Mrs Marianne Stuart

Mrs Marianne Stuart

Senior Hydrochemist, Groundwater

Location: Wallingford

Tel: 01491 69 2298

E-mail Mrs Marianne Stuart


  •  2014 – ongoing : Senior Hydrochemist - Groundwater Protection, British Geological Survey
  •  2010 –2014 : Team Leader of Groundwater Protection
  •  1989 : Hydrochemist, British Geological Survey
  •  1976 –1989 : British Geological Survey Geochemistry Laboratory
  •  1973 –1976 : BSc Chemistry University of Bristol


  • GIS for hydrogeological data interpretation
  • Groundwater sampling and interpretation
  • Trend assessment
  • Working knowledge of French and Spanish

Research interests

  • Economic cost of pollution
  • Groundwater pollution (agrochemicals, solvents, cryptosporidium)
  • Groundwater temperature
  • Nutrients and climate change
  • Risk assessment
  • Risks to groundwater from shale gas extraction
  • Trend assessment

Current projects and collaboration

  • Agrochemicals in aquifers
  • Emerging groundwater contaminants
  •  2013 – ongoing : Modelling the nitrate legacy in the unsaturated zone. Joint project with Environment Agency
  •  2012 –2015 : LTLS: Analysis and simulation of the Long-Term / Large-Scale interactions of C, N and P in UK land, freshwater and atmosphere -NERC Macronutrients Cycle Grant. CEH lead, Rothampsted Research, Keele University,University of Liverpool, Lancaster University,UCL and James Hutton Institute.

Professional association

  •  1997 : Member of the Royal Society of Chemistry, Chartered Chemist

Published outputs

Key papers

WARD, R S, STUART M E and BLOOMFIELD J P. 2015. Hydrological aspects of shale gas extraction in the UK. In: Fracking. Issues in Environmental Science and Technology No. 39. Hester R, and Harrison R editors, Royal Society of Chemistry pp 121-150,

STUART M E and LAPWORTH D J. 2014. Transformation products of emerging organic compounds as future groundwater and drinking water contaminants. In: Transformation products of emerging contaminants in the environment: analysis, processes, occurrence, effects and risks, Lambropoulou D A. and Nollet L M L (editors), Wiley pp 65-86.

STUART, M E, LAPWORTH, D J, THOMAS, J and EDWARDS, L. 2014. Fingerprinting groundwater pollution in catchments with contrasting contaminant sources using microorganic compounds. Science of the Total Environment, 468-469, 564-577

WANG, L, BUTCHER, A S, STUART, M E, GOODDY, D C and BLOOMFIELD, J.P. 2013. The nitrate time bomb: A numerical way to investigate nitrate storage and lag time in the unsaturated zone. Environmental Geochemistry and Health,35, 5, 667-681

LAPWORTH, D J, BARAN, N, STUART, M E and WARD, R S. 2012. Emerging contaminants in groundwater: A review of sources, fate and occurrence. Environmental Pollution, 163, 287-303.

STUART, M E, LAPWORTH, D J, CRANE, E J and HART, A. 2012. Review of risk from potential emerging contaminants in UK groundwater. ,Science of the Total Environment,, 416, 1-21.

WANG, L, STUART, M E, BLOOMFIELD, J P, BUTCHER, A S, GOODDY, D C, MCKENZIE, A A, LEWIS, M A, and WILLIAMS, A T. 2012. Prediction of the arrival of peak nitrate concentrations at the water table at the regional scale in Great Britain Great Britain. Hydrological Processes, 26, 226-239.

STUART, M E, GOODDY, D C, BLOOMFIELD, J P, WILLIAMS, A T. 2011 A review of the impact of climate change on future nitrate concentrations in groundwater of the UK. Science of the Total Environment, 409 (15). 2859-2873.

STUART, M E., MAURICE, L, HEATON, T H E, SAPIANO, M, MICALLEF SULTANA, M, GOODDY, D C and CHILTON, P J. 2010.  Groundwater residence time and movement in the Maltese islands: a geochemical approach. Applied Geochemistry, Vol. 25, 5, 609-620.

TRICK, J, STUART, M and REEDER, S. 2008.  Contaminated groundwater sampling and quality control of water analyses. Environmental Geochemistry: Site Characterization, Data Analysis and Case Histories.  DE VIVO, B, BELKIN, H E and LIMA, A (editors). London, UK, Elsevier, 29-57.

STUART, M E, CHILTON, P J, KINNIBURGH and D G, COOPER, D M.  2007. Screening for long-term trends in groundwater nitrate monitoring data. Quarterly Journal of Engineering Geology and Hydrogeology, Vol.40, 361-376.

LAPWORTH, D J, GOODDY, D, STUART, M, CHILTON, P J, CACHANDT, G, KNAPP, M and BISHOP, S. 2006. Pesticides in groundwater: some observations on temporal and spatial trends. Water and Environment Journal, Vol. 20, 2, 55-64.

LAWRENCE, A, STUART, M, CHENEY, C, JONES, N and MOSS, R. 2006. Investigating the scale of structural controls on chlorinated hydrocarbon distributions in the fractured-porous unsaturated zone of a sandstone aquifer in the UK. Hydrogeology Journal, Vol.14, 8, 1470-1482.

STUART, M, GOODDY, D, HUGHES, A and JACKSON, C. 2006. A field and modeling study to determine pesticide occurrence in a public water supply in Northern England. Ground Water Monitoring & Remediation, Vol.26, 4, 128-136.

CHILTON, P J, STUART, M; GOODDY, D, WILLIAMS, R, and JOHNSON, A. 2005. Pesticide fate and behaviour in the UK Chalk aquifer, and implications for groundwater quality. Quarterly Journal of Engineering Geology and Hydrogeology, 38 (1). 65-81.

DARLING, W G; MORRIS, B, STUART, M and GOODDY, D.  2005 Groundwater age indicators from public supplies tapping the chalk aquifer of southern England. Water and Environment Journal, Vol.19, 1, 30-40.

GOODDY, D, STUART, M, LAPWORTH, D, CHILTON, P J, BISHOP, S, CACHANDT, G, KNAPP, M. and PEARSON, T. 2005. Pesticide pollution of the Triassic Sandstone aquifer of South Yorkshire. Quarterly Journal of Engineering Geology and Hydrogeology, Vol.38,1, 53-63.

MORRIS, B, STUART, M, DARLING, W G and GOODDY, D. 2005 The use of groundwater age indicators in risk assessment to aid water supply operational planning. Water and Environment Journal, Vol.19, 1, 41-48.