By Emeritus Professor Ian Acworth

Journal articles

Acworth I; Bernardi T; Andersen MS; Rau GC, 2024, 'Hydrological complexity and climate implications in Australia's arid zone: A decade of high-resolution rainfall observations', Journal of Hydrology: Regional Studies, 51, http://dx.doi.org/10.1016/j.ejrh.2023.101643

Acworth RI; Rau GC; Cuthbert MO; Leggett K; Andersen MS, 2021, 'Runoff and focused groundwater-recharge response to flooding rains in the arid zone of Australia', Hydrogeology Journal, 29, pp. 737 - 764, http://dx.doi.org/10.1007/s10040-020-02284-x

Rau GC; Cuthbert MO; Acworth RI; Blum P, 2020, 'Technical note: Disentangling the groundwater response to Earth and atmospheric tides to improve subsurface characterisation', Hydrology and Earth System Sciences, 24, pp. 6033 - 6046, http://dx.doi.org/10.5194/hess-24-6033-2020

Rau GC; Cuthbert MO; Post VEA; Schweizer D; Acworth RI; Andersen MS; Blum P; Carrara E; Rasmussen TC; Ge S, 2020, 'Future-proofing hydrogeology by revising groundwater monitoring practice', Hydrogeology Journal, 28, pp. 2963 - 2969, http://dx.doi.org/10.1007/s10040-020-02242-7

Acworth RI; Andersen MS; Dasey GR, 2020, 'An investigation of the spatial and temporal variability of the saline interface in a sandy aquifer subject to storm wave runup and rainfall recharge', Hydrogeology Journal, 28, pp. 1695 - 1719, http://dx.doi.org/10.1007/s10040-020-02155-5

Rau GC; Acworth I; Halloran LJS; Timms W; Cuthbert M, 2018, 'Quantifying compressible groundwater storage by combining cross‐hole seismic surveys and head response to atmospheric tides', Journal of Geophysical Research, 123, pp. 1910 - 1930, http://dx.doi.org/10.1029/2018JF004660

Timms WA; Acworth RI; Crane RA; Arns CH; Arns JY; Mcgeeney DE; Rau GC; Cuthbert MO, 2018, 'The Influence of Syndepositional Macropores on the Hydraulic Integrity of Thick Alluvial Clay Aquitards', Water Resources Research, 54, pp. 3122 - 3138, http://dx.doi.org/10.1029/2017WR021681

Rau GC; Halloran ; Cuthbert M; Andersen M; Acworth ; Tellam JH, 2017, 'Characterising the dynamics of surface water-groundwater interactions in intermittent and ephemeral streams using streambed thermal signatures', Advances in Water Resources, 107, pp. 354 - 369, http://dx.doi.org/10.1016/j.advwatres.2017.07.005

Acworth RI; Rau GC; Halloran LJS; Timms WA, 2017, 'Vertical groundwater storage properties and changes in confinement determined using hydraulic head response to atmospheric tides', Water Resources Research, http://dx.doi.org/10.1002/2016WR020311

Acworth I; Halloran LJS; Rau GC; Cuthbert MO; Bernardi TL, 2016, 'An objective frequency-domain method for quantifying confined aquifer compressible storage using Earth and atmospheric tides', Geophysical Research Letters, 43, pp. 11 - 678, http://dx.doi.org/10.1002/2016GL071328

Roshan H; Andersen MS; Rutlidge H; Marjo CE; Acworth RI, 2016, 'Investigation of the kinetics of water uptake into partially saturated shales', Water Resources Research, 52, pp. 2420 - 2438, http://dx.doi.org/10.1002/2015WR017786

Halloran LJS; Roshan H; Rau GC; Andersen MS; Acworth RI, 2016, 'Improved spatial delineation of streambed properties and water fluxes using distributed temperature sensing', Hydrological Processes, 30, pp. 2686 - 2702, http://dx.doi.org/10.1002/hyp.10806

Timms W; Crane R; Anderson DJ; Bouzalakos S; Whelan M; McGeeney D; Rahman P; Acworth I, 2016, 'Accelerated gravity testing of aquitard core permeability and implications at formation and regional scale', Hydrology and Earth System Sciences, 20, pp. 39 - 54, http://dx.doi.org/10.5194/hess-20-39-2016

Acworth I; Rau GC; Cuthbert MO; Jensen E; Leggett K, 2016, 'Long-term spatio-temporal precipitation variability in arid zone Australia and implications for groundwater recharge', Hydrogeology Journal, http://dx.doi.org/10.1007/s10040-015-1358-7

Cuthbert MO; Acworth RI; Andersen MS; Larsen J; McCallum AM; Rau GC; Tellam JH, 2016, 'Understanding and quantifying focused, indirect groundwater recharge from ephemeral streams using water table fluctuations', Water Resources Research, http://dx.doi.org/10.1002/2015WR017503

Roshan H; Ehsani S; Marjo CE; Andersen MS; Acworth RI, 2015, 'Mechanisms of water adsorption into partially saturated fractured shales: An experimental study', Fuel, 159, pp. 628 - 637, http://dx.doi.org/10.1016/j.fuel.2015.07.015

Acworth RI; Timms W; Kelly BFJ; McGeeney DE; Ralph TJ; Larkin ZT; Rau GC, 2015, 'Late Cenozoic paleovalley fill sequence from the Southern Liverpool Plains, New South Wales - implications for groundwater resource evaluation', Australian Journal of Earth Sciences, 62, pp. 657 - 680, http://dx.doi.org/10.1080/08120099.2015.1086815

Graham PW; Baker A; Andersen MS; Acworth I, 2015, 'Field Measurement of Fluorescent Dissolved Organic Material as a Means of Early Detection of Leachate Plumes', Water, Air, and Soil Pollution, 226, http://dx.doi.org/10.1007/s11270-015-2475-6

Rau GC; Cuthbert MO; Andersen MS; Baker A; Rutlidge H; Markowska M; Roshan H; Marjo C; Graham P; Acworth RI, 2015, 'Controls on cave drip water temperature and implications for speleothem-based paleoclimate reconstructions', Quaternary Science Reviews, 127, pp. 19 - 36, http://dx.doi.org/10.1016/j.quascirev.2015.03.026

Graham PW; Andersen MS; McCabe MF; Ajami H; Baker A; Acworth I, 2015, 'To what extent do long-duration high-volume dam releases influence river–aquifer interactions? A case study in New South Wales, Australia', Hydrogeology Journal, 23, pp. 319 - 334, http://dx.doi.org/10.1007/s10040-014-1212-3

Roshan H; Andersen MS; Acworth RI, 2015, 'Effect of solid-fluid thermal expansion on thermo-osmotic tests: An experimental and analytical study', Journal of Petroleum Science and Engineering, 126, pp. 222 - 230, http://dx.doi.org/10.1016/j.petrol.2014.12.005

Acworth RI; Rau GC; McCallum AM; Andersen MS; Cuthbert MO, 2014, 'Understanding connected surface-water/groundwater systems using Fourier analysis of daily and sub-daily head fluctuations', Hydrogeology Journal, http://dx.doi.org/10.1007/s10040-014-1182-5

Cuthbert MO; Rau GC; Andersen MS; Roshan H; Rutlidge H; Marjo C; Markowska M; Jex C; Graham P; Mariethoz G; Acworth RI; Baker AB, 2014, 'Evaporative cooling of speleothem drip water', Scientific Reports, 4, pp. 1 - 7, http://dx.doi.org/10.1038/srep05162

Cuthbert MO; Baker A; Jex CN; Graham PW; Treble PC; Andersen MS; Ian Acworth R; Acworth I, 2014, 'Drip water isotopes in semi-arid karst: Implications for speleothem paleoclimatology', Earth and Planetary Science Letters, 395, pp. 194 - 204, http://dx.doi.org/10.1016/j.epsl.2014.03.034

McCallum A; Andersen M; Rau GC; Larsen J; Acworth I, 2014, 'River-aquifer interactions in a semi-arid environment investigated using point and reach measurements', Water Resources Research, 50, pp. 2815 - 2829, http://dx.doi.org/10.1002/2012WR012922

Rau GC; Andersen MS; McCallum AM; Roshan H; Acworth RI, 2014, 'Heat as a tracer to quantify water flow in near-surface sediments', Earth-Science Reviews, 129, pp. 40 - 58, http://dx.doi.org/10.1016/j.earscirev.2013.10.015

Mccallum AM; Andersen MS; Acworth RI, 2014, 'A New Method for Estimating Recharge to Unconfined Aquifers Using Differential River Gauging', Groundwater, 52, pp. 291 - 297, http://dx.doi.org/10.1111/gwat.12046

Kelly BFJ; Timms W; Ralph TJ; Giambastiani BMS; Comunian A; McCallum AM; Andersen MS; Blakers RS; Acworth RI; Baker A, 2014, 'A reassessment of the Lower Namoi Catchment aquifer architecture and hydraulic connectivity with reference to climate drivers', Australian Journal of Earth Sciences, 61, pp. 501 - 511, http://dx.doi.org/10.1080/08120099.2014.900647

Roshan H; Cuthbert MO; Andersen MS; Acworth RI, 2014, 'Local thermal non-equilibrium in sediments: Implications for temperature dynamics and the use of heat as a tracer', Advances in Water Resources, 73, pp. 176 - 184, http://dx.doi.org/10.1016/j.advwatres.2014.08.002

Timms WA; Crane R; Anderson DJ; Bouzalakos S; Whelan M; McGeeney D; Rahman PF; Guinea A; Acworth RI, 2014, 'Vertical hydraulic conductivity of a clayey-silt aquitard: accelerated fluid flow in a centrifuge permeameter compared with in situ conditions', Hydrology and Earth System Sciences Discussion, 11, pp. 3155 - 3212, http://dx.doi.org/10.5194/hessd-11-3155-2014

Kelly BFJ; Timms WA; Andersen MS; McCallum AM; Blakers RS; Smith R; Rau GC; Badenhop A; Ludowici K; Acworth RI, 2013, 'Aquifer heterogeneity and response time: the challenge for groundwater management', Crop & Pasture Science, http://dx.doi.org/10.1071/CP13084

Mccallum AM; Andersen MS; Acworth RI, 2013, 'A New Method for Estimating Recharge to Unconfined Aquifers Using Differential River Gauging', Ground Water, http://dx.doi.org/10.1111/gwat.12046

Greve AK; Roshan H; Kelly BFJ; Acworth RI, 2013, 'Electrical conductivity of partially saturated porous media containing clay: An improved formulation', Journal of Geophysical Research B: Solid Earth, 118, pp. 3297 - 3303, http://dx.doi.org/10.1002/jgrb.50270

McCallum A; Andersen MS; Giambastiani B; Kelly BFJ; Acworth RI, 2013, 'River–aquifer interactions in a semi-arid environment stressed by groundwater abstraction', Hydrological Processes, Online Version, http://dx.doi.org/10.1002/hyp.9229

McCallum A; Andersen MS; Rau GC; Acworth RI, 2012, 'A 1D analytical method for estimating surface water groundwater interactions and effective thermal diffusivity using temperature time series', Water Resources Research, 48, pp. 8pp, http://dx.doi.org/10.1029/2012WR012007

Rau GC; Andersen MS; Acworth RI, 2012, 'Experimental investigation of the thermal dispersivity term and its significance in the heat transport equation for flow in sediments', Water Resources Research, 48, http://dx.doi.org/10.1029/2011WR011038

Rau GC; Andersen MS; Acworth RI, 2012, 'Experimental investigation of the thermal time-series method for surface water-groundwater interactions', Water Resources Research, 48, pp. W03530, http://dx.doi.org/10.1029/2011WR011560

Greve AK; Andersen MS; Acworth RI, 2012, 'Monitoring the transition from preferential to matrix flow in cracking clay soil through changes in electrical anisotropy', Geoderma, 179-180, pp. 46 - 52, http://dx.doi.org/10.1016/j.geoderma.2012.02.003

Jex CN; Mariethoz G; Baker A; Graham P; Andersen MS; Acworth RI; Edwards N; Azcurra C, 2012, 'Spatially dense drip hydrological monitoring and infiltration behaviour at the Wellington Caves, South East Australia', International Journal of Speleology, 41, pp. 285 - 298

GIAMBASTIANI B; McCallum A; Andersen MS; Kelly BFJ; Acworth RI, 2012, 'Understanding groundwater processes by representing aquifer heterogeneity in the Maules Creek Catchment, Namoi Valley (New South Wales, Australia).', Hydrogeology Journal, 20, pp. 1027 - 1044, http://dx.doi.org/10.1007/s10040-012-0866-y

Roshan H; Rau GC; Andersen MS; Acworth RI, 2012, 'Use of heat as tracer to quantify vertical streambed flow in a two-dimensional flow field', Water Resources Research, 48, pp. 16pp, http://dx.doi.org/10.1029/2012WR011918

Greve AK; Acworth RI; Kelly BFJ, 2011, '3D cross-hole resistivity tomography to monitor water percolation during irrigation on cracking soil', Soil Research, 49, pp. 661 - 669, http://dx.doi.org/10.1071/SR11270

Kelly BFJ; Acworth RI; Greve AK, 2011, 'Better placement of soil moisture point measurements guided by 2D resistivity tomography for improved irrigation scheduling', Australian Journal of Soil Research, 49, pp. 504 - 512, http://dx.doi.org/10.1071/SR11145

Rau G; Andersen MS; McCallum A; Acworth RI, 2010, 'Analytical methods that use natural heat as a tracer to quantify surface water groundwater exchange, evaluated using field temperature records', Hydrogeology Journal, 18, pp. 1093 - 1110, http://dx.doi.org/10.1007/s10040-010-0586-0

Greve AK; Acworth RI; Kelly BFJ, 2010, 'Detection of subsurface soil cracks by vertical anisotropy profiles of apparent electrical resistivity', Geophysics, 75, pp. WA85 - WA93, http://dx.doi.org/10.1190/1.3474590

Greve AK; Andersen MS; Acworth RI, 2010, 'Investigations of soil cracking and preferential flow in a weighing lysimeter filled with cracking Clay soil', Journal of Hydrology, 393, pp. 105 - 113, http://dx.doi.org/10.1016/j.jhydrol.2010.03.007

Acworth RI; Timms WA, 2009, 'Evidence for connected water processes through smectite-dominated clays at Breeza, New South Wales', Australian Journal of Earth Sciences, 56, pp. 81 - 96

Andersen MS; Acworth RI, 2009, 'Stream-aquifer interactions in the Maules Creek catchment, Namoi Valley, New South Wales, Australia', Hydrogeology Journal, 17, pp. 2005 - 2021, http://dx.doi.org/10.1007/s10040-009-0500-9

Acworth RI, 2009, 'Surface water and groundwater: understanding the importance of their connections INTRODUCTION', Australian Journal of Earth Sciences, 56, pp. 1 - 2, http://dx.doi.org/10.1080/08120090802541853

Kelly B; Acworth I; BEATRICE G; Andersen MS; Greve A; Andrew M, 2008, '3D Integration of Surface and Ground Water Data for Improved Catchment Knowledge', Australian Landcare, 320

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