Dan Lapworth

Mr Dan Lapworth


Location: Wallingford

Tel: 01491 69 2327

E-mail Dan Lapworth

Current projects and collaboration

  • Application of Tryptophan Florescence Sensors for improved raw water quality monitoring of Faecal Contamination in Groundwater sources: implications for optimising treatment processes (NERC Innovation grant)
  • Emerging contaminants in groundwater, collaboration with BRGM (NC)
  • Floodplain hydrogeochemistry (NC)
  • Groundwater recharge processes and urban groundwater quality and use in Sub-Saharan Africa (DFID) as part of the NERC UPGro programme UPGro
  • Impact of high abstaction on groundwater resources and water quality in the Indo-Gangetic Basin (DFID) in collaboration with UCL
  • Integrating Hydro-Climate Science into Policy Decisions for Climate-Resilient Infrastructure and Livelihoods in East Africa (NERC-DFID), collaboration with Leeds University
  • Source determination of phosphate in catchments with the NERC Isotope Geosciences Laboratory (NIGL-NC)


  • Data analysis and visualisation using R
  • Hydrogeochemistry, Hydrogeology
  • Project management and training in undertaking field-based observations
  • Water quality studies: design and implementation

Research interests

  • Biogeochemical processes in floodplains
  • Emerging organic contaminants in groundwater
  • Field sensors and isotope techniques for tracking pollution
  • Microbiological contamination in drinking water sources
  • Urban groundwater quality and use
  • Water resources in Africa and Asia - recharge, water quality, vulnerability and impact of climate variability

Professional association

  •  2012 : International Association of Hydrogeologist
  •  2011 : Chartered Chemist, RSC
  •  2003 : MRSC, Member of the Royal Society of Chemistry
  •  2000 : Member of RSC Water Science Forum

Published outputs

Key papers

LAPWORTH D J, MACDONALD A M, KRISHAN G, RAO M S, GOODDY D C, DARLING W G. 2015. Groundwater recharge and age-depth profiles of intensively exploited groundwater resources in northwest India, Geophysical Research Letters, 42, doi10.1002/2015GL065798.

SORENSEN J P R, LAPWORTH D J, MARCHANT B P, NKHUWA D C W, PEDLEY S, STUART M E, BELL R A, CHIRWA M, KABIKA J, LIEMISA M, CHIBESA M. 2015. In-situ tryptophan-like fluorescence: a real-time indicator of faecal contamination in drinking water supplies,Water Research, 81, 38-46.

GOODDY D C, MACDONALD D M J, LAPWORTH D J, BENNETT S A, GRIFFITHS K J. 2014. Nitrogen sources, transport and processing in peri-urban floodplains, Sci. Total Environ., 494-495, 28-38.

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

LAPWORTH D J, MACDONALD A M, TIJANI M N, DARLING W G, GOODDY D C, BONSOR H C, ARAGUAS-ARAGUAS L J. 2012. Residence times of shallow groundwater in West Africa: implications for hydrogeology and resilience to future changes in climate. Hydrogeology Journal, (DOI) 10.1007/s10040-012-0925-4.

LAPWORTH D J, GOODDY D C, ALLEN D and OLD G H. 2009. Understanding groundwater, surface water and hyporheic zone biogeochemical processes in a Chalk catchment using fluorescence properties of dissolved and colloidal organic matter. Journal of Geophysical Research, 114,G00F02, doi:10.1029/2009JG000921.

TIPPING E, CORBISHLEY H T, KOPRIVNJAK J-F, LAPWORTH D J, MILLER M P, VINCENT C D and HAMILTON-TAYLOR J. 2009. Quantification of natural DOM from UV absorption at two wavelengths, Environmental Chemistry, 6, 472-476.

LAPWORTH D J, GOODDY D G, BUTCHER A and MORRIS B, 2008. Tracing groundwater flow and sources of organic carbon in sandstone aquifers using fluorescence properties of dissolved organic matter (DOM), Applied Geochemistry, 23, 3384-3390.

Research partners
  • Universities: Birmingham; Lancaster, Ibadan; IIT-Kharagpur; Leeds; Makerere; Reading, Surrey; UCL; Uni. Zambia.

    GOs: Nigerian Geological Survey; Ministry of Water and Environment, Uganda; BWDB, Bangladesh; NIH, India.

    NGOs: Practical Action; E4D; ODI