Research/Scholarly/Creative Works

Journal Articles

• Coluccio KM., Santos IR., Jeffrey LC. and Morgan LK. (2021) Groundwater discharge rates and uncertainties in a coastal lagoon using a radon mass balance. Journal of Hydrology 598 126436: 126436-126436. http://dx.doi.org/10.1016/j.jhydrol.2021.126436.

• Dench WE. and Morgan LK. (2021) Unintended consequences to groundwater from improved irrigation efficiency: Lessons from the Hinds-Rangitata Plain, New Zealand. Agricultural Water Management 245 106530: 106530-106530. http://dx.doi.org/10.1016/j.agwat.2020.106530.

• Clemens H., Pang L., Morgan LK. and Weaver L. (2020) Removal of rotavirus, MS2 bacteriophage and biomolecule-modified silica nanoparticles in undisturbed silt loam over gravels dosed with onsite wastewater. Water Research 169 http://dx.doi.org/10.1016/j.watres.2019.115272.

• Coluccio K., Santos I., Jeffreys L., Katurji M., Coluccio S. and Morgan LK. (2020) Mapping groundwater discharge to a coastal lagoon using combined spatial airborne thermal imaging, radon (222Rn) and multiple physicochemical variables. Hydrological Processes http://dx.doi.org/10.1002/hyp.13903.

• Humphries B., Weaver L., Burbery L., Webber J., Morgan LK. and Gregor J. (2020) Microbial pathogen removal from domestic effluent using coral sand in Kiribati. Journal of Applied Microbiology http://dx.doi.org/10.1111/jam.14555.

• Walther M., Stoeckl L. and Morgan LK. (2020) Post-pumping seawater intrusion at the field scale: implications for coastal aquifer management. Advances in Water Resources 138 103561 http://dx.doi.org/10.1016/j.advwatres.2020.103561.

• Yu X., Russoniello C., Morgan LK., Massman G. and Wang FC. (2020) Flow, Transport, and Reactions in Coastal Aquifers. Geofluids http://dx.doi.org/10.1155/2020/3539052.

• Coluccio K. and Morgan L. (2019) A review of methods for measuring groundwater–surface water exchange in braided rivers. Hydrology and Earth System Sciences 23: 4397-4417. http://dx.doi.org/10.5194/hess-23-4397-2019.

• Stoeckl L., Walther M. and Morgan L. (2019) Physical and Numerical Modelling of Post-Pumping Seawater Intrusion. Geofluids 2019 7191370: 11. http://dx.doi.org/10.1155/2019/7191370.

• Knight AC., Werner AD. and Morgan LK. (2018) The onshore influence of offshore fresh groundwater. Journal of Hydrology 561: 724-736. http://dx.doi.org/10.1016/j.jhydrol.2018.03.028.

• Morgan LK., Werner AD. and Patterson A. (2018) A conceptual study of offshore fresh groundwater behaviour in the Perth Basin (Australia): Modern salinity trends in a prehistoric context. Journal of Hydrology: Regional Studies 19: 318-334. http://dx.doi.org/10.1016/j.ejrh.2018.10.002.

• Badaruddin S., Werner AD. and Morgan LK. (2017) Characteristics of active seawater intrusion. Journal of Hydrology 551: 632-647. http://dx.doi.org/10.1016/j.jhydrol.2017.04.031.

• Bakker M., Miller AD., Morgan LK. and Werner AD. (2017) Evaluation of analytic solutions for steady interface flow where the aquifer extends below the sea. Journal of Hydrology 551: 660-664. http://dx.doi.org/10.1016/j.jhydrol.2017.04.009.

• Dobel R., Pickett T., Crosbie R., Morgan LK., Turnadge C. and Davies P. (2017) Emulation of recharge and evapotranspiration processes in shallow groundwater systems. Journal of Hydrology 555: 894-908. http://dx.doi.org/10.1016/j.jhydrol.2017.10.065.

• Beebe CR., Ferguson G., Gleeson T., Morgan LK. and Werner AD. (2016) Application of an Analytical Solution as a Screening Tool for Sea Water Intrusion. Groundwater 54(5): 709-718. http://dx.doi.org/10.1111/gwat.12411.

• Jakovovic D., Werner AD., de Louw PGB., Post VEA. and Morgan LK. (2016) Saltwater upconing zone of influence. Advances in Water Resources 94: 75-86. http://dx.doi.org/10.1016/j.advwatres.2016.05.003.

• Morgan LK. and Werner AD. (2016) Comment on “Closed-form analytical solutions for assessing the consequences of sea-level rise on groundwater resources in sloping coastal aquifers”: paper published in Hydrogeology Journal (2015) 23:1399–1413, by R. Chesnaux. Hydrogeology Journal 24(5): 1325-1328. http://dx.doi.org/10.1007/s10040-016-1398-7.

• Badaruddin S., Werner AD. and Morgan LK. (2015) Water table salinization due to seawater intrusion. Water Resources Research 51(10): 8397-8408. http://dx.doi.org/10.1002/2015WR017098.

• Morgan LK. and Werner AD. (2015) A national inventory of seawater intrusion vulnerability for Australia. Journal of Hydrology: Regional Studies 4: 686-698. http://dx.doi.org/10.1016/j.ejrh.2015.10.005.

• Morgan LK., Bakker M. and Werner AD. (2015) Occurrence of seawater intrusion overshoot. Water Resources Research 51(4): 1989-1999. http://dx.doi.org/10.1002/2014WR016329.

• Morgan LK. and Werner AD. (2014) Seawater intrusion vulnerability indicators for freshwater lenses in strip islands. Journal of Hydrology 508: 322-327. http://dx.doi.org/10.1016/j.jhydrol.2013.11.002.

• Ataie-Ashtiani B., Werner AD., Simmons CT., Morgan LK. and Lu C. (2013) How important is the impact of land-surface inundation on seawater intrusion caused by sea-level rise? Hydrogeology Journal 21(7): 1673-1677. http://dx.doi.org/10.1007/s10040-013-1021-0.

• Morgan LK., Stoeckl L., Werner AD. and Post VEA. (2013) An assessment of seawater intrusion overshoot using physical and numerical modeling. Water Resources Research 49(10): 6522-6526. http://dx.doi.org/10.1002/wrcr.20526.

• Morgan LK., Werner AD. and Simmons CT. (2012) On the interpretation of coastal aquifer water level trends and water balances: A precautionary note. Journal of Hydrology 470-471: 280-288. http://dx.doi.org/10.1016/j.jhydrol.2012.09.001.

• Werner AD., Ward JD., Morgan LK., Simmons CT., Robinson NI. and Teubner MD. (2012) Vulnerability indicators of sea water intrusion. Ground Water 50(1): 48-58. http://dx.doi.org/10.1111/j.1745-6584.2011.00817.x.

Chapters

• Morgan LK., Werner AD., Morris MJ. and Teubner M. (2013) Application of a Rapid-Assessment Method for Seawater Intrusion Vulnerability: Willunga Basin, South Australia. In Wetzelhuetter C (Ed.), Groundwater in the Coastal Zones of Asia-Pacific: 205-225.Springer Science & Business Media. http://dx.doi.org/10.1007/978-94-007-5648-9_10.

Reports

• Morgan L. (2019) Peer review of Ruamahanga groundwater modelling and groundwater recharge and irrigation demand modelling, as part of the Ruamahanga Collaborative Modelling Project. Prepared for Greater Wellington Regional Council.Commissioned by Greater Wellington Regional Council.

• Morgan LK. (2018) Peer review of saline intrusion model and risk assessment for the exploration phase of the Wellington Harbour Exploration Bores Project.Commissioned by Wellington Water Limited.

• Morgan LK. and Hutson J. (2016) Development of a recharge model for the upper South East of South Australia.Commissioned by Department of Environment Water and Natural Resources, South Australian Government.

• Morgan LK., Werner AD. and Patterson A. (2016) A preliminary investigation of offshore groundwater in the Perth Basin: First-order analysis using analytic and numerical modelling.Commissioned by Department of Water, Western Australian Government. 54.

• Doble R., Pickett T., Crosbie R. and Morgan LK. (2015) A new approach for modelling groundwater recharge in the South East of South Australia using MODFLOW, Goyder Institute for Water Research Technical Report Series No. 15/26..

• Harrington N., Lamontagne S., Crosbie R., Morgan LK. and Doble R. (2015) South East Regional Water Balance Project: Project Summary Report. Goyder Institute for Water Research Technical Report Series No. 15/39.Goyder Institute for Water Research.

• Morgan LK., Barnett S., Lawson J., Li C., Wright S., Skewes M., Harrington N., Woods J., Werner AD. and Plush B. (2015) A Hydrostratigraphic Model for the Shallow Aquifer Systems of the Gambier Basin and South Western Murray Basin. Goyder Institute for Water Research Technical Report Series No. 15/15..

• Morgan LK., Harrington N., Werner AD., Hutson JL., Woods J. and Knowling M. (2015) South East Regional Water Balance Project – Phase 2 Development of a Regional Groundwater Flow Model. Goyder Institute for Water Research Technical Report Series No. 15/38..Goyder Institute for Water Research. 142.

• Morgan LK. and Werner AD. (2013) A national-scale vulnerability assessment of seawater intrusion: Seawater intrusion vulnerability indexing - quantitative. Record 2013/20.Geoscience Australia.

• Morgan LK., Ivkovic KM., Marshall SK., Carey H., Sundaram B., Dixon-Jain P., Caruana L., Garlapati N. and Werner AD. (2013) A national-scale vulnerability assessment of seawater intrusion: Coastal aquifer typology. Record 2013/04.Geoscience Australia, Canberra.

• Morgan LK., Werner AD., Ivkovic KM., Carey H. and Sundaram B. (2013) A national-scale vulnerability assessment of seawater intrusion: First-order assessment of seawater intrusion for Australian case study sites. Record 2013/19.Geoscience Australia, Canberra.

• Werner AD., Jacobsen PE. and Morgan LK. (2013) Understanding seawater intrusion, Poster / Fact sheet.National Centre for Groundwater Research and Training, Flinders University.

• Cook S., Dixon-Jain P., Hocking M., Sundaram B., Morgan LK., Ivkovic KM., Werner AD., Norman R., Caruana L. and Garlapati N. (2012) A national-scale vulnerability assessment of seawater intrusion: Vulnerability factor analysis. Record 2013/08.Geoscience Australia, Canberra.

• Ivkovic KM., Marshall SK., Morgan LK., Werner AD., Carey H., Cook S., Sundaram B., Norman R., Wallace L. and Caruana L. (2012) A national scale vulnerability assessment of seawater intrusion: summary report, Waterlines Report Series No 85.National Water Commission.

• Marshall SK., Ivkovic KM., Morgan LK., Werner AD., Caruana L., Wallace L., Norman R. and Sundaram B. (2012) A national scale vulnerability assessment of seawater intrusion: Integration of technical assessments companion reference guide.Commissioned by Geosciences Australia.

• Norman R., Marshall SK., Carey H., Garlapati N., Sundaram B., Ivkovic KM., Wilson A., Morgan LK. and Werner AD. (2012) Seawater intrusion vulnerability indexing – qualitative, national-scale vulnerability assessment of seawater intrusion project.Commissioned by Geoscience Australia, Canberra, Australia.

Conference Contributions - Other

• Coluccio K., Morgan L., Santos I. and Jeffreys L. (2020) Quantifying the elusive: Using a radon mass balance approach to estimate groundwater discharge into a large coastal lagoon.. Invercargill, NZ: NZHS, NZ Rivers Group & NZFSS Joint Conference, 1-4 Dec 2020.

• Dench W. and Morgan L. (2018) Identifying changes in groundwater quantity and quality resulting from irrigation conversion. Alexandra: Irrigation NZ Conference, 17-19 Apr 2018.

• Knight A., Werner A. and Morgan L. (2018) Offshore groundwater - a new freshwater resource? Adelaide, Australia: Australian Geoscience Council Convention, 14-18 Oct 2018.

• Morgan LK., Knight A. and Werner A. (2018) The onshore influence of offshore groundwater – a global-scale analysis. Christchurch, New Zealand: NZ Hydrological Society and Meteorological Society of NZ Joint conference, 3-7 Dec 2018.

Conference Contributions - Published

• Coluccio K. and Morgan L. (2019) Locating groundwater discharge into a large coastal lagoon. In Australasian Groundwater Conference: Groundwater in a Changing World http://dx.doi.org/10.25957/5def2c732d6d6.

• Morgan L. and Mountjoy J. (2019) Offshore fresh groundwater in New Zealand: A review. In Australasian Groundwater Conference: Groundwater in a Changing World National Centre For Groundwater Research And Training Australian Chapter International Association of Hydrogeologists. http://dx.doi.org/10.25957/5def2c732d6d6.

• Morgan L. and Mountjoy J. (2019) Offshore groundwater in New Zealand: A review. In.

• Setiawan I., Morgan L. and Doscher C. (2019) The creeping salt: New application of analytic solutions within a GIS framework to assess seawater intrusion vulnerability to sea level rise. In Australasian Groundwater Conference: Groundwater in a Changing World National Centre For Groundwater Research And Training Australian Chapter International Association of Hydrogeologists. http://dx.doi.org/10.25957/5def2c732d6d6.

• Simpson N., Setiawan I. and Morgan L. (2019) Is saltwater intrusion occurring from the Avon River into the shallow aquifer in Christchurch, New Zealand? In http://dx.doi.org/10.18124/yzqq-cv77.

• Morgan LK. and Rosado C. (2018) Untreated groundwater supply and the Christchurch coastal aquifer system. In Szymkiewicz A; Sadurski A; Jaworska-Szulc B (Eds). Proceedings - 25.SWIM: 178-178.

• Walther M., Stoeckl L. and Morgan LK. (2018) Is sea water intrusion by groundwater over-abstraction even worse than what we expected? - Part 2: Understanding parameter sensitivity in field-scale. In Proceedings SWIM 2018: 348-348.

• Werner A., Knight A., Morgan LK., Thomann J., Solórzano-Rivas C. and Walther M. (2018) Classes of seawater intrusion: An extension to consider the effects of offshore aquifers. In Proceedings SWIM 2018: 349-349.

Student Supervision

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Current
• PhD - Bosserelle A: Sea-level rise, groundwater dynamics and impacts on infrastructure systems
• PhD - Coluccio K: The role of groundwater seepage in coastal lagoons
• PhD - Setiawan I: Characterising riparian seawater intrusion into a shallow aquifer under climate change
• Masters - Clark D: Developing a groundwater surface water model for the Selwyn district
• Masters - Hatley G: Impact of salt on groundwater ecosystems
• Masters - Robb L: Surface water groundwater interaction in the Selwyn River
• Masters - Sai Louie A: Quantifying groundwater recharge from braided rivers using heat as a tracer
• Masters - Songola C: Quantifying groundwater recharge from braided rivers using heat as a tracer
Completed
• Masters - Clemence H: Virus transport through soil from on-site wastewater treatment systems (2018)
• Masters - Coluccio K: Comparison of methods for measuring groundwater-surface water interactions in braided rivers (2018)
• Masters - Dench W: Identifying changes in the Mayfield-Hinds aquifers following transition from border dyke to spray irrigation (2017)
• Masters - Durney P: Groundwater modelling of the Hinds Managed Aquifer Recharge pilot study (2019)
• Masters - Graham H: Pathways for nutrient contamination of Barkers Creek catchment, South Canterbury (2019)
• Masters - Humphries B: Optimising the use of Coral Sands for the Treatment of Onsite Wastewater (2018)
• Masters - Knight A: Subsea fresh groundwater in the south east of South Australia (2017)
• Masters - McLean L: Hydrogeological Investigation of the Christchurch City Aquifer (2018)
• Masters - Charlton G: Developing a hydrogeological conceptual model for Kaitorete Spit (2019)
• Masters - Demler S: Determining aquifer characteristics from pump testing in Ilam Fields (2017)
• Masters - Michell B: Analysis of slug test methods for use in the highly permeable Riccarton gravel aquifer. (2017)
• Masters - Natasha Simpson: Is saltwater intrusion occurring from the Avon River into the shallow aquifer in Christchurch, New Zealand? (2019)
• Masters - Scaife M: Characterising seawater intrusion within the Christchurch coastal aquifer in the vicinity of Lake Kate Sheppard (2019)
• Honours - Setiawan I: Christchurch seawater intrusion vulnerability (2018)
• Honours - Thomann J: Investigating the extent and vulnerability of fresh groundwater beneath the sea: Application of sharp-interface analytical methods (2017)
• Summer Student - Coluccio K: Methods for assessing groundwater-surface water interactions in braided rivers (2017)

Editorial Work

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• Hydrogeology Journal Associate Editor ( 2019 - 2021)
• Geofluids Guest Editor ( 2018 - 2019)