Staff profiles

Vanessa TrompetterPrincipal Technician

Trompetter Vanessa 1863


Earth & Environmental Science Laboratories: Water & Ice

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Vanessa is the Principal Technician in the Water Dating Lab with 28 years experience specialising in high sensitivity tritium analaysis. The laboratory also measures complementary environmental tracers such as CFC, SF6 H-1301 and Ne allowing understanding of processes in groundwater, surface water, oceans and glaciers. Vanessa is also using stable isotopes to create a groundwater isoscape for New Zealand.


  • BSc, Earth Science
  • MSc, Earth Sciences

Areas of expertise

  • Technical: Field Work
  • Geochemist: Hydrogeology
  • Geochemist: Stable Isotopes
  • Geochemist: Groundwater Dating
  • Technical: Computer skills
  • Geochemist: Isotope Geochemistry
  • Groundwater: Groundwater dating
  • Geology: Erosion Processes
  • Technical: Gas chromatography
  • Technical: Data analysis
  • Groundwater: Water Quality
  • Groundwater: Aquifer testing
  • Groundwater: Sampling
  • Groundwater: GW security - Municpal water supply
  • Business Development: Quality assurance
  • Business Development: Quality assurance auditing
  • Business Development: Geochronology/Stable Isotopes
  • Technical: Gas chromatography

Major Publications

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  • Morgenstern, U.; van der Raaij, R.W.; Trompetter, V.J.; McBeth, K. 2008. The Marlborough Deep Wairau Aquifer sustainability review 2008 : isotopic indicators Lower Hutt: GNS Science. GNS Science report 2008/33 18 p.


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