Dan Lapworth

Mr Dan Lapworth
Hydrogeochemist

Location: Wallingford

Tel: 01491 69 2327

E-mail Dan Lapworth

Current projects and collaboration

  • Emerging contaminants in groundwater, collaboration with BRGM
  • Floodplain hydrogeochemistry
  • Groundwater resilience to climate variability in sub-Saharan Africa (DFID)
  • Impact of high abstaction on groundwater resources and water quality in the Indo-Gangetic Basin (DFID)
  • Nanoparticle fate in suboxic environments, collaboaration with FENAC
  • Source determination of phosphate in catchments (with the NERC Isotope Geosciences Laboratory)
  • Urban groundwater quality and use in Sub-Saharan Africa (DFID)

Skills

  • Data analysis and visualisation using R
  • Hydrogeochemistry
  • Training: hydrogeochemistry and geochemical mapping
  • Urban water quality studies

Research interests

  • Biogeochemical processes in floodplains
  • Emerging organic contaminants in groundwater
  • Groundwater nanoparticles
  • Isotope techniques for tracking pollution
  • Regional geochemistry: UK, Madagascar, Nigeria
  • 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, 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.

LARK M R and LAPWORTH D J. 2012. Quality measures for soil surveys by lognormal kriging. Geoderma, 173-174, 231-240.

LAPWORTH D J, GOODY 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.