmann, and C. Sonntag, “Dating very old pore waters in impermeable rocks by noble gas isotopes,” Geochimica et Cosmochimica Acta, vol. 62, no. 18, pp. 3041–3045, 1998. View at Publisher · View at Google Scholar · View at Scopus
  16. S. Ali, M. Stute, T. Torgersen, G. Winckler, and B. M. Kennedy, “Helium measurements of pore fluids obtained from the San Andreas Fault Observatory at Depth (SAFOD, USA) drill cores,” Hydrogeology Journal, vol. 19, no. 1, pp. 237–247, 2011. View at Publisher · View at Google Scholar · View at Scopus
  17. A. P. Rübel, C. Sonntag, J. Lippmann, F. J. Pearson, and A. Gautschi, “Solute transport in formations of very low permeability: Profiles of stable isotope and dissolved noble gas contents of pore water in the Opalinus Clay, Mont Terri, Switzerland,” Geochimica et Cosmochimica Acta, vol. 66, no. 8, pp. 1311–1321, 2002. View at Publisher · View at Google Scholar · View at Scopus
  18. F. Bensenouci, J. L. Michelot, J. M. Matray et al., “A profile of helium-4 concentration in pore-water for assessing the transport phenomena through an argillaceous formation (Tournemire, France),” Physics and Chemistry of the Earth, vol. 36, no. 17-18, pp. 1521–1530, 2011. View at Publisher · View at Google Scholar · View at Scopus
  19. M. Mazurek, P. Alt-Epping, T. Gimmi et al., “Tracer profiles across argillaceous formations: a tool to constrain transport processes,” in Proceedings of the 12th International Symposium on Water-Rock Interaction, WRI-12, pp. 767–771, chn, August 2007. View at Scopus
  20. A. L. Sheldon, D. K. Solomon, R. J. Poreda, and A. Hunt, “Radiogenic helium in shallow groundwater within a clay till, southwestern Ontario,” Water Resources Research, vol. 39, no. 12, pp. HWC11–HWC112, 2003. View at Publisher · View at Google Scholar · View at Scopus
  21. I. D. Clark, T. Al, M. Jensen et al., “Paleozoic-aged brine and authigenic helium preserved in an Ordovician shale aquiclude,” Geology, vol. 41, no. 9, pp. 951–954, 2013. View at Publisher · View at Google Scholar · View at Scopus
  22. T. Torgersen and W. B. Clarke, “Helium accumulation in groundwater, I: An evaluation of sources and the continental flux of crustal 4He in the Great Artesian Basin, Australia,” Geochimica et Cosmochimica Acta, vol. 49, no. 5, pp. 1211–1218, 1985. View at Google Scholar
  23. T. Torgersen and M. Stute, Isotope Methods for Dating Old Groundwater, International Atomic Energy Agency, Vienna, Austria, 2013.
  24. G. A. Harrington, W. P. Gardner, B. D. Smerdon, and M. J. Hendry, “Palaeohydrogeological insights from natural tracer profiles in aquitard porewater, Great Artesian Basin, Australia,” Water Resources Research, vol. 49, no. 7, pp. 4054–4070, 2013. View at Publisher · View at Google Scholar · View at Scopus
  25. D. E. Desaulniers, J. A. Cherry, and P. Fritz, “Origin, age and movement of pore water in argillaceous Quaternary deposits at four sites in southwestern Ontario,” Journal of Hydrology, vol. 50, no. C, pp. 231–257, 1981. View at Publisher · View at Google Scholar · View at Scopus
  26. D. E. Desaulniers and J. A. Cherry, “Origin and movement of groundwater and major ions in a thick deposit of Champlain Sea clay near Montreal,” Canadian Geotechnical Journal, vol. 26, no. 1, pp. 80–89, 1989. View at Publisher · View at Google Scholar · View at Scopus
  27. V. H. Remenda, G. Van Der Kamp, and J. A. Cherry, “Use of vertical profiles of δ18O to constrain estimates of hydraulic conductivity in a thick, unfractured aquitard,” Water Resources Research, vol. 32, no. 10, pp. 2979–2987, 1996. View at Publisher · View at Google Scholar · View at Scopus
  28. M. J. Hendry, S. L. Barbour, J. Zettl, V. Chostner, and L. I. Wassenaar, “Controls on the long-term downward transport of δ2H of water in a regionally extensive, two-layered aquitard system,” Water Resources Research, vol. 47, no. 6, Article ID W06505, 2011. View at Publisher · View at Google Scholar · View at Scopus
  29. M. J. Hendry and L. I. Wassenaar, “Implications of the distribution of σD in pore waters for groundwater flow and the timing of geologic events in a thick aquitard system,” Water Resources Research, vol. 35, no. 6, pp. 1751–1760, 1999. View at Publisher · View at Google Scholar · View at Scopus
  30. M. J. Hendry, S. L. Barbour, K. Novakowski, and L. I. Wassenaar, “Paleohydrogeology of the Cretaceous sediments of the Williston Basin using stable isotopes of water,” Water Resources Research, vol. 49, no. 8, pp. 4580–4592, 2013. View at Publisher · View at Google Scholar · View at Scopus
  31. M. J. Hendry, C. J. Kelln, L. I. Wassenaar, and J. Shaw, “Characterizing the hydrogeology of a complex clay-rich aquitard system using detailed vertical profiles of the stable isotopes of water,” Journal of Hydrology, vol. 293, no. 1-4, pp. 47–56, 2004. View at Publisher · View at Google Scholar · View at Scopus
  32. M. J. Hendry and L. I. Wassenaar, “Controls on the distribution of major ions in pore waters of a thick surficial aquitard,” Water Resources Research, vol. 36, no. 2, pp. 503–513, 2000. View at Publisher · View at Google Scholar · View at Scopus
  33. T. A. Al, I. D. Clark, L. Kennell, M. Jensen, and K. G. Raven, “Geochemical evolution and residence time of porewater in low-permeability rocks of the Michigan Basin, Southwest Ontario,” Chemical Geology, vol. 404, pp. 1–17, 2015. View at Publisher · View at Google Scholar · View at Scopus
  34. L. F. Konikow and J. R. Arévalo, “Advection and diffusion in a variable‐salinity confining layer,” Water Resources Research, vol. 29, no. 8, pp. 2747–2761, 1993. View at Publisher · View at Google Scholar · View at Scopus
  35. M. Mazurek, P. Alt-Epping, A. Bath, T. Gimmi, and H. N. Waber, Natural Tracer Profiles Across Argillaceous Formations: The CLAYTRAC Project, OECD Publishing, Paris, France, 2009.
  36. T. Gimmi, H. N. Waber, A. Gautschi, and A. Rübel, “Stable water isotopes in pore water of Jurassic argillaceous rocks as tracers for solute transport over large spatial and temporal scales,” Water Resources Research, vol. 43, no. 4, Article ID W04410, 2007. View at Publisher · View at Google Scholar · View at Scopus
  37. M. Koroleva, P. Alt-Epping, and M. Mazurek, “Large-scale tracer profiles in a deep claystone formation (Opalinus Clay at Mont Russelin, Switzerland): Implications for solute transport processes and transport properties of the rock,” Chemical Geology, vol. 280, no. 3-4, pp. 284–296, 2011. View at Publisher · View at Google Scholar · View at Scopus
  38. D. Patriarche, E. Ledoux, J.-L. Michelot, R. Simon-Coinçon, and S. Savoye, “Diffusion as the main process for mass transport in very low water content argillites: 2. Fluid flow and mass transport modeling,” Water Resources Research, vol. 40, no. 1, pp. W015171–W0151715, 2004. View at Google Scholar · View at Scopus
  39. D. Patriarche, J.-L. Michelot, E. Ledoux, and S. Savoye, “Diffusion as the main process for mass transport in very low water content argillites: 1. Chloride as a natural tracer for mass transport - Diffusion coefficient and concentration measurements in interstitial water,” Water Resources Research, vol. 40, no. 1, pp. W015161–W0151619, 2004. View at Google Scholar · View at Scopus
  40. W. E. Falck, A. H. Bath, and P. J. Hooker, “in Zeitschrift Der DeutschenGeologischenGesellschaft,” in Zeitschrift Der DeutschenGeologischenGesellschaft, vol. 141, pp. 415–426, 1990. View at Google Scholar
  41. F. Bensenouci, J. L. Michelot, J. M. Matray, S. Savoye, J. Tremosa, and S. Gaboreau, “Profiles of chloride and stable isotopes in pore-water obtained from a 2000m-deep borehole through the Mesozoic sedimentary series in the eastern Paris Basin,” Physics and Chemistry of the Earth, vol. 65, pp. 1–10, 2013. View at Publisher · View at Google Scholar · View at Scopus
  42. S. Savoye, J.-L. Michelot, F. Bensenouci, J.-M. Matray, and J. Cabrera, “Transfers through argillaceous rocks over large space and time scales: Insights given by water stable isotopes,” Physics and Chemistry of the Earth, vol. 33, no. 1, pp. S67–S74, 2008. View at Publisher · View at Google Scholar · View at Scopus
  43. G. A. Harrington, A. J. Love, and A. L. Herczeg, “Relative importance of physical and geochemical processes affecting solute distributions in a clay aquitard,” in Water-Rock Interaction, R. Cidu, Ed., pp. 177–180, A. A. Balkema Publishers, Leiden, Netherland, 2001. View at Google Scholar
  44. A. J. Love, A. L. Herczeg, and G. Walker, “Transport of water and solutes across a regional aquitard inferred from deuterium and chloride profiles Otway Basin, Australia,” in Proceedings of the in Isotopes in Water Resources Management Symposium, 1996.
  45. A. L. Herczeg and F. W. Leaney, “Review: Environmental tracers in arid-zone hydrology,” Hydrogeology Journal, vol. 19, no. 1, pp. 17–29, 2011. View at Publisher · View at Google Scholar · View at Scopus
  46. W. P. Gardner, G. A. Harrington, and B. D. Smerdon, “Using excess 4He to quantify variability in aquitard leakage,” Journal of Hydrology, vol. 468-469, pp. 63–75, 2012. View at Publisher · View at Google Scholar · View at Scopus
  47. T. Hasegawa, K. Nakata, Y. Mahara, M. A. Habermehl, T. Oyama, and T. Higashihara, “Characterization of a diffusion-dominant system using chloride and chlorine isotopes (36Cl, 37Cl) for the confining layer of the Great Artesian Basin, Australia,” Geochimica et Cosmochimica Acta, vol. 192, pp. 279–294, 2016. View at Publisher · View at Google Scholar · View at Scopus
  48. B. F. Jones, J. S. Hanor, and W. R. Evans, “Sources of dissolved salts in the central Murray Basin, Australia,” Chemical Geology, vol. 111, no. 1-4, pp. 135–154, 1994. View at Publisher · View at Google Scholar · View at Scopus
  49. S. C. Priestley, D. L. Wohling, M. N. Keppel et al., “Detecting inter-aquifer leakage in areas with limited data using hydraulics and multiple environmental tracers, including 4He, 36Cl/Cl, 14C and 87Sr/86Sr,” Hydrogeology Journal, pp. 1–17, 2017. View at Google Scholar
  50. M. J. Hendry, E. Schmeling, L. I. Wassenaar, S. L. Barbour, and D. Pratt, “Determining the stable isotope composition of pore water from saturated and unsaturated zone core: Improvements to the direct vapour equilibration laser spectrometry method,” Hydrology and Earth System Sciences, vol. 19, no. 11, pp. 4427–4440, 2015. View at Publisher · View at Google Scholar · View at Scopus
  51. C. Zheng and P. P. Wang, MT3DMS: A Modular Three-Dimensional Multispecies Transport Model for Simulation of Advection, Dispersion, and Chemical Reactions of Contaminants in Groundwater Systems; Documentation and User’s Guide, Strategic Environmental Research and Development Program, U.S. Army Corps of Engineers, Washington, Wash, USA, 1999.
  52. D. K. Solomon, A. Hunt, and R. J. Poreda, “Source of radiogenic helium 4 in shallow aquifers: implications for dating young groundwater,” Water Resources Research, vol. 32, no. 6, pp. 1805–1813, 1996. View at Publisher · View at Google Scholar · View at Scopus
  53. T. Kleinig, S. C. Priestley, D. Wohling, and N. I. Robinson, Arckaringa Basin aquifer connectivity, Government of South Australia, through Department of Environment, Water and Natural Resources, Adelaide, Australia, 2015.
  54. D. Wohling, M. Keppel, S. Fulton, A. Costar, L. Sampson, and V. Berens, Australian Initiative on Coal Seam Gas and Large Coal Mining - Arckaringa Basin and Pedirka Basin Groundwater Assessment Projects, Government of South Australia, through Department of Environment, Water and Natural Resources, Adelaide, 2013.
  55. G. J. Ambrose and R. B. Flint, Billa Kalina, South Australia, Explanatory Notes. 1:250 000 geological series, geological sheet SH 53-7, Geological Survey of South Australia, 1980.
  56. K. Gallagher and K. Lambeck, “Subsidence, sedimentation and sea-level changes in the Eromanga Basin, Australia,” Basin Research, vol. 2, no. 2, pp. 115–131, 1989. View at Publisher · View at Google Scholar · View at Scopus
  57. B. R. Senior, A. Mond, and P. L. Harrison, Geology of the Eromanga Basin, Bureau of Mineral Resources, Geology and Geophysics, Canberra, Australia, 1978.
  58. D. Toupin, P. J. Eadington, M. Person, P. Morin, J. Wieck, and D. Warner, “Petroleum hydrogeology of the Cooper and Eromanga basins, Australia: some insights from mathematical modeling and fluid inclusion data,” AAPG Bulletin, vol. 81, no. 4, pp. 577–603, 1997. View at Google Scholar · View at Scopus
  59. A. J. A. J. Love, D. Wohling, S. Fulton, P. Rousseau-Gueutin, and S. D. Ritter, Allocating Water and Maintaining Springs in the Great Artesian Basin, Volume II: Groundwater Recharge, Hydrodynamics and Hydrochemistry of the Western Great Artesian Basin, National Water Commission, Canberra, Australia, 2013.
  60. H. Wopfner and C. R. Twidale, New Zealand Geographer, J. N. Jennings and J. A. Mabbutt, Eds., vol. 23 of chapter 7, Landform studies from Australia and New Guinea, 1967.
  61. R. J. Allan, Natural History of the North East Deserts, M. J. Tyler, C. R. Twidale, M. Davies, and C. B. Wells, Eds., chapter 9, Royal Society of South Australia Inc., Adelaide, Australia, 1990.
  62. P. B. McMahon, “Aquifer/aquitard interfaces: Mixing zones that enhance biogeochemical reactions,” Hydrogeology Journal, vol. 9, no. 1, pp. 34–43, 2001. View at Publisher · View at Google Scholar · View at Scopus
  63. M. Keppel, B. Jensen-Schmidt, D. Wohling, and L. Sampson, A hydrogeological characterisation of the Arckaringa Basin, Government of South Australia, through Department of Environment, Water and Natural Resources, Adelaide, Australia, 2015.
  64. SKM, Prominent Hill Mine Groundwater Model Update (PH5), Prepared for OZ Minerals, Project Number VE23146.600, 2010.
  65. L. I. Wassenaar, M. J. Hendry, V. L. Chostner, and G. P. Lis, “High resolution pore water δ2H and δ18O measurements by H2O(liquid)-H2O (vapor) equilibration laser spectroscopy,” Environmental Science & Technology, vol. 42, no. 24, pp. 9262–9267, 2008. View at Publisher · View at Google Scholar · View at Scopus
  66. U. Beyerle, W. Aeschbach-Hertig, D. M. Imboden, H. Baur, T. Graf, and R. Kipfer, “A mass, spectrometric system for the analysis of noble gases and tritium from water samples,” Environmental Science & Technology, vol. 34, no. 10, pp. 2042–2050, 2000. View at Publisher · View at Google Scholar · View at Scopus
  67. R. F. Weiss, “Piggyback sampler for dissolved gas studies on sealed water samples,” Deep-Sea Research and Oceanographic Abstracts, vol. 15, no. 6, pp. 695–699, 1968. View at Publisher · View at Google Scholar · View at Scopus
  68. APHA, Standard Methods for the Examination of Water and Waste Water, vol. 56, American Public Health Association, Washington, Wash, USA, 20th edition, 1998.
  69. E. Sacchi, J.-L. Michelot, H. Pitsch, P. Lalieux, and J.-F. Aranyossy, “Extraction of water and solutes from argillaceous rocks for geochemical characterisation: methods, processes, and current understanding,” Hydrogeology Journal, vol. 9, no. 1, pp. 17–33, 2001. View at Publisher · View at Google Scholar · View at Scopus
  70. S. T. Horseman, J. J. W. Higgo, J. Alexander, and J. F. Harrington, “Water, gas and solute movement through argillaceous media, Nuclear Energy Agency REP,” Water, gas and solute movement through argillaceous media, Nuclear Energy Agency REP, 1996. View at Google Scholar
  71. F. J. Pearson, “What is the porosity of a mudrock?” Geological Society, London, Special Publications, vol. 158, pp. 9–21, 1999. View at Publisher · View at Google Scholar · View at Scopus
  72. H. N. Waber and J. A. T. Smellie, “Characterisation of pore water in crystalline rocks,” Applied Geochemistry, vol. 23, no. 7, pp. 1834–1861, 2008. View at Publisher · View at Google Scholar · View at Scopus
  73. L. R. Van Loon, M. A. Glaus, and W. Müller, “Anion exclusion effects in compacted bentonites: towards a better understanding of anion diffusion,” Applied Geochemistry, vol. 22, no. 11, pp. 2536–2552, 2007. View at Publisher · View at Google Scholar · View at Scopus
  74. M. J. Hendry and G. A. Harrington, “Comparing vertical profiles of natural tracers in the Williston Basin to estimate the onset of deep aquifer activation,” Water Resources Research, vol. 50, no. 8, pp. 6496–6506, 2014. View at Google Scholar
  75. Standards Australia, Method of testing soils for engineering purposes, AS 1289.0—2000, Council of Standards Australia, New South Wales, 2000.
  76. Standards Australia, Method of testing soils for engineering purposes, AS 1289.0—1999, Council of Standards Australia, New South Wales, 1999.
  77. M. Stute, M. Forster, H. Frischkorn et al., “Cooling of tropical Brazil (5°C) during the last glacial maximum,” Science, vol. 269, no. 5222, pp. 379–383, 1995. View at Publisher · View at Google Scholar · View at Scopus
  78. C. J. Ballentine, R. Burgess, and B. Marty, Noble Gases in Geochemistry and Cosmochemistry, D. Porcelli, C. J. Ballentine, and R. Wieler, Eds., vol. 47, 2002.
  79. P. Grathwohl, Diffusion in natural porous media: contaminant transport, sorption/desorption and dissolution kinetics, Springer Science+Business Media, LLC, New York, NY, USA, 1958.
  80. P. G. Cook and A. L. Herczeg, Eds., Environmental Tracers in Subsurface Hydrology, Springer Science+Business Media, New York, NY, USA, 2000.
  81. B. Jähne, G. Heinz, and W. Dietrich, “Measurement of the diffusion coefficients of sparingly soluble gases in water,” Journal of Geophysical Research: Oceans, vol. 92, no. 10, pp. 10767–10776, 1987. View at Publisher · View at Google Scholar · View at Scopus
  82. L. Yuan-Hui and S. Gregory, “Diffusion of ions in sea water and in deep-sea sediments,” Geochimica et Cosmochimica Acta, vol. 38, no. 5, pp. 703–714, 1974. View at Publisher · View at Google Scholar · View at Scopus
  83. T. Torgersen, “Controls on pore-fluid concentration of 4He and 222Rn and the calculation of 4He/222Rn ages,” Journal of Geochemical Exploration, vol. 13, no. 1, pp. 57–75, 1980. View at Publisher · View at Google Scholar · View at Scopus
  84. M. Huysmans and A. Dassargues, “Review of the use of Péclet numbers to determine the relative importance of advection and diffusion in low permeability environments,” Hydrogeology Journal, vol. 13, no. 5-6, pp. 895–904, 2005. View at Publisher · View at Google Scholar · View at Scopus
  85. X. Zhao, T. L. B. Fritzel, H. A. M. Quinodoz, C. M. Bethke, and T. Torgersen, “Controls on the distribution and isotopic composition of helium in deep ground-water flows,” Geology, vol. 26, no. 4, pp. 291–294, 1998. View at Publisher · View at Google Scholar · View at Scopus
  86. B. Barnett, L. R. Townley, V. Post et al., Australian groundwater modelling guidelines, Waterlines report National Water Commission, Canberra, Australia, 2012.
  87. C. M. Bethke, X. Zhao, and T. Torgersen, “Groundwater flow and the 4He distribution in the Great Artesian Basin of Australia,” Journal of Geophysical Research: Solid Earth, vol. 104, no. 6, Article ID 1999JB900085, pp. 12999–13011, 1999. View at Publisher · View at Google Scholar · View at Scopus
  88. U. Beyerle, W. Aeschbach-Hertig, R. Kipfer et al., “Noble gas data from the Great Artesian Basin provide a temperature record of Australia on time scales of 105 years,” in Proceedings of the International Symposium on Isotope Techniques in Water Resources Development and Management, vol. 43, pp. 19–24, 1999.
  89. B. E. Lehmann, A. Love, R. Purtschert et al., “A comparison of groundwater dating with 81Kr, 36Cl and 4He in four wells of the Great Artesian Basin, Australia,” Earth and Planetary Science Letters, vol. 211, no. 3-4, pp. 237–250, 2003. View at Publisher · View at Google Scholar · View at Scopus
  90. Y. Mahara, M. A. Habermehl, T. Hasegawa et al., “Groundwater dating by estimation of groundwater flow velocity and dissolved 4He accumulation rate calibrated by 36Cl in the Great Artesian Basin, Australia,” Earth and Planetary Science Letters, vol. 287, no. 1-2, pp. 43–56, 2009. View at Publisher · View at Google Scholar · View at Scopus
  91. G. R. Walker and P. G. Cook, “The importance of considering diffusion when using carbon-14 to estimate groundwater recharge to an unconfined aquifer,” Journal of Hydrology, vol. 128, no. 1-4, pp. 41–48, 1991. View at Publisher · View at Google Scholar · View at Scopus
  92. M. J. Currell, P. Dahlhaus, and H. Ii, “Stable isotopes as indicators of water and salinity sources in a southeast Australian coastal wetland: identifying relict marine water, and implications for future change,” Hydrogeology Journal, vol. 23, no. 2, pp. 235–248, 2015. View at Publisher · View at Google Scholar · View at Scopus
  93. G. B. Allison and M. W. Hughes, “The use of natural tracers as indicators of soil-water movement in a temperate semi-arid region,” Journal of Hydrology, vol. 60, no. 1-4, pp. 157–173, 1983. View at Publisher · View at Google Scholar · View at Scopus
  94. B. Petrides, I. Cartwright, and T. R. Weaver, “The evolution of groundwater in the Tyrrell catchment, south-central Murray Basin, Victoria, Australia,” Hydrogeology Journal, vol. 14, no. 8, pp. 1522–1543, 2006. View at Publisher · View at Google Scholar · View at Scopus
  95. T. J. Cohen, G. C. Nanson, J. D. Jansen et al., “Continental aridification and the vanishing of Australia's megalakes,” Geology, vol. 39, no. 2, pp. 167–170, 2011. View at Publisher · View at Google Scholar · View at Scopus
  96. P. P. Hesse, J. W. Magee, and S. van der Kaars, “Late Quaternary climates of the Australian arid zone: A review,” Quaternary International, vol. 118-119, pp. 87–102, 2004. View at Publisher · View at Google Scholar · View at Scopus
  97. J. W. Magee, G. H. Miller, N. A. Spooner, and D. Questiaux, “Continuous 150 k.y. monsoon record from Lake Eyre, Australia: insolation-forcing implications and unexpected Holocene failure,” Geology, vol. 32, no. 10, pp. 885–888, 2004. View at Publisher · View at Google Scholar · View at Scopus
  98. R. Joel Shaw and M. Jim Hendry, “Hydrogeology of a thick clay till and Cretaceous clay sequence, Saskatchewan, Canada,” Canadian Geotechnical Journal, vol. 35, no. 6, pp. 1041–1052, 1998. View at Publisher · View at Google Scholar · View at Scopus